CENTENNIAL HALL RENOVATIONS TRUMAN STATE UNIVERSITY Issued for Bid

CENTENNIAL HALL RENOVATIONS TRUMAN STATE UNIVERSITY Issued for Bid

GYPSUM BOARD SHAFT WALL ASSEMBLIES

092116.23 - 1 Project No.: 101201January 27, 2012

SECTION 092116.23 - GYPSUM BOARD SHAFT WALL ASSEMBLIES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section Includes: Gypsum board shaft wall assemblies.

1.3 ACTION SUBMITTALS

A. Product Data: For each component of gypsum board shaft wall assembly.

1.4 INFORMATIONAL SUBMITTALS

A. Evaluation Reports: For shaft wall assemblies, from ICC-ES.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Store materials inside under cover and keep them dry and protected against weather, condensation, direct sunlight, construction traffic, and other potential causes of damage. Stack panels flat and supported on risers on a flat platform to prevent sagging.

1.6 FIELD CONDITIONS

A. Environmental Limitations: Comply with ASTM C 840 requirements or with gypsum board manufacturer's written recommendations, whichever are more stringent.

B. Do not install interior products until installation areas are enclosed and conditioned.

C. Do not install panels that are wet, moisture damaged, or mold damaged.

1. Indications that panels are wet or moisture damaged include, but are not limited to, discoloration, sagging, and irregular shape.

2. Indications that panels are mold damaged include, but are not limited to, fuzzy or splotchy surface contamination and discoloration.



PART 2 - PRODUCTS

2.1 PERFORMANCE REQUIREMENTS

A. Fire-Resistance-Rated Assemblies: For fire-resistance-rated assemblies, provide materials and construction identical to those tested in assembly indicated according to ASTM E 119 by an independent testing agency.

2.2 GYPSUM BOARD SHAFT WALL ASSEMBLIES

A. Fire-Resistance Rating: 2 hours.

B. Studs: Manufacturer's standard profile for repetitive members, corner and end members, and fire-resistance-rated assembly indicated.

1. Depth: 2-1/2 inches (64 mm). 2. Minimum Base-Metal Thickness: 0.018 inch (0.45 mm).

C. Runner Tracks: Manufacturer's standard J-profile track with manufacturer's standard long-leg length, but at least 2 inches (51 mm) long and matching studs in depth.

1. Minimum Base-Metal Thickness: 0.018 inch (0.45 mm).

D. Elevator Hoistway Entrances: Manufacturer's standard J-profile jamb strut with long-leg length of 3 inches (76 mm), matching studs in depth, and not less than 0.033 inch (0.84 mm) thick.

E. Room-Side Finish: Gypsum board.

F. Shaft-Side Finish: Gypsum shaftliner board, Type X.

G. Insulation: Sound attenuation blankets.

2.3 PANEL PRODUCTS

A. Panel Size: Provide in maximum lengths and widths available that will minimize joints in each area and that correspond with support system indicated.

B. Gypsum Shaftliner Board, Type X: ASTM C 1396/C 1396M; manufacturer's proprietary fire-resistive liner panels with paper faces.

1. Products: Subject to compliance with requirements, available products that may be incorporated into the Work include, but are not limited to, the following:

a. American Gypsum; Shaft Liner. b. Georgia-Pacific Gypsum LLC, Subsidiary of Georgia Pacific; ToughRock Fireguard

Shaftliner. c. National Gypsum Company; Gold Bond Brand Fire-Shield Shaftliner. d. USG Corporation; Sheetrock Brand Gypsum Liner Panel.

2. Thickness: 1 inch (25.4 mm). 3. Long Edges: Double bevel.



C. Gypsum Board: As specified in Division 09 Section "Gypsum Board."

2.4 NON-LOAD-BEARING STEEL FRAMING

A. Steel Framing Members: Comply with ASTM C 645 requirements for metal unless otherwise indicated.

1. Protective Coating: Coating with equivalent corrosion resistance of ASTM A 653/A 653M, G40 (Z120) unless otherwise indicated.

2.5 AUXILIARY MATERIALS

A. General: Provide auxiliary materials that comply with manufacturer's written recommendations.

B. Trim Accessories: Cornerbead, edge trim, and control joints of material and shapes as specified in Division 09 Section "Gypsum Board" that comply with gypsum board shaft wall assembly manufacturer's written recommendations for application indicated.

C. Steel Drill Screws: ASTM C 1002 unless otherwise indicated.

D. Track Fasteners: Power-driven fasteners of size and material required to withstand loading conditions imposed on shaft wall assemblies without exceeding allowable design stress of track, fasteners, or structural substrates in which anchors are embedded. 1. Power-Actuated Anchors: Fastener system of type suitable for application indicated,

fabricated from corrosion-resistant materials, with capability to sustain, without failure, a load equal to 10 times design load, as determined by testing according to ASTM E 1190 conducted by a qualified testing agency.

E. Sound Attenuation Blankets: As specified in Division 07 Section "Thermal Insulation."

F. Acoustical Sealant: As specified in Division 07 Section "Joint Sealants."

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates to which gypsum board shaft wall assemblies attach or abut, with Installer present, including hollow-metal frames, elevator hoistway door frames, cast-in anchors, and structural framing. Examine for compliance with requirements for installation tolerances and other conditions affecting performance.

B. Examine panels before installation. Reject panels that are wet, moisture damaged, or mold damaged.

C. Proceed with installation only after unsatisfactory conditions have been corrected.



3.2 INSTALLATION

A. General: Install gypsum board shaft wall assemblies to comply with requirements of fire-resistance-rated assemblies indicated, manufacturer's written installation instructions, and ASTM C 754 other than stud-spacing requirements.

B. Do not bridge building expansion joints with shaft wall assemblies; frame both sides of expansion joints with furring and other support.

C. Install supplementary framing in gypsum board shaft wall assemblies around openings and as required for blocking, bracing, and support of gravity and pullout loads of fixtures, equipment, services, heavy trim, furnishings, wall-mounted door stops, and similar items that cannot be supported directly by shaft wall assembly framing.

1. Elevator Hoistway: At elevator hoistway-entrance door frames, provide jamb struts on each side of door frame.

D. Penetrations: At penetrations in shaft wall, maintain fire-resistance rating of shaft wall assembly by installing supplementary steel framing around perimeter of penetration and fire protection behind boxes containing wiring devices, elevator call buttons, elevator floor indicators, and similar items.

E. Isolate perimeter of gypsum panels from building structure to prevent cracking of panels, while maintaining continuity of fire-rated construction.

F. Sound-Rated Shaft Wall Assemblies: Seal gypsum board shaft walls with acoustical sealant at perimeter of each assembly where it abuts other work and at joints and penetrations within each assembly.

G. Cant Panels: At projections into shaft exceeding 4 inches (102 mm), install 1/2- or 5/8-inch- (13- or 16-mm-) thick gypsum board cants covering tops of projections.

1. Slope cant panels at least 75 degrees from horizontal. Set base edge of panels in adhesive and secure top edges to shaft walls at 24 inches (610 mm) o.c. with screws fastened to shaft wall framing.

2. Where steel framing is required to support gypsum board cants, install framing at 24 inches (610 mm) o.c. and extend studs from the projection to shaft wall framing.

H. Installation Tolerance: Install each framing member so fastening surfaces vary not more than 1/8 inch (3 mm) from the plane formed by faces of adjacent framing.



3.3 PROTECTION

A. Protect installed products from damage from weather, condensation, direct sunlight, construction, and other causes during remainder of the construction period.

B. Remove and replace panels that are wet, moisture damaged, or mold damaged.



END OF SECTION 092116.23

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NON-STRUCTURAL METAL FRAMING 092216 - 1 Project No.: 101201January 27, 2012

SECTION 092216 - NON-STRUCTURAL METAL FRAMING

PART 1 - GENERAL



1.2 SUMMARY

A. Section Includes:

1. Non-load-bearing steel framing systems for interior gypsum board assemblies. 2. Suspension systems for interior gypsum ceilings, soffits, and grid systems.


A. Product Data: For each type of product.

PART 2 - PRODUCTS

2.1 DESCRIPTION

A. Fire-Test-Response Characteristics: For fire-resistance-rated assemblies that incorporate non-load-bearing steel framing, provide materials and construction identical to those tested in assembly indicated according to ASTM E 119 by an independent testing agency.

B. STC-Rated Assemblies: For STC-rated assemblies, provide materials and construction identical to those tested in assembly indicated according to ASTM E 90 and classified according to ASTM E 413 by an independent testing agency.

2.2 FRAMING SYSTEMS

A. Framing Members, General: Comply with ASTM C 754 for conditions indicated.

1. Steel Sheet Components: Comply with ASTM C 645 requirements for metal unless otherwise indicated.

2. Protective Coating: ASTM A 653/A 653M, G40 (Z120), hot-dip galvanized, unless otherwise indicated.


B. Studs and Runners: ASTM C 645. Use either steel studs and runners or dimpled steel studs and runners.

1. Steel Studs and Runners:

a. Minimum Base-Metal Thickness: 0.033 inch (0.84 mm). b. Depth: As indicated on Drawings.

2. Dimpled Steel Studs and Runners:


C. Slip-Type Head Joints: Where indicated, provide[ one of] the following:

1. Single Long-Leg Runner System: ASTM C 645 top runner with 2-inch- (51-mm-) deep flanges in thickness not less than indicated for studs, installed with studs friction fit into top runner and with continuous bridging located within 12 inches (305 mm) of the top of studs to provide lateral bracing.

D. Cold-Rolled Channel Bridging: Steel, 0.053-inch (1.34-mm) minimum base-metal thickness, with minimum 1/2-inch- (13-mm-) wide flanges.

1. Depth: 1-1/2 inches (38 mm). 2. Clip Angle: Not less than 1-1/2 by 1-1/2 inches (38 by 38 mm), 0.068-inch- (1.72-mm-)

thick, galvanized steel.

E. Hat-Shaped, Rigid Furring Channels: ASTM C 645.

1. Minimum Base-Metal Thickness: 0.018 inch (0.45 mm). 2. Depth: As indicated on Drawings.

F. Z-Shaped Furring: With slotted or nonslotted web, face flange of 1-1/4 inches (31.8 mm), wall attachment flange of 7/8 inch (22 mm), minimum uncoated-metal thickness of 0.018 inch (0.45 mm), and depth required to fit insulation thickness indicated.

2.3 SUSPENSION SYSTEMS

A. Tie Wire: ASTM A 641/A 641M, Class 1 zinc coating, soft temper, 0.062-inch- (1.59-mm-) diameter wire, or double strand of 0.048-inch- (1.21-mm-) diameter wire.

B. Hanger Attachments to Concrete:

1. Anchors: Fabricated from corrosion-resistant materials with holes or loops for attaching wire hangers and capable of sustaining, without failure, a load equal to 5 times that imposed by construction as determined by testing according to ASTM E 488 by an independent testing agency.

a. Type: Postinstalled, expansion anchor.

C. Wire Hangers: ASTM A 641/A 641M, Class 1 zinc coating, soft temper, 0.16 inch (4.12 mm) in diameter.


D. Carrying Channels: Cold-rolled, commercial-steel sheet with a base-metal thickness of 0.053 inch (1.34 mm) and minimum 1/2-inch- (13-mm-) wide flanges.

1. Depth: 2-1/2 inches (64 mm).

E. Furring Channels (Furring Members):

1. Cold-Rolled Channels: 0.053-inch (1.34-mm) uncoated-steel thickness, with minimum 1/2-inch- (13-mm-) wide flanges, 3/4 inch (19 mm) deep.

2. Steel Studs and Runners: ASTM C 645.


F. Grid Suspension System for Gypsum Board Ceilings: ASTM C 645, direct-hung system composed of main beams and cross-furring members that interlock. 1. Grid Suspension System not suitable for use with gypsum veneer plaster.


a. Armstrong World Industries, Inc.; Drywall Grid Systems. b. Chicago Metallic Corporation; Drywall Grid System. c. USG Corporation; Drywall Suspension System.


A. General: Provide auxiliary materials that comply with referenced installation standards.

1. Fasteners for Metal Framing: Of type, material, size, corrosion resistance, holding power, and other properties required to fasten steel members to substrates.

B. Isolation Strip at Exterior Walls: Provide one of the following:

1. Asphalt-Saturated Organic Felt: ASTM D 226, Type I (No. 15 asphalt felt), nonperforated.

2. Foam Gasket: Adhesive-backed, closed-cell vinyl foam strips that allow fastener penetration without foam displacement, 1/8 inch (3.2 mm) thick, in width to suit steel stud size.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine areas and substrates, with Installer present, and including welded hollow-metal frames, cast-in anchors, and structural framing, for compliance with requirements and other conditions affecting performance of the Work.

B. Proceed with installation only after unsatisfactory conditions have been corrected.


3.2 PREPARATION

A. Suspended Assemblies: Coordinate installation of suspension systems with installation of overhead structure to ensure that inserts and other provisions for anchorages to building structure have been installed to receive hangers at spacing required to support the Work and that hangers will develop their full strength.

1. Furnish concrete inserts and other devices indicated to other trades for installation in advance of time needed for coordination and construction.

3.3 INSTALLATION, GENERAL

A. Installation Standard: ASTM C 754, except comply with framing sizes and spacing indicated.

1. Gypsum Plaster Assemblies: Also comply with requirements in ASTM C 841 that apply to framing installation.

2. Gypsum Board Assemblies: Also comply with requirements in ASTM C 840 that apply to framing installation.

B. Install supplementary framing, and blocking to support fixtures, equipment services, heavy trim, grab bars, toilet accessories, furnishings, or similar construction.

C. Install bracing at terminations in assemblies.

D. Do not bridge building control and expansion joints with non-load-bearing steel framing members. Frame both sides of joints independently.

3.4 INSTALLING FRAMED ASSEMBLIES

A. Where studs are installed directly against exterior masonry walls or dissimilar metals at exterior walls, install isolation strip between studs and exterior wall.

B. Install studs so flanges within framing system point in same direction.

1. Space studs as follows:

a. Single-Layer Application: 16 inches (406 mm) o.c. unless otherwise indicated.


C. Install tracks (runners) at floors and overhead supports. Extend framing full height to structural supports or substrates above suspended ceilings, except where partitions are indicated to terminate at suspended ceilings. Continue framing around ducts penetrating partitions above ceiling.

1. Slip-Type Head Joints: Where framing extends to overhead structural supports, install to produce joints at tops of framing systems that prevent axial loading of finished assemblies.

2. Door Openings: Screw vertical studs at jambs to jamb anchor clips on door frames; install runner track section (for cripple studs) at head and secure to jamb studs.

a. Install two studs at each jamb unless otherwise indicated. b. Install cripple studs at head adjacent to each jamb stud, with a minimum 1/2-inch

(13-mm) clearance from jamb stud to allow for installation of control joint in finished assembly.

c. Extend jamb studs through suspended ceilings and attach to underside of overhead structure.

3. Other Framed Openings: Frame openings other than door openings the same as required for door openings unless otherwise indicated. Install framing below sills of openings to match framing required above door heads.

4. Fire-Resistance-Rated Partitions: Install framing to comply with fire-resistance-rated assembly indicated and support closures and to make partitions continuous from floor to underside of solid structure.

a. Firestop Track: Where indicated, install to maintain continuity of fire-resistance-rated assembly indicated.

5. Sound-Rated Partitions: Install framing to comply with sound-rated assembly indicated.

D. Direct Furring:

1. Screw to wood framing. 2. Attach to concrete or masonry with stub nails, screws designed for masonry attachment,

or powder-driven fasteners spaced 24 inches (610 mm) o.c.

E. Z-Furring Members:

1. Erect insulation (specified in Division 07 Section "Thermal Insulation") vertically and hold in place with Z-furring members spaced 24 inches (610 mm) o.c.

2. Except at exterior corners, securely attach narrow flanges of furring members to wall with concrete stub nails, screws designed for masonry attachment, or powder-driven fasteners spaced 24 inches (610 mm) o.c.

3. At exterior corners, attach wide flange of furring members to wall with short flange extending beyond corner; on adjacent wall surface, screw-attach short flange of furring channel to web of attached channel. At interior corners, space second member no more than 12 inches (305 mm) from corner and cut insulation to fit.

F. Installation Tolerance: Install each framing member so fastening surfaces vary not more than 1/8 inch (3 mm) from the plane formed by faces of adjacent framing.


3.5 INSTALLING SUSPENSION SYSTEMS

A. Install suspension system components in sizes and spacings indicated on Drawings, but not less than those required by referenced installation standards for assembly types and other assembly components indicated.

B. Isolate suspension systems from building structure where they abut or are penetrated by building structure to prevent transfer of loading imposed by structural movement.

C. Suspend hangers from building structure as follows:

1. Install hangers plumb and free from contact with insulation or other objects within ceiling plenum that are not part of supporting structural or suspension system.

a. Splay hangers only where required to miss obstructions and offset resulting horizontal forces by bracing, countersplaying, or other equally effective means.

2. Where width of ducts and other construction within ceiling plenum produces hanger spacings that interfere with locations of hangers required to support standard suspension system members, install supplemental suspension members and hangers in the form of trapezes or equivalent devices.

a. Size supplemental suspension members and hangers to support ceiling loads within performance limits established by referenced installation standards.

3. Wire Hangers: Secure by looping and wire tying, either directly to structures or to inserts, eye screws, or other devices and fasteners that are secure and appropriate for substrate, and in a manner that will not cause hangers to deteriorate or otherwise fail.

4. Do not connect or suspend steel framing from ducts, pipes, or conduit.

D. Fire-Resistance-Rated Assemblies: Wire tie furring channels to supports.

E. Grid Suspension Systems: Attach perimeter wall track or angle where grid suspension systems meet vertical surfaces. Mechanically join main beam and cross-furring members to each other and butt-cut to fit into wall track.

F. Installation Tolerances: Install suspension systems that are level to within 1/8 inch in 12 feet (3 mm in 3.6 m) measured lengthwise on each member that will receive finishes and transversely between parallel members that will receive finishes.

END OF SECTION 092216


GYPSUM PLASTERING 092300 - 1 Project No.: 101201January 27, 2012

SECTION 092300 - GYPSUM PLASTERING

PART 1 - GENERAL



1.2 SUMMARY


1. Gypsum plasterwork on expanded-metal lath, unit masonry, and monolithic concrete at existing wall locations requiring patching, including window openings, door openings, wall areas where existing plaster moldings were removed for new construction, etc.


A. Product Data: For each type of product indicated.

1.4 QUALITY ASSURANCE

A. Fire-Resistance Ratings: Where indicated, provide gypsum plaster assemblies identical to those of assemblies tested for fire resistance per ASTM E 119 by a qualified testing agency. Identify products with appropriate markings of applicable testing agency.

1. Indicate design designations from UL's "Fire Resistance Directory" or from the listings of another qualified testing agency.


A. Store materials inside under cover and keep them dry and protected against damage from weather, direct sunlight, surface contamination, corrosion, construction traffic, and other causes.

1.6 PROJECT CONDITIONS

A. Comply with ASTM C 842 requirements or gypsum plaster manufacturer's written recommendations, whichever are more stringent.

B. Room Temperatures: Maintain temperatures at not less than 55 deg F (13 deg C) or greater than 80 deg F (27 deg C) for at least seven days before application of gypsum plaster, continuously during application, and for seven days after plaster has set or until plaster has dried.


C. Avoid conditions that result in gypsum plaster drying out too quickly.

1. Distribute heat evenly; prevent concentrated or uneven heat on plaster. 2. Maintain relative humidity levels for prevailing ambient temperature that produce normal

drying conditions. 3. Ventilate building spaces in a manner that prevents drafts of air from contacting surfaces

during plaster application and until plaster is dry.

PART 2 - PRODUCTS

2.1 EXPANDED-METAL LATH

A. Expanded-Metal Lath: ASTM C 847, cold-rolled carbon-steel sheet, ASTM A 653/A 653M, G60 (Z180), hot-dip galvanized zinc coated. 1. Paper Backing: Kraft paper factory bonded to back of lath. 2. Diamond-Mesh Lath: Flat, 3.4 lb/sq. yd. (1.8 kg/sq. m).

2.2 ACCESSORIES

A. General: Comply with ASTM C 841 and coordinate depth of trim and accessories with thicknesses and number of plaster coats required.

B. Metal Accessories:

1. Cornerite: Fabricated from expanded-metal lath with ASTM A 653/A 653M, G60 (Z180), hot-dip galvanized zinc coating.

2. Cornerbeads: Fabricated from zinc or zinc-coated (galvanized) steel.

a. Small nose cornerbead with expanded flanges; use unless otherwise indicated. b. Small nose cornerbead with expanded flanges reinforced by perforated stiffening

rib; use on columns and for finishing unit masonry corners.

3. Casing Beads: Fabricated from zinc or zinc-coated (galvanized) steel; square-edged style; with expanded flanges.

4. Control Joints: Fabricated from zinc or zinc-coated (galvanized) steel; one-piece-type, folded pair of unperforated screeds in M-shaped configuration; with perforated flanges and removable protective tape on plaster face of control joint.

5. Expansion Joints: Fabricated from zinc or zinc-coated (galvanized) steel; folded pair of unperforated screeds in M-shaped configuration; with expanded flanges.

2.3 MISCELLANEOUS MATERIALS

A. Water for Mixing and Finishing Plaster: Potable and free of substances capable of affecting plaster set or of damaging plaster, lath, or accessories.

B. Bonding Compound: ASTM C 631.

C. Steel Drill Screws: For metal-to-metal fastening, ASTM C 1002 or ASTM C 954, as required by thickness of metal being fastened; with pan head that is suitable for application; in lengths required to achieve penetration through joined materials of no fewer than three exposed threads.


D. Fasteners for Attaching Metal Lath to Substrates: Complying with ASTM C 841.

2.4 BASE-COAT PLASTER MATERIALS

A. Base-Coat Plasters, General: ASTM C 28/C 28M.

B. Lightweight Gypsum Ready-Mixed Plaster: With mill-mixed perlite aggregate.


a. National Gypsum Company; Gold Bond Gypsolite. b. USG Corporation; Structo-Lite.

C. Aggregates for Base-Coat Plasters: ASTM C 35, perlite.

2.5 FINISH-COAT PLASTER MATERIALS

A. Gypsum Ready-Mixed Finish Plaster: Manufacturer's standard, mill-mixed, gaged, interior finish.


a. National Gypsum Company; Gold Bond Kal-Kote Smooth or Texture to match adjacent existing surfaces.

b. USG Corporation; Imperial Finish Plaster.

2.6 PLASTER MIXES

A. Mixing: Comply with ASTM C 842 and manufacturer's written instructions for applications indicated.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine nonstructural and structural metal framing, substrates, and hollow-metal frames, for compliance with requirements and other conditions affecting performance of the Work.


3.2 PREPARATION

A. Protect adjacent work from soiling, spattering, moisture deterioration, and other harmful effects caused by plastering.



A. Fire-Resistance-Rated Assemblies: Install components according to requirements for design designations from listing organization and publication indicated on Drawings.

3.4 INSTALLING EXPANDED-METAL LATH

A. Expanded-Metal Lath: Install according to ASTM C 841.

1. Partition Framing and Vertical Furring: Install flat diamond-mesh lath. 2. Flat-Ceiling and Horizontal Framing: Install flat diamond-mesh lath. 3. On Solid Surfaces, Not Otherwise Furred: Install self-furring, diamond-mesh lath.

3.5 INSTALLING ACCESSORIES

A. General: Install according to ASTM C 841.

B. Cornerbeads: Install at external corners.

C. Casing Beads: Install at terminations of plasterwork, except where plaster passes behind and is concealed by other work and where metal screeds, bases, or frames act as casing beads.

D. Control Joints: Install control joints with spacing between joints in either direction not exceeding the following and in specific locations approved by Architect for visual effect:

1. Partitions: 30 feet (9 m). 2. Ceilings: 30 feet (9 m).

3.6 PLASTER APPLICATION

A. General: Comply with ASTM C 842.

1. Do not deviate more than plus or minus 1/8 inch in 10 feet (3.1 mm in 3 m) from a true plane in finished plaster surfaces, as measured by a 10-foot (3-m) straightedge placed on surface.

2. Finish plaster flush with metal frames and other built-in metal items or accessories that act as a plaster ground unless otherwise indicated. Where casing bead does not terminate plaster at metal frame, cut base coat free from metal frame before plaster sets and groove finish coat at junctures with metal.

3. Provide plaster surfaces that are ready to receive field-applied finishes indicated.

B. Bonding Compound: Apply on unit masonry and concrete plaster bases.

C. Plaster Finishes:

1. Provide troweled finish unless otherwise indicated.

2. Provide textured finish where indicated and as required to match existing adjacent surfaces..


3.7 PLASTER REPAIRS

A. Repair or replace work to eliminate cracks, dents, blisters, buckles, crazing and check cracking, dry outs, efflorescence, sweat outs, and similar defects and where bond to substrate has failed.

3.8 CLEANING AND PROTECTION

A. Remove temporary protection and enclosure of other work. Promptly remove plaster from door frames, windows, and other surfaces not indicated to be plastered. Repair floors, walls, and other surfaces stained, marred, or otherwise damaged during plastering.




GYPSUM VENEER PLASTERING 092613 - 1 Project No.: 101201January 27, 2012

SECTION 092613 - GYPSUM VENEER PLASTERING

PART 1 - GENERAL



1.2 SUMMARY


1. Gypsum veneer plaster and gypsum base for veneer plaster at new wall locations as noted per drawings.

B. Related Requirements:

1. Division 09 Section "Non-Structural Metal Framing" for non-load-bearing steel framing.



B. Shop Drawings:

1. Show locations, fabrication, and installation of control joints, reveals, and trim; include plans, elevations, sections, details of components, and attachments to other work.

C. Samples: For the following products:

1. Trim Accessories: Full-size Sample in 10-inch (250-mm) length for each trim accessory. 2. Textured Finishes: Manufacturer's standard size for each textured finish and on rigid

backing.


A. Mockups: Provide a full-thickness finish mockup for each type and finish of gypsum veneer plaster and substrate to demonstrate aesthetic effects and set quality standards for materials and execution.

1. Architect will select representative surfaces and conditions for application of each type of gypsum veneer plaster and substrate.

2. Provide mockups of ceilings and partitions in sizes of at least 100 sq. ft. (9 sq. m). 3. Apply gypsum veneer plaster, according to requirements for the completed Work, after

permanent lighting and other environmental services have been activated.


4. Subject to compliance with requirements, approved mockups may become part of the completed Work if undisturbed at time of Substantial Completion.


A. Deliver materials in original packages, containers, and bundles bearing brand name and identification of manufacturer or supplier.

B. Store materials inside under cover and keep them dry and protected against damage from weather, direct sunlight, surface contamination, corrosion, construction traffic, and other causes.

C. Stack panels flat on leveled supports off floor or slab to prevent sagging.


A. Environmental Limitations: Comply with ASTM C 843 requirements or gypsum veneer plaster manufacturer's written recommendations, whichever are more stringent.

B. Room Temperatures: Maintain not less than 55 deg F (13 deg C) or more than 80 deg F (27 deg C) for seven days before application of gypsum base and gypsum veneer plaster, continuously during application, and after application until veneer plaster is dry.

C. Avoid conditions that result in gypsum veneer plaster drying too rapidly.

1. Distribute heat evenly; prevent concentrated or uneven heat on veneer plaster. 2. Maintain relative humidity levels, for prevailing ambient temperature, that produce normal

drying conditions. 3. Ventilate building spaces in a manner that prevents drafts of air from contacting surfaces

during veneer plaster application until it is dry.

D. Do not install panels that are wet, moisture damaged, or mold damaged.



PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Source Limitations: Obtain gypsum veneer plaster products, including gypsum base for veneer plaster, joint reinforcing tape, and embedding material, from single manufacturer.





2.3 GYPSUM VENEER PLASTER

A. Two-Component Gypsum Veneer Plaster: ASTM C 587, with separate formulations; one for base-coat application and one for finish-coat application over substrates.

1. Products: Subject to compliance with requirements, available product that may be incorporated into the Work include, but are not limited to, the following:

a. National Gypsum Company:

1) Base Coat: Kal-Kote Plaster Base. 2) Textured Finish Coat: Kal-Kote Texture Finish Plaster.

2.4 PANEL PRODUCTS

A. Panel Size: Provide in maximum lengths and widths available that will minimize joints in each area and that correspond with support system indicated.

B. Abuse-Resistant Gypsum Base for Veneer Plaster: With specially reinforced core for greater resistance to surface abrasion, indentation, soft-body impact, and hard-body impact.


a. National Gypsum Company; Hi-Abuse Kal-Core Plaster Base.

2. Core: 5/8 inch (15.9 mm), Type X. 3. Long Edges: Tapered. 4. Mold Resistance: ASTM D 3273, score of 10 as rated according to ASTM D 3274. 5. Abuse Resistance: ASTM C 1629/C 1629M. 6. Panel complies with requirements of ASTM C 1396 Standard Specification for Gypsum

Board, Type X.

2.5 TRIM ACCESSORIES

A. Standard Trim: ASTM C 1047, provided or approved by manufacturer for use in gypsum veneer plaster applications indicated.

1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following:

a. Fry Reglet Corporation. b. Gordon Inc. c. National Gypsum Company.

2. Cornerbead: L-Bead: L-shaped; exposed long flange receives veneer plaster. a. Material: Zinc-coated steel (galvanized). b. Flange Length: 1-1/4 inch.


c. Basis of Design: National Gypsum Company; Kal-Korner Bead. 3. U-Bead: J-shaped; exposed short flange does not receive veneer plaster.

a. Material: Zinc-coated steel (galvanized). b. Basis of Design: National Gypsum Company; Veneer J Trim Casing Bead.

4. L-Bead: L-shaped; exposed long flange receives veneer plaster.

a. Material: Zinc-coated steel (galvanized). b. Basis of Design: National Gypsum Company; Veneer L Trim Casing Bead.

5. Control joints. a. Material: Zinc-coated steel (galvanized). b. Basis of Design: National Gypsum Compan; .093 Zinc Control Joint.

2.6 JOINT REINFORCING MATERIALS

A. General: Comply with joint strength requirements in ASTM C 587 and with gypsum veneer plaster manufacturer's written recommendations for each application indicated.

B. Joint Tape:

1. Gypsum Base for Veneer Plaster: 2-1/2 inch width, coated fiberglass reinforcing tape. a. Basis of Design: National Gypsum Company; Kal-Mesh Tape.

C. Embedding Material for Joint Tape:

1. Gypsum Base for Veneer Plaster: As recommended by gypsum veneer plaster manufacturer for use with joint-tape material and gypsum veneer plaster applications indicated.


A. General: Provide auxiliary materials that comply with referenced product standards and manufacturer's written recommendations.

B. Silica Sand: Complying with ASTM C 35 Specification for Inorganic Aggregates for use in Gypsum Plaster.

C. Bonding Agent: ASTM C 631, polyvinyl acetate.

D. Laminating Adhesive: Adhesive or joint compound recommended by manufacturer for directly adhering gypsum-base, face-layer panels to backing-layer panels in multilayer construction.

E. Steel Drill Screws: ASTM C 1002 unless otherwise indicated.

1. Use screws complying with ASTM C 954 for fastening panels to steel members from 0.033 to 0.112 inch (0.84 to 2.84 mm) thick.

F. Water: Potable.


PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, areas, and conditions, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of the Work.

B. Examine panels before installation. Reject panels that are wet, moisture damaged, or mold damaged.


3.2 INSTALLING PANELS, GENERAL

A. Gypsum Base for Veneer Plaster: Apply according to ASTM C 844 unless manufacturer's written recommendations are more stringent.

1. Do not allow gypsum base to degrade from exposure to sunlight, as evidenced by fading of paper facing.

2. Erection Tolerance: No more than 1/16-inch (1.6-mm) offsets between planes of gypsum base panels, and 1/8 inch in 8 feet (3 mm in 2.4 m) noncumulative, for level, plumb, warp, and bow.

B. Install sound attenuation blankets before installing gypsum base for veneer plaster.

C. Install ceiling panels across framing to minimize the number of abutting end joints and to avoid abutting end joints in the central area of each ceiling. Stagger abutting end joints of adjacent panels not less than one framing member.

D. Install panels with face side out. Butt panels together for a light contact at edges and ends with not more than 1/16 inch (1.6 mm) of open space between panels. Do not force into place.

E. Locate edge and end joints over supports, except in ceiling applications where intermediate supports or back-blocking is provided behind end joints. Do not place tapered edges against cut edges or ends. Stagger vertical joints on opposite sides of partitions. Do not locate joints, other than control joints, at corners of framed openings.

F. Attach panels to steel studs so leading edge or end of each panel is attached to open (unsupported) edges of stud flanges first.

G. Attach panels to framing provided at openings and cutouts.

H. Form control joints with space between edges of adjoining panels.

I. Cover both sides of partition framing with panels in concealed spaces, including above ceilings, except in internally braced chases.

1. Unless concealed application is indicated or required for sound, fire, air, or smoke ratings, coverage may be accomplished with scraps of not less than 8 sq. ft. (0.74 sq. m) in area.

2. Fit panels around ducts, pipes, and conduits.


J. STC-Rated Assemblies: Seal construction at perimeters, behind control joints, and at openings and penetrations with a continuous bead of acoustical sealant. Install acoustical sealant at both faces of partitions at perimeters and through penetrations. Comply with ASTM C 919 and with manufacturer's written recommendations for locating edge trim and closing off sound-flanking paths around or through assemblies, including sealing partitions above acoustical ceilings.

K. Fastener Spacing: Comply with ASTM C 844, manufacturer's written recommendations, and fire-resistance-rating requirements.

1. Space screws a maximum of 12 inches (305 mm) o.c. along framing members for wall or ceiling application.

3.3 INSTALLING PANELS

A. Install panels for veneer plaster in locations indicated on Drawings.

B. Single-Layer Application:

1. On ceilings, apply gypsum base panels before wall panels, to the greatest extent possible and at right angles to framing unless otherwise indicated.

2. On walls, apply gypsum base panels vertically and parallel to framing unless otherwise indicated or required by fire-resistance-rated assembly, and minimize end joints.

a. Stagger abutting end joints not less than one framing member in alternate courses of panels.

b. At walls higher than 30 feet (9.0 m), install gypsum base panels horizontally unless otherwise indicated or required by fire-resistance-rated assembly.

3. On Z-furring, apply gypsum base panels vertically (parallel to framing) with no end joints. Locate edge joints over furring members.

C. Fasteners: Drive fasteners flush with gypsum base surface. Do not overdrive fasteners or cause surface depressions.

D. Single-Layer Fastening Methods: Apply gypsum base panels to supports with steel drill screws.

3.4 INSTALLING TRIM ACCESSORIES

A. General: Install trim with back flanges intended for fasteners, and attach to framing with same fasteners used for panels. Otherwise, attach trim according to manufacturer's written instructions.

B. Control Joints: Install at locations indicated on Drawings and according to ASTM C 844 and in specific locations approved by Architect. 1. Install at 30 feet o.c. maximum at wall locations 2. Install at 50 feet o.c. maximum at ceiling locations, in either direction.

C. Trim: Install in the following locations:

1. Cornerbead: Use at outside corners. 2. L-Bead: Use as finished edge at door and window jambs. 3. U-Bead: Use at exposed panel edges.


3.5 INSTALLING JOINT REINFORCEMENT

A. Abuse-Resistant Base: Reinforce joints between abuse-resistant panels with joint tape and embedding material according to panel manufacturer's written recommendations. 1. Do not use self-adhering mesh. 2. Center and secure mesh joint tape over all joints and interior angles as recommended by

manufacturer. 3. Pretreat all joints and fasteners with base plaster specified. Tightly trowel over joint line

in both directions to prevent voids, feathering to a maximum width of 6-inches. 4. Allow the treated joints to set prior to general plaster application.

3.6 GYPSUM VENEER PLASTERING

A. Bonding Agent: Apply bonding agent on dry abuse-resistant base panels according to gypsum veneer plaster manufacturer's written recommendations.

B. Gypsum Veneer Plaster Mixing: Mechanically mix gypsum veneer plaster materials to comply with ASTM C 843 and with gypsum veneer plaster manufacturer's written recommendations. 1. Use only clean, fresh water suitable for human consumption. 2. Basecoat: 10-12 qts. Per 80 lb. bag. 3. Texture Finish: 11-12 qts. Per 50 lb. bag. 4. Do not use commercial retarders, accelerators, gauging, or moulding plasters to adjust

setting times.

C. Gypsum Veneer Plaster Application: Comply with ASTM C 843 and with veneer plaster manufacturer's written recommendations. 1. Two-Component Gypsum Veneer Plaster:

a. Base Coat: Hand trowel base coat over substrate to a uniform thickness of 1/16 3/32 inch (1.6 to 2.4 mm). Fill all voids and imperfections. 1) Tightly scratch material into previously treated joints and corner beads, then

immediately scratch-in tightly over the wall and/or ceiling area. 2) Double back over the area just troweled with material from the same batch

bringing the total thickness to 1/16 inch minimum. 3) Once plaster has taken up, eliminate excessive trowel marks and fill all

surface voids and imperfections to obtain a reasonably uniform surface. Do not over trowel to a slick surface. Roughen the unset basecoat surface with a serrated darby or lightly wire rake to provide mechanical keying for the finish plaster when necessary.

b. Finish Coat: Trowel apply finish-coat plaster over base-coat plaster to a uniform thickness of 1/16 to 3/32 inch (1.6 to 2.4 mm). 1) Tightly scratch in, then double back with material from the same batch

immediately to create a uniform coat not exceeding 1/16 inch average thickness.

2) When plaster has stiffened, float its surface to the desired texture. Do not float the soft surface of plaster which has already set.

3) Up to equal parts of clean, graded silica sand may be added to the finish coat to aid texturing.

c. Painting: Provide painted finish as specified per Division 9 Section “Interior Painting,” and per plaster manufacturer’s recommendations. The paint system applied should be suitable for use over plaster surfaces that contain lime. Plaster should be sound and completely dry prior to painting, minimum 48 hours after plaster application.


2. Where gypsum veneer plaster abuts only metal door frames, windows, and other units, groove finish coat to eliminate spalling.

3. Do not apply veneer plaster to gypsum base if paper facing has degraded from exposure to sunlight. Before applying veneer plaster, use remedial methods to restore bonding capability to degraded paper facing according to manufacturer's written recommendations and as approved by Architect.

D. Concealed Surfaces: Do not omit gypsum veneer plaster behind cabinets, furniture, furnishings, and similar removable items. Omit veneer plaster in the following areas where it will be concealed from view in the completed Work unless otherwise indicated or required to maintain fire-resistance and STC ratings:

1. Above suspended ceilings, min. 6 inch height. 2. Behind wood paneling.

E. Gypsum Veneer Plaster Finish: Textured finish matching Architect's sample and approved mockups. Match existing in-place, adjacent plaster textures.

3.7 PROTECTION

A. Protect installed gypsum veneer plaster from damage from weather, condensation, construction, and other causes during remainder of the construction period.

B. Remove and replace gypsum veneer plaster and gypsum base panels that are wet, moisture damaged, or mold damaged.

1. Indications that gypsum base panels are wet or moisture damaged include, but are not limited to, discoloration, sagging, and irregular shape.

2. Indications that gypsum base panels are mold damaged include, but are not limited to, fuzzy or splotchy surface contamination and discoloration.



GYPSUM BOARD 092900 - 1 Project No.: 101201January 27, 2012

SECTION 092900 - GYPSUM BOARD

PART 1 - GENERAL



1.2 SUMMARY


1. Interior gypsum board. 2. Tile backing panels.


1. Division 06 Section "Sheathing" for gypsum sheathing for exterior walls. 2. Division 09 Section "Non-Structural Metal Framing" for non-structural framing and

suspension systems that support gypsum board panels. 3. Division 09 Section "Gypsum Board Shaft Wall Assemblies" for metal shaft-wall framing,

gypsum shaft liners, and other components of shaft-wall assemblies. 4. Division 09 Section "Gypsum Veneer Plastering" for gypsum base for veneer plaster and

for other components of gypsum-veneer-plaster finishes.



1.4 DELIVERY, STORAGE AND HANDLING

A. Store materials inside under cover and keep them dry and protected against weather, condensation, direct sunlight, construction traffic, and other potential causes of damage. Stack panels flat and supported on risers on a flat platform to prevent sagging.


A. Environmental Limitations: Comply with ASTM C 840 requirements or gypsum board manufacturer's written recommendations, whichever are more stringent.

B. Do not install paper-faced gypsum panels until installation areas are enclosed and conditioned.


C. Do not install panels that are wet, those that are moisture damaged, and those that are mold damaged.

1. Indications that panels are wet or moisture damaged include, but are not limited to, discoloration, sagging, or irregular shape.


PART 2 - PRODUCTS




2.2 GYPSUM BOARD, GENERAL

A. Size: Provide maximum lengths and widths available that will minimize joints in each area and that correspond with support system indicated.

2.3 INTERIOR GYPSUM BOARD

A. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following:

1. American Gypsum. 2. CertainTeed Corp. 3. Georgia-Pacific Gypsum LLC. 4. Lafarge North America Inc. 5. National Gypsum Company. 6. PABCO Gypsum. 7. Temple-Inland. 8. USG Corporation.

B. Gypsum Board, Type X: ASTM C 1396/C 1396M.

1. Thickness: 5/8 inch (15.9 mm). 2. Long Edges: Tapered.

C. Abuse-Resistant Gypsum Board: ASTM C 1629/C 1629M, Level 1.

1. Core: 5/8 inch (15.9 mm), Type X. 2. Long Edges: Tapered. 3. Mold Resistance: ASTM D 3273, score of 10.


D. Impact-Resistant Gypsum Board: ASTM C 1629/C 1629M.

1. Core: 5/8 inch (15.9 mm), Type X. 2. Long Edges: Tapered. 3. Mold Resistance: ASTM D 3273, score of 10. 4. Surface Abrasion: Level 3. 5. Surface Indentation: Level 1. 6. Soft-Body Impact: Level 3. 7. Hard-Body Impact: Level 3.

E. Moisture- and Mold-Resistant Gypsum Board: ASTM C 1396/C 1396M. With moisture- and mold-resistant core and paper surfaces.

1. Core: 5/8 inch (15.9 mm), Type X. 2. Long Edges: Tapered. 3. Mold Resistance: ASTM D 3273, score of 10.

2.4 TILE BACKING PANELS

A. Cementitious Backer Units: ANSI A118.9 and ASTM C 1288 or 1325, with manufacturer's standard edges.


a. C-Cure; C-Cure Board 990. b. CertainTeed Corp.; FiberCement BackerBoard. c. James Hardie Building Products, Inc.; Hardiebacker. d. National Gypsum Company, Permabase Cement Board. e. USG Corporation; DUROCK Cement Board.

2. Thickness: 5/8 inch (15.9 mm), and 1/2 inch where noted per drawings. 3. Mold Resistance: ASTM D 3273, score of 10.

2.5 TRIM ACCESSORIES

A. Interior Trim: ASTM C 1047.

1. Material: Galvanized or aluminum-coated steel sheet or rolled zinc. 2. Shapes:

a. Cornerbead. b. LC-Bead: J-shaped; exposed long flange receives joint compound. c. L-Bead: L-shaped; exposed long flange receives joint compound. d. U-Bead: J-shaped; exposed short flange does not receive joint compound. e. Expansion (control) joint: One-piece, rolled zinc with V-shaped slot and removable

strip cover slot opening. 1) Phillips Manufacturing Co. 2) Trim-Tex Drywall Products.

f. F-Reveal: FDM-625-50, 1/2" reveal width. 1) Fry Reglet Corporation. 2) Aluminum shall be extruded alloy 6063 T5, with clear anodized finish, unless

otherwise specified.


2.6 JOINT TREATMENT MATERIALS

A. General: Comply with ASTM C 475/C 475M.

B. Joint Tape:

1. Interior Gypsum Board: Paper. 2. Exterior Gypsum Soffit Board: Paper. 3. Glass-Mat Gypsum Sheathing Board: 10-by-10 glass mesh. 4. Tile Backing Panels: As recommended by panel manufacturer.

C. Joint Compound for Interior Gypsum Board: For each coat use formulation that is compatible with other compounds applied on previous or for successive coats.

1. Prefilling: At open joints and damaged surface areas, use setting-type taping compound. 2. Embedding and First Coat: For embedding tape and first coat on joints, fasteners, and

trim flanges, use drying-type, all-purpose compound.

a. Use setting-type compound for installing paper-faced metal trim accessories.

3. Fill Coat: For second coat, use drying-type, all-purpose compound. 4. Finish Coat: For third coat, use drying-type, all-purpose compound. 5. Skim Coat: For final coat of Level 5 finish, use drying-type, all-purpose compound or

high-build interior coating product designed for application by airless sprayer and to be used instead of skim coat to produce Level 5 finish.

D. Joint Compound for Tile Backing Panels: 1. Cementitious Backer Units: As recommended by backer unit manufacturer.


A. General: Provide auxiliary materials that comply with referenced installation standards and manufacturer's written recommendations.

B. Steel Drill Screws: ASTM C 1002, unless otherwise indicated.

1. Use screws complying with ASTM C 954 for fastening panels to steel members from 0.033 to 0.112 inch (0.84 to 2.84 mm) thick.

2. For fastening cementitious backer units, use screws of type and size recommended by panel manufacturer.

C. Thermal Insulation: As specified in Division 07 Section "Thermal Insulation."

D. Vapor Retarder: As specified in Division 07 Section "Thermal Insulation."


PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine areas and substrates including welded hollow-metal frames and framing, with Installer present, for compliance with requirements and other conditions affecting performance.

B. Examine panels before installation. Reject panels that are wet, moisture damaged, and mold damaged.


3.2 APPLYING AND FINISHING PANELS, GENERAL

A. Comply with ASTM C 840.

B. Install ceiling panels across framing to minimize the number of abutting end joints and to avoid abutting end joints in central area of each ceiling. Stagger abutting end joints of adjacent panels not less than one framing member.

C. Install panels with face side out. Butt panels together for a light contact at edges and ends with not more than 1/16 inch (1.5 mm) of open space between panels. Do not force into place.

D. Locate edge and end joints over supports, except in ceiling applications where intermediate supports or gypsum board back-blocking is provided behind end joints. Do not place tapered edges against cut edges or ends. Stagger vertical joints on opposite sides of partitions. Do not make joints other than control joints at corners of framed openings.

E. Form control and expansion joints with space between edges of adjoining gypsum panels.

F. Cover both faces of support framing with gypsum panels in concealed spaces (above ceilings, etc.), except in chases braced internally.

1. Unless concealed application is indicated or required for sound, fire, air, or smoke ratings, coverage may be accomplished with scraps of not less than 8 sq. ft. (0.7 sq. m) in area.

2. Fit gypsum panels around ducts, pipes, and conduits. 3. Where partitions intersect structural members projecting below underside of floor/roof

slabs and decks, cut gypsum panels to fit profile formed by structural members; allow 1/4- to 3/8-inch- (6.4- to 9.5-mm-) wide joints to install sealant.

G. Isolate perimeter of gypsum board applied to non-load-bearing partitions at structural abutments, except floors. Provide 1/4- to 1/2-inch- (6.4- to 12.7-mm-) wide spaces at these locations and trim edges with edge trim where edges of panels are exposed. Seal joints between edges and abutting structural surfaces with acoustical sealant.

H. Attachment to Steel Framing: Attach panels so leading edge or end of each panel is attached to open (unsupported) edges of stud flanges first.


I. STC-Rated Assemblies: Seal construction at perimeters, behind control joints, and at openings and penetrations with a continuous bead of acoustical sealant. Install acoustical sealant at both faces of partitions at perimeters and through penetrations. Comply with ASTM C 919 and with manufacturer's written recommendations for locating edge trim and closing off sound-flanking paths around or through assemblies, including sealing partitions above acoustical ceilings.

J. Install sound attenuation blankets before installing gypsum panels unless blankets are readily installed after panels have been installed on one side.

3.3 APPLYING INTERIOR GYPSUM BOARD

A. Install interior gypsum board in the following locations: 1. Type X: As indicated on Drawings. 2. Abuse-Resistant Type: As indicated on Drawings. 3. Impact-Resistant Type: As indicated on Drawings. 4. Moisture- and Mold-Resistant Type: As indicated on Drawings.

B. Single-Layer Application:

1. On ceilings, apply gypsum panels before wall/partition board application to greatest extent possible and at right angles to framing unless otherwise indicated.

2. On partitions/walls, apply gypsum panels vertically (parallel to framing) unless otherwise indicated or required by fire-resistance-rated assembly, and minimize end joints.

a. Stagger abutting end joints not less than one framing member in alternate courses of panels.

b. At high walls, install panels horizontally unless otherwise indicated or required by fire-resistance-rated assembly.

3. On Z-furring members, apply gypsum panels vertically (parallel to framing) with no end joints. Locate edge joints over furring members.

4. Fastening Methods: Apply gypsum panels to supports with steel drill screws.

C. Multilayer Application:

1. On ceilings, apply gypsum board indicated for base layers before applying base layers on walls/partitions; apply face layers in same sequence. Apply base layers at right angles to framing members and offset face-layer joints one framing member, 16 inches (400 mm) minimum, from parallel base-layer joints, unless otherwise indicated or required by fire-resistance-rated assembly.

2. On partitions/walls, apply gypsum board indicated for base layers and face layers vertically (parallel to framing) with joints of base layers located over stud or furring member and face-layer joints offset at least one stud or furring member with base-layer joints, unless otherwise indicated or required by fire-resistance-rated assembly. Stagger joints on opposite sides of partitions.

3. On Z-furring members, apply base layer vertically (parallel to framing) and face layer either vertically (parallel to framing) or horizontally (perpendicular to framing) with vertical joints offset at least one furring member. Locate edge joints of base layer over furring members.

4. Fastening Methods: Fasten base layers and face layers separately to supports with screws.


3.4 APPLYING TILE BACKING PANELS

A. Cementitious Backer Units: ANSI A108.11, at showers, tubs, and all locations indicated to receive tile.

B. Where tile backing panels abut other types of panels in same plane, shim surfaces to produce a uniform plane across panel surfaces.

3.5 INSTALLING TRIM ACCESSORIES

A. General: For trim with back flanges intended for fasteners, attach to framing with same fasteners used for panels. Otherwise, attach trim according to manufacturer's written instructions.

B. Control Joints: Install control joints at locations indicated on Drawings and according to ASTM C 840 and in specific locations approved by Architect for visual effect. 1. Install at 30 feet o.c. maximum at wall locations 2. Install at 50 feet o.c. maximum at ceiling locations, in either direction.

C. Interior Trim: Install in the following locations:

1. Cornerbead: Use at outside corners. 2. L-Bead: Use as finished edge at door and window jambs. 3. U-Bead: Use at exposed panel edges. 4. F-Reveal: Use at coordinating drywall reveals at wall and ceiling adjacent to fabric

wrapped tackboard panels as shown per drawings.

3.6 FINISHING GYPSUM BOARD

A. General: Treat gypsum board joints, interior angles, edge trim, control joints, penetrations, fastener heads, surface defects, and elsewhere as required to prepare gypsum board surfaces for decoration. Promptly remove residual joint compound from adjacent surfaces.

B. Prefill open joints and damaged surface areas.

C. Apply joint tape over gypsum board joints, except for trim products specifically indicated as not intended to receive tape.

D. Gypsum Board Finish Levels: Finish panels to levels indicated below and according to ASTM C 840:

1. Level 1: Ceiling plenum areas, concealed areas, and where indicated. 2. Level 2: Panels that are substrate for tile. 3. Level 5: At panel surfaces that will be exposed to view unless otherwise indicated.

a. Primer and its application to surfaces are specified in other Division 09 Sections.

E. Cementitious Backer Units: Finish according to manufacturer's written instructions.


3.7 PROTECTION

A. Protect adjacent surfaces from drywall compound and promptly remove from floors and other non-drywall surfaces. Repair surfaces stained, marred, or otherwise damaged during drywall application.

B. Protect installed products from damage from weather, condensation, direct sunlight, construction, and other causes during remainder of the construction period.

C. Remove and replace panels that are wet, moisture damaged, and mold damaged.

1. Indications that panels are wet or moisture damaged include, but are not limited to, discoloration, sagging, or irregular shape.




TILING 093000 - 1 Project No.: 101201January 27, 2012

SECTION 093000 - TILING

PART 1 - GENERAL



1.2 SUMMARY


1. Ceramic wall tile. 2. Glass mosaic wall tile. 3. Porcelain floor and wall tile. 4. Waterproof membrane. 5. Crack isolation membrane. 6. Metal edge strips.

B. Related Sections: 1. Division 07 Section "Joint Sealants" for sealing of expansion, contraction, control, and

isolation joints in tile surfaces. 2. Division 09 Section "Gypsum Board" for cementitious backer units.

1.3 DEFINITIONS

A. General: Definitions in the ANSI A108 series of tile installation standards and in ANSI A137.1 apply to Work of this Section unless otherwise specified.

B. ANSI A108 Series: ANSI A108.01, ANSI A108.02, ANSI A108.1A, ANSI A108.1B, ANSI A108.1C, ANSI A108.4, ANSI A108.5, ANSI A108.6, ANSI A108.8, ANSI A108.9, ANSI A108.10, ANSI A108.11, ANSI A108.12, ANSI A108.13, ANSI A108.14, ANSI A108.15, ANSI A108.16, and ANSI A108.17, which are contained in "American National Standard Specifications for Installation of Ceramic Tile."

C. Module Size: Actual tile size plus joint width indicated.

D. Face Size: Actual tile size, excluding spacer lugs.


A. Static Coefficient of Friction: For tile installed on walkway surfaces, provide products with the following values as determined by testing identical products per ASTM C 1028:

1. Level Surfaces: Minimum 0.60 (Wet); 0.70 (Dry).




B. Shop Drawings: Show locations of each type of tile and tile pattern. Show widths, details, and locations of expansion, contraction, control, and isolation joints in tile substrates and finished tile surfaces.

C. Samples for Initial Selection: For each type of tile and grout indicated. Include Samples of accessories involving color selection.

D. Samples for Verification:

1. Full-size units of each type and composition of tile and for each color and finish required. 2. Full-size units of each type of trim and accessory for each color and finish required. 3. Metal edge strips in 6-inch (150-mm) lengths for each type and finish required.


A. Qualification Data: For qualified Installer.

B. Product Certificates: For each type of product, signed by product manufacturer.

C. Material Test Reports: For each tile-setting and -grouting product.

1.7 MAINTENANCE MATERIAL SUBMITTALS

A. Furnish extra materials that match and are from same production runs as products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Tile and Trim Units: Furnish quantity of full-size units equal to 3 percent of amount installed for each type, composition, color, pattern, and size indicated.

2. Grout: Furnish quantity of grout equal to 3 percent of amount installed for each type, composition, and color indicated.


A. Source Limitations for Tile: Obtain tile of each type and color or finish from one source or producer.

1. Obtain tile of each type and color or finish from same production run and of consistent quality in appearance and physical properties for each contiguous area.

B. Source Limitations for Setting and Grouting Materials: Obtain ingredients of a uniform quality for each mortar, adhesive, and grout component from one manufacturer and each aggregate from one source or producer.


C. Source Limitations for Other Products: Obtain each of the following products specified in this Section from a single manufacturer for each product: 1. Waterproof membrane. 2. Crack isolation membrane. 3. Metal edge strips.


A. Deliver and store packaged materials in original containers with seals unbroken and labels intact until time of use. Comply with requirements in ANSI A137.1 for labeling tile packages.

B. Store tile and cementitious materials on elevated platforms, under cover, and in a dry location.

C. Store aggregates where grading and other required characteristics can be maintained and contamination can be avoided.

D. Store liquid materials in unopened containers and protected from freezing.

E. Handle tile that has temporary protective coating on exposed surfaces to prevent coated surfaces from contacting backs or edges of other units. If coating does contact bonding surfaces of tile, remove coating from bonding surfaces before setting tile.


A. Environmental Limitations: Do not install tile until construction in spaces is complete and ambient temperature and humidity conditions are maintained at the levels indicated in referenced standards and manufacturer's written instructions.

PART 2 - PRODUCTS

2.1 PRODUCTS, GENERAL

A. ANSI Ceramic Tile Standard: Provide tile that complies with ANSI A137.1 for types, compositions, and other characteristics indicated.

1. Provide tile complying with Standard grade requirements unless otherwise indicated.

B. ANSI Standards for Tile Installation Materials: Provide materials complying with ANSI A108.02, ANSI standards referenced in other Part 2 articles, ANSI standards referenced by TCA installation methods specified in tile installation schedules, and other requirements specified.

C. Factory Blending: For tile exhibiting color variations within ranges, blend tile in factory and package so tile units taken from one package show same range in colors as those taken from other packages and match approved Samples.


D. Mounting: For factory-mounted tile, provide back- or edge-mounted tile assemblies as standard with manufacturer unless otherwise indicated.

1. Where tile is indicated for installation in wet areas, do not use back- or edge-mounted tile assemblies unless tile manufacturer specifies in writing that this type of mounting is suitable for installation indicated and has a record of successful in-service performance.

E. Factory-Applied Temporary Protective Coating: Where indicated under tile type, protect exposed surfaces of tile against adherence of mortar and grout by precoating with continuous film of petroleum paraffin wax, applied hot. Do not coat unexposed tile surfaces.

2.2 TILE PRODUCTS

A. Tile Type [CT]: Glazed wall tile. 1. Basis-of-Design Product: Subject to compliance with requirements, provide American

Olean; Division of Dal-Tile International Inc.; Profiles or comparable product by one of the following: a. Daltile; Division of Dal-Tile International Inc.

2. Source: Kristi Gibbs, ISC Surfaces; 9801 Commerce Parkway, Lenexa KS; (816) 729-4006; [email protected].

3. Module Size: 3 by 6 inches (7.5 by 15.2 cm). 4. Thickness: 5/16 inch (8 mm). 5. Face: Plain with modified square edges or cushion edges. 6. Finish: Matte. 7. Tile Color and Pattern: Designer White 0061 (I). 8. Grout Color: Custom Building Products; #381 Bright White Polyblend Non-Sanded. 9. Grout Joint Size: 1/16 inch. 10. Trim Units: Coordinated with sizes and coursing of adjoining flat tile where

applicable and matching characteristics of adjoining flat tile. Provide shapes as follows, selected from manufacturer's standard shapes: a. Wainscot Cap for Thin-Set Mortar Installations: Surface bullnose, module size 3

by 6 inches (7.5 by 15.2 cm); S-4369. b. External Corners for Thin-Set Mortar Installations: Surface bullnose, module size

3 by 6 inches (7.5 by 15.2 cm); S-4369. Cut bullnose tiles installed with vertical orientation to match adjacent 3 inch horizontal height tile pattern.

c. Internal Corners: Field-butted square corners.

B. Glass Mosaic Type [GMT]: 1. Basis-of-Design Product: Subject to compliance with requirements, provide Oceanside

Glasstile; Muse. 2. Source: Chad Wolfe, RBC Tile & Stone; 9112 Nieman Road, Overland Park KS; (913)

541-8453; [email protected]. 3. Module Size: 7/8 by 7/8 inch, paper face mounted. 4. Thickness: 1/4 inch. 5. Tile Color and Pattern: Red #777 and Red #377; Create pattern per Oceanside Glasstile

2-Color Gradiant Blend (Red #777 solid toward bottom of columns, Red #377 solid toward top of columns). a. Tile to be set at column locations shown per drawings.

6. Grout Color: Custom Building Products; #335 Winter Gray Polyblend Non-Sanded. 7. Grout Joint Size: per tile manufacturer.


C. Tile Type [PFT-1]: Porcelain floor tile. 1. Basis-of-Design Product: Subject to compliance with requirements, provide American

Olean; Division of Dal-Tile International Inc.; St. Germain or comparable product by one of the following: a. Daltile; Division of Dal-Tile International Inc.


3. Composition: Porcelain. 4. Module Size: 12 by 24 inches; 4 by 24 inches, as shown per drawings. 5. Thickness: 5/16 inch. 6. Face: Pattern of design indicated with square edges. 7. Surface: Slip-resistant, with abrasive admixture. 8. Tile Color and Pattern: Gris SE67, Offset running-bond pattern as shown per drawings. 9. Grout and Color: Custom Building Products; #386 Oyster Gray CEG-Lite. 10. Grout Joint Size: 3/16 inch. 11. Trim Units: Coordinated with sizes and coursing of adjoining flat tile where

applicable and matching characteristics of adjoining flat tile. Provide shapes as follows, selected from manufacturer's standard shapes: a. Internal Corners: Field-butted square corners. b. Cove Base and Cove Base Outcorner [PWB]: S-36C9T and SC-36C9T, module

size 6 by 12 inch and 6 by 1 inch. Match PFT-1 color and pattern.

D. Tile Type [PFT-2]: Porcelain accent floor tile. 1. Basis-of-Design Product: Subject to compliance with requirements, provide American



3. Composition: Porcelain. 4. Module Size: 12 by 24 inches; 4 by 24 inches, as shown per drawings. 5. Thickness: 5/16 inch. 6. Face: Pattern of design indicated with square edges. 7. Surface: Slip-resistant, with abrasive admixture. 8. Tile Color and Pattern: Blanc SE60, Offset running-bond pattern as shown per drawings. 9. Grout and Color: Custom Building Products; #386 Oyster Gray CEG-Lite. 10. Grout Joint Size: 3/16 inch.

E. Tile Type [PWT-1]: Porcelain wall tile. 1. Basis-of-Design Product: Subject to compliance with requirements, provide American



3. Composition: Porcelain. 4. Module Size: 4 by 24 inches, as shown per drawings. 5. Thickness: 5/16 inch. 6. Face: Pattern of design indicated with square edges. 7. Surface: Slip-resistant, with abrasive admixture. 8. Tile Color and Pattern: Gris SE67, Offset running-bond pattern as shown per drawings. 9. Grout and Color: Custom Building Products; #386 Oyster Gray CEG-Lite. 10. Grout Joint Size: 3/16 inch.


F. Tile Type [PWT-2 and PFT-4]: Porcelain wall tile. 1. Basis-of-Design Product: Subject to compliance with requirements, provide American



3. Composition: Porcelain. 4. Module Size: 1 by 2 inch mosaic (12 by 12 inch sheets), as shown per drawings. 5. Thickness: 5/16 inch. 6. Face: Pattern of design indicated with square edges. 7. Surface: Slip-resistant, with abrasive admixture. 8. Tile Color and Pattern: Gris SE67, pattern as shown per drawings. 9. Grout and Color: Custom Building Products; #386 Oyster Gray CEG-Lite. 10. Grout Joint Size: 3/32 inch.

G. Tile Type [PFT-3 and PWT-3]: Porcelain accent tile. 1. Basis-of-Design Product: Subject to compliance with requirements, provide American



3. Composition: Porcelain. 4. Module Size: 1 by 2 inch mosaic (12 by 12 inch sheets), as shown per drawings. 5. Thickness: 5/16 inch. 6. Face: Pattern of design indicated with square edges. 7. Surface: Slip-resistant, with abrasive admixture. 8. Tile Color and Pattern: Blanc SE60, pattern as shown per drawings. 9. Grout and Color: Custom Building Products; #386 Oyster Gray CEG-Lite. 10. Grout Joint Size: 3/32 inch.

2.3 WATERPROOF MEMBRANE

A. General: Manufacturer's standard product, that complies with ANSI A118.10 and is recommended by the manufacturer for the application indicated. Include reinforcement and accessories recommended by manufacturer.

B. Polyethylene Sheet: Polyethylene faced on both sides with fleece webbing; 0.008-inch (0.203-mm) nominal thickness.

1. Products: Subject to compliance with requirements, provide the following:

a. Schluter Systems L.P.; KERDI.

2. Locations: Room 1201J Bathroom.

2.4 CRACK ISOLATION MEMBRANE

A. General: Manufacturer's standard product that complies with ANSI A118.12 for performance and is recommended by the manufacturer for the application indicated. Include reinforcement and accessories recommended by manufacturer.


B. Fabric-Reinforced, Modified-Bituminous Sheet: Self-adhering, modified-bituminous sheet with fabric reinforcement facing; 0.040-inch (1.01-mm) nominal thickness.


a. MAPEI Corporation; Mapelastic SM. b. National Applied Construction Products, Inc.; Strataflex.

2. Locations: Rooms 1003 (fireplace hearth), 1201B, 1201C, 1201D, 1210, 1212, and

C1200 (tile locations shown per finish plans).

2.5 SETTING MATERIALS

A. Latex-Portland Cement Mortar (Thin Set): ANSI A118.4.

1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: a. Bonsal American; an Oldcastle company. b. Bostik, Inc. c. C-Cure. d. Custom Building Products. e. Laticrete International, Inc. f. MAPEI Corporation. g. TEC; a subsidiary of H. B. Fuller Company.

2. Provide prepackaged, dry-mortar mix containing dry, redispersible, vinyl acetate or acrylic additive to which only water must be added at Project site.

3. Provide prepackaged, dry-mortar mix combined with acrylic resin liquid-latex additive at Project site.

4. For wall applications, provide mortar that complies with requirements for nonsagging mortar in addition to the other requirements in ANSI A118.4.

2.6 GROUT MATERIALS

A. Sand-Portland Cement Grout: ANSI A108.10, composed of white or gray cement and white or colored aggregate as required to produce color indicated.

B. Polymer-Modified Tile Grout: ANSI A118.7.


2. Polymer Type: Acrylic resin in liquid-latex form for addition to prepackaged dry-grout mix.


C. Water-Cleanable Epoxy Grout: ANSI A118.3.


2. Provide product capable of withstanding continuous and intermittent exposure to temperatures of up to 140 deg F (60 deg C) and 212 deg F (100 deg C), respectively, and certified by manufacturer for intended use.

2.7 MISCELLANEOUS MATERIALS

A. Trowelable Underlayments and Patching Compounds: Latex-modified, portland cement-based formulation provided or approved by manufacturer of tile-setting materials for installations indicated.

B. Metal Edge Strips: 1. Floor Edge Transition (Porcelain Tile to Concrete): Schluter Systems L.P.; Schluter-

RENO-U. a. Finish: AT, Satin nickel anodized aluminum. b. Height: as required for tile thicknesses. c. Provide sealant, matching grout, between metal trim and adjacent porcelain tiles. d. Locations: Porcelain Tile to Carpet Tile, as shown per drawings.

2. Wall Edge Termination at (Porcelain Tile) Wainscot terminations and vertical wall edge terminations: Schluter Systems L.P.; Schluter-JOLLY. a. Finish: AT, Satin nickel anodized aluminum. b. Height: as required for flush installation with tile thicknesses. c. Provide sealant, matching grout, between metal trim and adjacent porcelain tiles. d. Location: Rooms 1201D, 1201J, 1210, 1212, C1200, C1301, C2101, C2301,

C3101, C3301, C4101, C4301, C5101, C5301, as shown per drawings. 3. Column Corner Terminations at (Glass Tile) Vertical corner edge terminations: Schluter

Systems L.P.; Schluter-QUADEC. a. Finish: E, Stainless Steel Type 304, V2A. b. Height: as required for flush installation with tile thicknesses. c. Provide sealant, matching grout, between metal trim and adjacent glass tiles. d. Locations: Room 2004, Columns AE/27, AE/29, and 28, as shown per drawings.


4. Coved-Shaped Floor-to-Wall Transition (Porcelain Tile): Schluter Systems L.P.; Schluter-DILEX-AHK. a. Finish: AT, Satin nickel anodized aluminum. b. Height: as required for flush installation with tile thicknesses. c. Radius: 3/8-inch (10 mm). d. Provide sealant, matching grout, between metal trim and adjacent glass tiles. e. Locations: Room 1210 and 1212, as shown per drawings.

C. Tile Cleaner: A neutral cleaner capable of removing soil and residue without harming tile and grout surfaces, specifically approved for materials and installations indicated by tile and grout manufacturers.

D. Grout Sealer: Manufacturer's standard product for sealing grout joints and that does not change color or appearance of grout.


a. Bonsal American; an Oldcastle company; Grout Sealer. b. Bostik, Inc.; CeramaSeal Grout & Tile Sealer. c. C-Cure; Penetrating Sealer 978. d. Custom Building Products; Grout and Tile Sealer.

2.8 MIXING MORTARS AND GROUT

A. Mix mortars and grouts to comply with referenced standards and mortar and grout manufacturers' written instructions.

B. Add materials, water, and additives in accurate proportions.

C. Obtain and use type of mixing equipment, mixer speeds, mixing containers, mixing time, and other procedures to produce mortars and grouts of uniform quality with optimum performance characteristics for installations indicated.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, areas, and conditions where tile will be installed, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of installed tile.

1. Verify that substrates for setting tile are firm, dry, clean, free of coatings that are incompatible with tile-setting materials including curing compounds and other substances that contain soap, wax, oil, or silicone; and comply with flatness tolerances required by ANSI A108.01 for installations indicated.


2. Verify that concrete substrates for tile floors installed with thin-set mortar comply with surface finish requirements in ANSI A108.01 for installations indicated.

a. Verify that surfaces that received a steel trowel finish have been mechanically scarified.

b. Verify that protrusions, bumps, and ridges have been removed by sanding or grinding.

3. Verify that installation of grounds, anchors, recessed frames, electrical and mechanical units of work, and similar items located in or behind tile has been completed.

4. Verify that joints and cracks in tile substrates are coordinated with tile joint locations; if not coordinated, adjust joint locations in consultation with Architect.


3.2 PREPARATION

A. Fill cracks, holes, and depressions in concrete substrates for tile floors installed with thin-set mortar with trowelable leveling and patching compound specifically recommended by tile-setting material manufacturer.

B. Where indicated, prepare substrates to receive waterproofing by applying a reinforced mortar bed that complies with ANSI A108.1A and is sloped 1/4 inch per foot (1:50) toward drains.

C. Blending: For tile exhibiting color variations, verify that tile has been factory blended and packaged so tile units taken from one package show same range of colors as those taken from other packages and match approved Samples. If not factory blended, either return to manufacturer or blend tiles at Project site before installing.

3.3 TILE INSTALLATION

A. Comply with TCA's "Handbook for Ceramic Tile Installation" for TCA installation methods specified in tile installation schedules. Comply with parts of the ANSI A108 Series "Specifications for Installation of Ceramic Tile" that are referenced in TCA installation methods, specified in tile installation schedules, and apply to types of setting and grouting materials used.

1. For the following installations, follow procedures in the ANSI A108 Series of tile installation standards for providing 95 percent mortar coverage: a. Tile floors in wet areas. b. Tile floors composed of tiles 8 by 8 inches (200 by 200 mm) or larger. c. Tile floors composed of rib-backed tiles.

B. Extend tile work into recesses and under or behind equipment and fixtures to form complete covering without interruptions unless otherwise indicated. Terminate work neatly at obstructions, edges, and corners without disrupting pattern or joint alignments.

C. Accurately form intersections and returns. Perform cutting and drilling of tile without marring visible surfaces. Carefully grind cut edges of tile abutting trim, finish, or built-in items for straight aligned joints. Fit tile closely to electrical outlets, piping, fixtures, and other penetrations so plates, collars, or covers overlap tile.

D. Provide manufacturer's standard trim shapes where necessary to eliminate exposed tile edges.


E. Jointing Pattern: Lay tile in patterns shown per drawings. Lay out tile work and center tile fields in both directions in each space or on each wall area, unless noted otherwise. Lay out tile work to minimize the use of pieces that are less than half of a tile. Provide uniform joint widths unless otherwise indicated.

1. For tile mounted in sheets, make joints between tile sheets same width as joints within tile sheets so joints between sheets are not apparent in finished work.

2. Where adjoining tiles on floor, base, walls, or trim are specified or indicated to be same size, align joints.

3. Where tiles are specified or indicated to be whole integer multiples of adjoining tiles on floor, base, walls, or trim, align joints unless otherwise indicated.

F. Joint Widths: Unless otherwise indicated, install tile with the following joint widths:

1. Ceramic Wall Tile: 1/16 inch. 2. Porcelain Floor Tile: 3/16 inch and 3/32 inch. 3. Porcelain Wall Tile: 3/16 inch and 3/32 inch.

G. Lay out tile wainscots to dimensions indicated or to next full tile beyond dimensions indicated.

H. Metal Edge Strips: Install at locations indicated and where exposed edge of tile flooring meets carpet, or other flooring that finishes flush with or below top of tile and no threshold is indicated.

I. Grout Sealer: Apply grout sealer to grout joints according to grout-sealer manufacturer's written instructions. As soon as grout sealer has penetrated grout joints, remove excess sealer and sealer from tile faces by wiping with soft cloth.

3.4 WATERPROOFING INSTALLATION

A. Install waterproofing to comply with ANSI A108.13 and manufacturer's written instructions to produce waterproof membrane of uniform thickness and bonded securely to substrate.

B. Do not install tile or setting materials over waterproofing until waterproofing has cured and been tested to determine that it is watertight.

3.5 CRACK ISOLATION MEMBRANE INSTALLATION

A. Install crack isolation membrane to comply with ANSI A108.17 and manufacturer's written instructions to produce membrane of uniform thickness and bonded securely to substrate.

B. Do not install tile or setting materials over crack isolation membrane until membrane has cured.


3.6 CLEANING AND PROTECTING

A. Cleaning: On completion of placement and grouting, clean all ceramic tile surfaces so they are free of foreign matter.

1. Remove epoxy and latex-portland cement grout residue from tile as soon as possible. 2. Clean grout smears and haze from tile according to tile and grout manufacturer's written

instructions but no sooner than 10 days after installation. Use only cleaners recommended by tile and grout manufacturers and only after determining that cleaners are safe to use by testing on samples of tile and other surfaces to be cleaned. Protect metal surfaces and plumbing fixtures from effects of cleaning. Flush surfaces with clean water before and after cleaning.

B. Protect installed tile work with kraft paper or other heavy covering during construction period to prevent staining, damage, and wear. If recommended by tile manufacturer, apply coat of neutral protective cleaner to completed tile walls and floors.

C. Prohibit foot and wheel traffic from tiled floors for at least seven days after grouting is completed.

D. Before final inspection, remove protective coverings and rinse neutral protective cleaner from tile surfaces.



ACOUSTICAL TILE CEILINGS 095123 - 1 Project No.: 101201January 27, 2012

SECTION 095123 - ACOUSTICAL TILE CEILINGS

PART 1 - GENERAL



1.2 SUMMARY

A. Section includes acoustical panels and exposed suspension systems for ceilings.

B. Products furnished, but not installed under this Section, include anchors, clips, and other ceiling attachment devices to be cast in concrete.



B. Samples for Initial Selection: For components with factory-applied color finishes.

C. Samples for Verification: For each component indicated and for each exposed finish required, prepared on Samples of size indicated below.

1. Acoustical Panel: Set of 6-inch- (150-mm-) square Samples of each type, color, pattern, and texture.

2. Exposed Suspension-System Members, Moldings, and Trim: Set of 6-inch- (150-mm-) long Samples of each type, finish, and color.


A. Product Test Reports: For each acoustical panel ceiling, for tests performed by manufacturer and witnessed by a qualified testing agency.

B. Evaluation Reports: For each acoustical panel ceiling suspension system and anchor and fastener type, from ICC-ES.

1.5 CLOSEOUT SUBMITTALS

A. Maintenance Data: For finishes to include in maintenance manuals.



A. Furnish extra materials that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Acoustical Ceiling Panels: Full-size panels equal to 2 percent of quantity installed.


A. Deliver acoustical panels, suspension-system components, and accessories to Project site in original, unopened packages and store them in a fully enclosed, conditioned space where they will be protected against damage from moisture, humidity, temperature extremes, direct sunlight, surface contamination, and other causes.

B. Before installing acoustical panels, permit them to reach room temperature and a stabilized moisture content.

C. Handle acoustical panels carefully to avoid chipping edges or damaging units in any way.


A. Environmental Limitations: Do not install acoustical panel ceilings until spaces are enclosed and weatherproof, wet work in spaces is complete and dry, work above ceilings is complete, and ambient temperature and humidity conditions are maintained at the levels indicated for Project when occupied for its intended use.

1. Pressurized Plenums: Operate ventilation system for not less than 48 hours before beginning acoustical panel ceiling installation.

PART 2 - PRODUCTS


A. Seismic Performance: Acoustical ceiling shall withstand the effects of earthquake motions determined according to ASCE/SEI 7.

B. Surface-Burning Characteristics: Comply with ASTM E 84; testing by a qualified testing agency. Identify products with appropriate markings of applicable testing agency.

1. Flame-Spread Index: Comply with ASTM E 1264 for Class A materials. 2. Smoke-Developed Index: 450 or less.

2.2 ACOUSTICAL PANELS, GENERAL

A. Source Limitations: Obtain each type of acoustical ceiling panel and supporting suspension system from single source from single manufacturer.

B. Acoustical Panel Standard: Provide manufacturer's standard panels of configuration indicated that comply with ASTM E 1264 classifications as designated by types, patterns, acoustical ratings, and light reflectances unless otherwise indicated.


1. Mounting Method for Measuring NRC: Type E-400; plenum mounting in which face of test specimen is 15-3/4 inches (400 mm) away from test surface according to ASTM E 795.

C. Acoustical Panel Colors and Patterns: Match appearance characteristics indicated for each product type.

1. Where appearance characteristics of acoustical panels are indicated by referencing pattern designations in ASTM E 1264 and not manufacturers' proprietary product designations, provide products selected by Architect from each manufacturer's full range that comply with requirements indicated for type, pattern, color, light reflectance, acoustical performance, edge detail, and size.

2.3 ACOUSTICAL PANELS [ACT-1]:

A. Basis-of-Design Product: Subject to compliance with requirements, provide Armstrong World Industries, Inc.; ULTIMA Open Plan Beveled Tegular or comparable product by one of the following: 1. CertainTeed Corp. 2. Chicago Metallic Corporation. 3. Tectum Inc. 4. USG Interiors, Inc.; Subsidiary of USG Corporation.

B. Color: White.

C. LR: Not less than 0.89.

D. NRC: Not less than 0.75.

E. CAC: Not less than 35.

F. AC: Not less than 170.

G. Edge/Joint Detail: Beveled Tegular.

H. Thickness: 3/4 inch (19 mm).

I. Modular Size: 24 by 24 inches (610 by 610 mm).

J. Broad Spectrum Antimicrobial Fungicide and Bactericide Treatment: Provide acoustical panels treated with manufacturer's standard antimicrobial formulation that inhibits fungus, mold, mildew, and gram-positive and gram-negative bacteria and showing no mold, mildew, or bacterial growth when tested according to ASTM D 3273 and evaluated according to ASTM D 3274 or ASTM G 21.



A. Basis-of-Design Product: Subject to compliance with requirements, provide Armstrong World Industries, Inc.; OPTIMA Open Plan Large Size Square Tegular or comparable product by one of the following: 1. CertainTeed Corp. 2. Chicago Metallic Corporation. 3. Tectum Inc. 4. USG Interiors, Inc.; Subsidiary of USG Corporation.

B. Color: White.


D. NRC: Not less than 0.95.

E. AC: Not less than 190.

F. Edge/Joint Detail: Square Tegular.

G. Thickness: 1 inch (25 mm).

H. Modular Size: 48 by 48 inches (1220 by 1220 mm).

I. Broad Spectrum Antimicrobial Fungicide and Bactericide Treatment: Provide acoustical panels treated with manufacturer's standard antimicrobial formulation that inhibits fungus, mold, mildew, and gram-positive and gram-negative bacteria and showing no mold, mildew, or bacterial growth when tested according to ASTM D 3273 and evaluated according to ASTM D 3274 or ASTM G 21.


A. Basis-of-Design Product: Subject to compliance with requirements, provide Armstrong World Industries, Inc.; GEORGIAN High-Washability or comparable product by one of the following: 1. CertainTeed Corp. 2. Chicago Metallic Corporation. 3. Tectum Inc. 4. USG Interiors, Inc.; Subsidiary of USG Corporation.

B. Color: White.


D. CAC: Not less than 33.

E. Edge/Joint Detail: Square.

F. Thickness: 5/8 inch (15 mm).

G. Modular Size: 24 by 24 inches (610 by 610 mm).


H. Broad Spectrum Antimicrobial Fungicide and Bactericide Treatment: Provide acoustical panels treated with manufacturer's standard antimicrobial formulation that inhibits fungus, mold, mildew, and gram-positive and gram-negative bacteria and showing no mold, mildew, or bacterial growth when tested according to ASTM D 3273 and evaluated according to ASTM D 3274 or ASTM G 21.

2.6 METAL SUSPENSION SYSTEMS, GENERAL

A. Metal Suspension-System Standard: Provide manufacturer's standard direct-hung metal suspension systems of types, structural classifications, and finishes indicated that comply with applicable requirements in ASTM C 635/C 635M.

1. High-Humidity Finish: Comply with ASTM C 635/C 635M requirements for "Coating Classification for Severe Environment Performance" where high-humidity finishes are indicated.

B. Attachment Devices: Size for five times the design load indicated in ASTM C 635/C 635M, Table 1, "Direct Hung," unless otherwise indicated. Comply with seismic design requirements.

a. Corrosion Protection: Carbon-steel components zinc plated to comply with ASTM B 633, Class Fe/Zn 5 (0.005 mm) for Class SC 1 service condition.

2. Power-Actuated Fasteners in Concrete: Fastener system of type suitable for application indicated, fabricated from corrosion-resistant materials, with clips or other accessory devices for attaching hangers of type indicated and with capability to sustain, without failure, a load equal to 10 times that imposed by ceiling construction, as determined by testing according to ASTM E 1190, conducted by a qualified testing and inspecting agency.

C. Wire Hangers, Braces, and Ties: Provide wires complying with the following requirements:

1. Zinc-Coated, Carbon-Steel Wire: ASTM A 641/A 641M, Class 1 zinc coating, soft temper.

2. Size: Select wire diameter so its stress at three times hanger design load (ASTM C 635/C 635M, Table 1, "Direct Hung") will be less than yield stress of wire, but provide not less than 0.106-inch- (2.69-mm-) diameter wire.

D. Seismic Struts: Manufacturer's standard compression struts designed to accommodate seismic forces.

2.7 METAL SUSPENSION SYSTEM

A. Basis-of-Design Product: Subject to compliance with requirements, provide Armstrong World Industries, Inc.; Prelude XL or comparable product by one of the following: 1. CertainTeed Corp. 2. Chicago Metallic Corporation. 3. USG Interiors, Inc.; Subsidiary of USG Corporation.


B. Wide-Face, Capped, Double-Web, Steel Suspension System: Main and cross runners roll formed from cold-rolled steel sheet; prepainted, electrolytically zinc coated, or hot-dip galvanized according to ASTM A 653/A 653M, not less than G30 (Z90) coating designation; with prefinished 15/16-inch- (24-mm-) wide metal caps on flanges.

1. Structural Classification: Intermediate-duty system. 2. End Condition of Cross Runners: Override (stepped) type. 3. Face Design: Flat, flush. 4. Cap Material: Steel cold-rolled sheet. 5. Cap Finish: Facory-baked Polyester Paint, White (WH).

2.8 METAL EDGE MOLDINGS AND TRIM

A. Basis-of-Design Product: Subject to compliance with requirements, provide Armstrong World Industries, Inc.; Channel Molding [ACT-3] and Shadow Molding [ACT-1 and ACT-2] or comparable product by one of the following: 1. CertainTeed Corp. 2. Chicago Metallic Corporation. 3. USG Interiors, Inc.; Subsidiary of USG Corporation.

B. Roll-Formed, Sheet-Metal Edge Moldings and Trim: Type and profile indicated or, if not indicated, manufacturer's standard moldings for edges and penetrations that comply with seismic design requirements; formed from sheet metal of same material, finish, and color as that used for exposed flanges of suspension-system runners.

1. Provide manufacturer's standard edge moldings that fit acoustical panel edge details and suspension systems indicated and that match width and configuration of exposed runners unless otherwise indicated.

2. For lay-in panels with reveal edge details, provide stepped edge molding that forms reveal of same depth and width as that formed between edge of panel and flange at exposed suspension member.

3. For circular penetrations of ceiling, provide edge moldings fabricated to diameter required to fit penetration exactly.

2.9 ACOUSTICAL SEALANT

A. Acoustical Sealant: Manufacturer's standard sealant complying with ASTM C 834 and effective in reducing airborne sound transmission through perimeter joints and openings in building construction as demonstrated by testing representative assemblies according to ASTM E 90.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, areas, and conditions, including structural framing to which acoustical panel ceilings attach or abut, with Installer present, for compliance with requirements specified in this and other Sections that affect ceiling installation and anchorage and with requirements for installation tolerances and other conditions affecting performance of acoustical panel ceilings.


B. Examine acoustical panels before installation. Reject acoustical panels that are wet, moisture damaged, or mold damaged.


3.2 PREPARATION

A. Measure each ceiling area and establish layout of acoustical panels to balance border widths at opposite edges of each ceiling. Avoid using less-than-half-width panels at borders, and comply with layout shown on reflected ceiling plans.

3.3 INSTALLATION

A. General: Install acoustical panel ceilings to comply with ASTM C 636/C 636M and seismic design requirements indicated, according to manufacturer's written instructions and CISCA's "Ceiling Systems Handbook."

B. Suspend ceiling hangers from building's structural members and as follows:

1. Install hangers plumb and free from contact with insulation or other objects within ceiling plenum that are not part of supporting structure or of ceiling suspension system.

2. Splay hangers only where required to miss obstructions; offset resulting horizontal forces by bracing, countersplaying, or other equally effective means.

3. Where width of ducts and other construction within ceiling plenum produces hanger spacings that interfere with location of hangers at spacings required to support standard suspension-system members, install supplemental suspension members and hangers in form of trapezes or equivalent devices.

4. Secure wire hangers to ceiling-suspension members and to supports above with a minimum of three tight turns. Connect hangers directly either to structures or to inserts, eye screws, or other devices that are secure and appropriate for substrate and that will not deteriorate or otherwise fail due to age, corrosion, or elevated temperatures.

5. Do not support ceilings directly from permanent metal forms or floor deck. Fasten hangers to cast-in-place hanger inserts, postinstalled mechanical or adhesive anchors, or power-actuated fasteners that extend through forms into concrete.

6. When steel framing does not permit installation of hanger wires at spacing required, install carrying channels or other supplemental support for attachment of hanger wires.

7. Do not attach hangers to steel deck tabs. 8. Do not attach hangers to steel roof deck. Attach hangers to structural members. 9. Space hangers not more than 48 inches (1200 mm) o.c. along each member supported

directly from hangers unless otherwise indicated; provide hangers not more than 8 inches (200 mm) from ends of each member.

10. Size supplemental suspension members and hangers to support ceiling loads within performance limits established by referenced standards and publications.

C. Secure bracing wires to ceiling suspension members and to supports with a minimum of four tight turns. Suspend bracing from building's structural members as required for hangers, without attaching to permanent metal forms, steel deck, or steel deck tabs. Fasten bracing wires into concrete with cast-in-place or postinstalled anchors.


D. Install edge moldings and trim of type indicated at perimeter of acoustical ceiling area and where necessary to conceal edges of acoustical panels.

1. Apply acoustical sealant in a continuous ribbon concealed on back of vertical legs of moldings before they are installed.

2. Screw attach moldings to substrate at intervals not more than 16 inches (400 mm) o.c. and not more than 3 inches (75 mm) from ends, leveling with ceiling suspension system to a tolerance of 1/8 inch in 12 feet (3.2 mm in 3.6 m). Miter corners accurately and connect securely.

3. Do not use exposed fasteners, including pop rivets, on moldings and trim.

E. Install suspension-system runners so they are square and securely interlocked with one another. Remove and replace dented, bent, or kinked members.

F. Install acoustical panels with undamaged edges and fit accurately into suspension-system runners and edge moldings. Scribe and cut panels at borders and penetrations to provide a neat, precise fit.

1. Arrange directionally patterned acoustical panels as follows:

a. As indicated on reflected ceiling plans.

2. For square-edged panels, install panels with edges fully hidden from view by flanges of suspension-system runners and moldings.

3. For reveal-edged panels on suspension-system runners, install panels with bottom of reveal in firm contact with top surface of runner flanges.

4. Paint cut edges of panel remaining exposed after installation; match color of exposed panel surfaces using coating recommended in writing for this purpose by acoustical panel manufacturer.

5. Install hold-down clips in areas indicated, in areas required by authorities having jurisdiction, and for fire-resistance ratings; space as recommended by panel manufacturer's written instructions unless otherwise indicated.

6. Install clean-room gasket system in areas indicated, sealing each panel and fixture as recommended by panel manufacturer's written instructions.

7. Protect lighting fixtures and air ducts to comply with requirements indicated for fire-resistance-rated assembly.

3.4 CLEANING

A. Clean exposed surfaces of acoustical panel ceilings, including trim, edge moldings, and suspension-system members. Comply with manufacturer's written instructions for cleaning and touchup of minor finish damage. Remove and replace ceiling components that cannot be successfully cleaned and repaired to permanently eliminate evidence of damage.



RESILIENT BASE AND ACCESSORIES 096513 - 1 Project No.: 101201January 27, 2012

SECTION 096513 - RESILIENT BASE AND ACCESSORIES

PART 1 - GENERAL



1.2 SUMMARY


1. Resilient base. 2. Resilient stair riser. 3. Millwork contoured wall base. 4. Millwork contoured chair rail. 5. Resilient molding accessories.



B. Samples for Initial Selection: For each type of product indicated.

C. Samples for Verification: For each type of product indicated, in manufacturer's standard-size Samples but not less than 12 inches (300 mm) long, of each resilient product color, texture, and pattern required.



1. Furnish not less than 10 linear feet (3 linear m) for every 500 linear feet (150 linear m) or fraction thereof, of each type, color, pattern, and size of resilient product installed.


A. Fire-Test-Response Characteristics: As determined by testing identical products according to ASTM E 648 or NFPA 253 by a qualified testing agency.

1. Critical Radiant Flux Classification: Class I, not less than 0.45 W/sq. cm.



A. Store resilient products and installation materials in dry spaces protected from the weather, with ambient temperatures maintained within range recommended by manufacturer, but not less than 50 deg F (10 deg C) or more than 90 deg F (32 deg C).


A. Maintain ambient temperatures within range recommended by manufacturer, but not less than 70 deg F (21 deg C) or more than 95 deg F (35 deg C), in spaces to receive resilient products during the following time periods:

1. 48 hours before installation. 2. During installation. 3. 48 hours after installation.

B. Until Substantial Completion, maintain ambient temperatures within range recommended by manufacturer, but not less than 55 deg F (13 deg C) or more than 95 deg F (35 deg C).

C. Install resilient products after other finishing operations, including painting, have been completed.

PART 2 - PRODUCTS

2.1 RESILIENT BASE [RB]:

A. Resilient Base:

1. Basis of Design: Subject to compliance with requirements, provide Johnsonite; CB or similar product offered by one of the following manufacturers: a. Armstrong World Industries, Inc. b. Roppe Corporation, USA.


B. Resilient Base Standard: ASTM F 1861.

1. Material Requirement: Type TV (vinyl, thermoplastic). 2. Manufacturing Method: Group I (solid, homogeneous). 3. Hardness: ASTM D 2240: 85 Shore A. 4. Flexibility: Will not crack, break, or show any signs of fatigue when bent around a

1/4-inch diameter cylinder. 5. Style: Cove (base with toe).


C. Characteristics: 1. Minimum Thickness: 0.125 inch (3.2 mm). 2. Height: 4 inches (102 mm). 3. Lengths: Coils in manufacturer's standard length. 4. Outside Corners: Preformed with 4 inch returns. 5. Inside Corners: Preformed with 4 inch returns. 6. Finish: Matte. 7. Surface: Smooth. 8. Colors and Patterns: 20 Charcoal.

2.2 RESILIENT STAIR RISER:

A. Resilient Riser:

1. Basis of Design: Subject to compliance with requirements, provide Johnsonite; VR or similar product offered by one of the following manufacturers: a. Armstrong World Industries, Inc. b. Roppe Corporation, USA.



1. Material Requirement: Type TV (vinyl, thermoplastic). 2. Manufacturing Method: Group I (solid, homogeneous). 3. Hardness: ASTM D 2240: 85 Shore A. 4. Flexibility: Will not crack, break, or show any signs of fatigue when bent around a

1/4-inch diameter cylinder.

C. Chracteristics: 1. Minimum Thickness: 0.08-inch. 2. Height: as required to cover full stair riser and provide overlap with Renovation Stair

Treads at top and bottom of riser as shown per drawings and per Division 05 Section “Metal Fabrications.”

3. Lengths: as required for seamless installation at riser locations noted. 4. Finish: Matte. 5. Surface: Smooth. 6. Color and Patterns: 20 Charcoal.

2.4 MILLWORK CONTOURED WALL BASE [MWB]:

A. Millwork Resilient Base:

1. Basis of Design: Subject to compliance with requirements, provide Johnsonite; Inflection (MW-00-G) or similar product offered by one of the following manufacturers: a. Armstrong World Industries, Inc. b. Roppe Corporation, USA.




1. Material Requirement: Type TP (rubber, thermoplastic). 2. Manufacturing Method: Group I (solid, homogeneous). 3. Hardness: ASTM D 2240: 85 Shore A. 4. Flexibility: Will not crack, break, or show any signs of fatigue when bent around a


C. Characteristics: 1. Minimum Thickness: 0.375 inch (9.52 mm). 2. Height: 5-1/4 inch (13.34 cm). 3. Lengths: 8’-0” lengths. 4. Outside Corners: Job mitered. 5. Inside Corners: Job mitered. 6. Finish: Unfinished, ready to paint in field. 7. Surface: Smooth. 8. Colors and Patterns: Unfinished, ready to paint in field. 9. Accessories: Inflection Quarter Round, 3/4-inch, (QTR-00-D).

2.5 MILLWORK CONTOURED CHAIR RAIL [MCR]:

A. Millwork Resilient Chair Rail:

1. Basis of Design: Subject to compliance with requirements, provide Johnsonite; Rampart (CHR-00-C) or similar product offered by one of the following manufacturers: a. Armstrong World Industries, Inc. b. Roppe Corporation, USA.


B. Resilient Standard: ASTM F 1861.

1. Material Requirement: Type TP (rubber, thermoplastic). 2. Manufacturing Method: Group I (solid, homogeneous). 3. Hardness: ASTM D 2240: 85 Shore A. 4. Flexibility: Will not crack, break, or show any signs of fatigue when bent around a


C. Characteristics: 1. Minimum Thickness: 0.375 inch (9.53 mm). 2. Width: 4 inch (10.16 cm). 3. Lengths: 8’-0” lengths. 4. Outside Corners: Job mitered. 5. Inside Corners: Job mitered. 6. Finish: Unfinished, ready to paint in field. 7. Surface: Smooth. 8. Colors and Patterns: Unfinished, ready to paint in field.


2.6 RESILIENT MOLDING ACCESSORY

A. Resilient Molding Accessory:

1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: a. Armstrong World Industries, Inc. b. Johnsonite. c. Roppe Corporation, USA.


B. Description: Wheeled Traffic Transitions.

C. Material: Vinyl.

D. Profile and Dimensions: 1. Basis of Design: Johnsonite; CTA-XX-J (Carpet-Concrete).

E. Colors and Patterns: As selected by Architect from full range of industry colors.

2.7 INSTALLATION MATERIALS

A. Trowelable Leveling and Patching Compounds: Latex-modified, portland cement based or blended hydraulic-cement-based formulation provided or approved by manufacturer for applications indicated.

B. Adhesives: Water-resistant type recommended by manufacturer to suit resilient products and substrate conditions indicated.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, with Installer present, for compliance with requirements for maximum moisture content and other conditions affecting performance of the Work.

B. Verify that finishes of substrates comply with tolerances and other requirements specified in other Sections and that substrates are free of cracks, ridges, depressions, scale, and foreign deposits that might interfere with adhesion of resilient products.


3.2 PREPARATION

A. Prepare substrates according to manufacturer's written instructions to ensure adhesion of resilient products.

B. Fill cracks, holes, and depressions in substrates with trowelable leveling and patching compound and remove bumps and ridges to produce a uniform and smooth substrate.


C. Do not install resilient products until they are same temperature as the space where they are to be installed.

1. Move resilient products and installation materials into spaces where they will be installed at least 48 hours in advance of installation.

D. Sweep and vacuum clean substrates to be covered by resilient products immediately before installation.

3.3 RESILIENT RISER INSTALLATION

A. Comply with manufacturer’s written instructions for installing resilient accessories.

B. Resilient Riser: 1. Tightly adhere to substrates throughout length of each piece. 2. Install as full-length units, free of joints.

3.4 RESILIENT BASE AND CHAIR RAIL INSTALLATION

A. Comply with manufacturer's written instructions for installing resilient base and chair rail.

B. Apply resilient base to walls, columns, pilasters, casework and cabinets in toe spaces, and other permanent fixtures in rooms and areas where base is required.

C. Install resilient base in lengths as long as practicable without gaps at seams and with tops of adjacent pieces aligned.

D. Tightly adhere resilient base to substrate throughout length of each piece, with base in continuous contact with horizontal and vertical substrates.

E. Do not stretch resilient base during installation.

F. On masonry surfaces or other similar irregular substrates, fill voids along top edge of resilient base with manufacturer's recommended adhesive filler material.

G. Preformed Corners: Install preformed corners before installing straight pieces.

3.5 RESILIENT ACCESSORY INSTALLATION

A. Comply with manufacturer's written instructions for installing resilient accessories.

B. Resilient Molding Accessories: Butt to adjacent materials and tightly adhere to substrates throughout length of each piece. Install wheeled transitions and reducer strips at edges of carpet that would otherwise be exposed.



A. Comply with manufacturer's written instructions for cleaning and protection of resilient products.

B. Perform the following operations immediately after completing resilient product installation:

1. Remove adhesive and other blemishes from exposed surfaces. 2. Sweep and vacuum surfaces thoroughly. 3. Damp-mop surfaces to remove marks and soil.

C. Protect resilient products from mars, marks, indentations, and other damage from construction operations and placement of equipment and fixtures during remainder of construction period.




PORTLAND CEMENT TERRAZZO FLOORING

096613 - 1 Project No.: 101201January 27, 2012

SECTION 096613 - PORTLAND CEMENT TERRAZZO FLOORING

PART 1 - GENERAL



1.2 SUMMARY


1. Poured-in-place portland cement terrazzo flooring and base. 2. Precast terrazzo units. 3. Restoration of existing terrazzo floors.


1. Division 07 Section "Joint Sealants" for sealants installed with terrazzo.

1.3 DEFINITIONS

A. Aggregate: Marble chips or other types of aggregate to match existing adjacent poured-in-place terrazzo flooring to remain.

1.4 PREINSTALLATION MEETINGS

A. Preinstallation Conference: Conduct conference at Project site.

1. Review methods and procedures related to terrazzo including, but not limited to, the following:

a. Inspect and discuss condition of substrate and other preparatory work performed by other trades.

b. Review and finalize construction schedule and verify availability of materials, Installer's personnel, equipment, and facilities needed to make progress and avoid delays.

c. Review terrazzo patterns.




A. Product Data: For each type of product, including divider strips, membranes, sealers, and cleaners.

B. Shop Drawings: Include terrazzo installation requirements. Include plans, elevations, sections, component details, and attachments to other work. Show layout of the following:

1. Divider strips. 2. Accessory strips. 3. Abrasive strips. 4. Stair treads, risers, and landings. 5. Precast terrazzo jointing and edge configurations. 6. Terrazzo patterns.

C. Samples for Verification: For each type, material, color, and pattern of terrazzo and accessory required showing the full range of color, texture, and pattern variations expected. Label each terrazzo sample to identify manufacturer's matrix color and aggregate types, sizes, and proportions. Prepare Samples of same thickness and from same material to be used for the Work, in size indicated below:

1. Terrazzo: 6-inch- (150-mm-) square Samples. 2. Precast Terrazzo: 6-inch- (150-mm-) square Samples. 3. Accessories: 6-inch- (150-mm-) long Samples of each exposed strip item required.


A. Qualification Data: For Installer and supplier. 1. Submit certification letters from CSTA/NTMA for compliance required and stating that

installer/supplier are both current members in good standing.

B. Material Certificates: For each type of terrazzo material or product, from manufacturer.


A. Maintenance Data: For terrazzo to include in maintenance manuals.


A. Installer Qualifications: An installer who is a contractor member of CSTA/NTMA. 1. Installation and restoration of Portland cement terrazzo flooring and precast terrazzo

units shall be carried out by a contractor having not less than five (5) years successful experience in the installation, cleaning, and repair of similar work described in this Section.

2. The Contractor shall submit the following, demonstrating the terrazzo installer’s qualifications and experience for approval by the Architect and Owner. Contractor’s not submitting the required information or failing to meet the minimum requirements will be disqualified and will not be allowed to perform the work of this Section. a. Provide a written description of a minimum of three projects completed within the

past five years for which the terrazzo installer has performed the terrazzo installation and restoration. Projects must have been performed on similar construction types. Provide the name and address of the project, name and



telephone number of the Owner and Architect, dates work was performed, and a description of the materials and methods used to perform the work for each project.

b. Submit a resume for each of the persons who will be supervising and performing the work of this Section demonstrating a minimum of 3 years experience working in their trades, list of three example projects describing the work the person has performed. Example projects can be the same or different than the example projects described the said terrazzo Contractor described above. Only individuals whose resumes have been submitted, reviewed and accepted will be allowed to perform the work of this Section.

3. The terrazzo Contractor’s qualifications submittals shall be completed by the terrazzo Contractor and shall be signed by an authorized official of the firm and dated.

B. Supplier Qualifications: A supplier who is an associate member of the CSTA/NTMA.

C. Source Limitations for Aggregates: Obtain each color, grade, type, and variety of granular materials from single source with resources to provide materials of consistent quality in appearance and physical properties.

D. Mockups: Build mockups to verify selections made under Sample submittals and to demonstrate aesthetic effects and set quality standards for materials and execution.

1. Build mockups for terrazzo including accessories.

a. Size: Minimum 100 sq. ft. (9 sq. m) of typical poured-in-place flooring condition for each color and pattern in locations directed by Architect.

b. Include base section.

2. Provide mockup at both Lobby 1000 and Dining 2000 locations.

3. Approval of mockups does not constitute approval of deviations from the Contract Documents contained in mockups unless Architect specifically approves such deviations in writing.

4. Approved mockups may become part of the completed work at the discretion of the Owner and Architect.


A. Deliver materials to Project site in supplier's original wrappings and containers, labeled with source's or manufacturer's name, material or product brand name, and lot number if any.

B. Store materials in their original, undamaged packages and containers, inside a well-ventilated area protected from weather, moisture, soiling, extreme temperatures, and humidity. 1. Area of storage to be heated to a minimum 50 degress F.


A. Environmental Limitations: Maintain temperature above 50 deg F (10 deg C) for 48 hours before and during terrazzo installation.

B. Field Measurements: Verify actual dimensions of construction contiguous with precast terrazzo by field measurements before fabrication.



C. Provide permanent lighting or, if permanent lighting is not in place, simulate permanent lighting conditions during terrazzo installation.

D. Close spaces to traffic during terrazzo application and for not less than 24 hours after application unless manufacturer recommends a longer period.

E. Control and collect water and dust produced by grinding operations. Protect adjacent construction from detrimental effects of grinding operations.

1.11 GUARANTEE

A. Terrazzo materials and installation shall be guaranteed for a period of one (1) year from date of substantial completion. Guarantee shall be limited to the repair and/or replacement of materials or workmanship found to be defective per NTMA standards and specifications.

PART 2 - PRODUCTS


A. NTMA Standards: Comply with NTMA's "Terrazzo Specifications and Design Guide" and with written recommendations for terrazzo type indicated unless more stringent requirements are specified.

2.2 PORTLAND CEMENT TERRAZZO

A. Portland Cement Terrazzo System [TRZ]: Bonded.

1. Underbed: Comply with NTMA's "Terrazzo Specifications and Design Guide" for terrazzo system indicated for component proportions and mixing.

2. Topping: Comply with NTMA's "Terrazzo Specifications and Design Guide" for terrazzo system indicated for matrix and aggregate proportions and mixing.

a. Terrazzo Topping Thickness: 1/2-inch.

b. Underbed Thickness: 1) Areas adjacent to existing terrazzo flooring: 2-1/2 inch (field verify to match

existing conditions). Rooms 1000, 1000A, 1002, C2000, 2000, and 2004. 2) Room 2003: 2-1/8 inch (field verify to match depth of precast terrazzo stair

tread at top landing of Stair S13). c. Custom Mix Color and Pattern: Match existing.



B. Materials:

1. Portland Cement: ASTM C 150, Type 1.

a. Color for Exposed Matrix: As required by mix indicated.

2. Water: Potable. 3. Sand: ASTM C 33/C 33M. 4. Aggregates: Comply with NTMA gradation standards for mix indicated and contain no

deleterious or foreign matter.

a. Abrasion and Impact Resistance: Less than 40 percent loss per ASTM C 131. b. 24-Hour Absorption Rate: Less than 0.75 percent. c. Dust Content: Less than 1.0 percent by weight.

5. Matrix Pigments: Pure mineral or synthetic pigments, alkali resistant, durable under exposure to sunlight, and compatible with terrazzo matrix.

6. Bonding Agent: Neat portland cement, or epoxy or acrylic bonding agents formulated for use with topping indicated.

2.3 PRECAST TERRAZZO

A. Basis-of-Design Product: Subject to compliance with requirements, provide Wausau Tile, Inc.; S41 or comparable product by one of the following:

1. Precast Terrazzo Enterprises, Inc. 2. Romoco Precast Terrazzo Products.

B. Precast Terrazzo Units: Minimum 2-1/4-inch thick, reinforced, portland cement terrazzo units. Comply with NTMA's written recommendations for fabricating precast terrazzo units in sizes and profiles indicated. Reinforce units as required by unit sizes, profiles, and thicknesses and as recommended by manufacturer. Finish exposed-to-view edges and reveals to match face finish. Ease exposed edges to 1/8-inch (3.2-mm) radius. 1. Stair treads and landings. 2. Nose Radius: 3/8-inch. 3. Cove Radius: 3/4-inch. 4. Abbrasive Inserts: provide three (3) 1/2-inch width black epoxy abrasive inserts at each

stair tread/landing nosing. 5. Precast Terrazzo starter tread required, as shown per drawings. 6. Tread length: per drawings. Coordinate tread lengths with poured terrazzo cove base

floor return at stair and landing locations. 7. Joint widths: 1/8-inch. 8. Color, Pattern, and Finish: Match adjacent poured-in-place terrazzo flooring.



2.4 STRIP MATERIALS

A. General: provide divider strips of type and size to match existing divider strips to remain, for similar applications being produced.

B. Standard Divider Strips: One-piece, flat-type strips for grouting into sawed joints prepared in substrate.

1. Material: Brass. 2. Depth: As indicated. 3. Width: 1/8 inch (3.2 mm) and 1/4 inch (6.4 mm) per pattern designated on drawings and

as required to match existing adjoining divider strip widths.

C. Accessory Strips: Match divider-strip width, material, and color unless otherwise indicated. Use the following types of accessory strips as required to provide a complete installation:

1. Base-bead strips for exposed top edge of terrazzo base. 2. Edge-bead strips for exposed edges of terrazzo where ends of terrazzo base are

exposed and at locations where terrazzo base terminates into resinous floor base specified per Division 09 Section “Resinous Flooring.”

D. Abrasive Strips: Three-line abrasive inserts at nosings. Silicon carbide or aluminum oxide, or combination of both, in epoxy-resin binder and set in channel.

1. Width: 1/2 inch (12.7 mm). 2. Depth: As required by terrazzo thickness. 3. Length: 4 inches (100 mm) less than stair width, centered on common tread width. 4. Color: As selected by Architect from full range of industry colors. 5. Locations: Contractor to cut abrasive strips into existing stair tread and landing nosings

per drawings, Stair S7 locations.

2.5 MISCELLANEOUS ACCESSORIES

A. Strip Adhesive: Recommended by manufacturer for this use.

B. Anchoring Devices:

1. Strips: Provide mechanical anchoring devices or adhesives for strip materials as recommended by manufacturer and as required for secure attachment to substrate.

2. Precast Terrazzo: Provide mechanical anchoring devices as recommended by fabricator for proper anchorage and support of units for conditions of installation and support.

C. Portland Cement Terrazzo Cleaner: Chemically neutral cleaner with pH factor between 7 and 10 that is biodegradable, phosphate free, and recommended by cleaner manufacturer for use on terrazzo type indicated.

D. Sealer: Slip- and stain-resistant, penetrating-type sealer that is chemically neutral; does not affect terrazzo color or physical properties; is recommended by sealer manufacturer; and complies with NTMA's "Terrazzo Specifications and Design Guide" for terrazzo type indicated.

1. Surface Friction: Not less than 0.6 according to ASTM D 2047. 2. Acid-Base Properties: With pH factor between 7 and 10.



PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates and areas, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of the Work.

B. Proceed with installation only after unsatisfactory conditions, including levelness tolerances, have been corrected.

3.2 PREPARATION

A. Clean substrates of substances, including oil, grease, and curing compounds, that might impair terrazzo bond. Provide clean, dry, and neutral substrate for terrazzo application.

1. Roughen concrete substrates before installing terrazzo system according to NTMA's written recommendations.

B. Verify that concrete substrates are dry and moisture-vapor emissions are within acceptable levels according to manufacturer's written instructions.

1. Moisture Testing: Perform tests indicated below.

a. In-Situ Probe Test: Perform relative-humidity test using in-situ probes per ASTM F 2170. Proceed with installation only after substrates have a maximum 75 percent relative-humidity-level measurement.

b. Test Method: Test for moisture content by method recommended in writing by terrazzo manufacturer. Proceed with installation only after substrates pass testing.

C. Protect other work from water and dust generated by grinding operations. Control water and dust to comply with environmental protection regulations.

1. Erect and maintain temporary enclosures and other suitable methods to limit water damage and dust migration and to ensure adequate ambient temperatures and ventilation conditions during installation.


A. Comply with NTMA's written recommendations for terrazzo and accessory installation.

B. Installation Tolerance: Limit variation in terrazzo surface from level to[1/4 inch in 10 feet (6.4 mm in 3 m); noncumulative.

C. Underbed:

1. Comply with NTMA's "Terrazzo Specifications and Design Guide" for underbed installation.

2. Place underbed and screed to elevation indicated below finished floor elevation.



D. Strip Materials:

1. Divider Strips:

a. Locate divider strips directly over control joints, breaks, and saw cuts in concrete slabs and in locations indicated.

b. Install strips in adhesive setting bed without voids below strips, or mechanically anchor strips as required to attach strips to substrate, as recommended by strip manufacturer.

2. Accessory Strips: Install as required to provide a complete installation. 3. Abrasive Strips: Install with surface of abrasive strip positioned 1/16 inch (1.6 mm)

higher than terrazzo surface.

3.4 POURED-IN-PLACE TERRAZZO INSTALLATION

A. Pour in place and seed additional aggregates in matrix to uniformly distribute granular material and produce a surface with a minimum of 70 percent aggregate exposure. Cure and finish portland cement terrazzo according to NTMA's "Terrazzo Specifications and Design Guide" for terrazzo type indicated.

B. Grinding: Delay fine grinding until heavy trade work is complete and construction traffic through area is restricted.

C. All terrazzo base conditions to be poured against 1/2-inch cement backing-board as specified per Division 09 Section “Gypsum Board” in lieu of gypsum board product listed for remainder of exposed wall surface.

3.5 PRECAST TERRAZZO INSTALLATION

A. Install precast terrazzo units using method recommended by NTMA and manufacturer unless otherwise indicated.

B. Do not install units that are chipped, cracked, discolored, or improperly finished.

C. Seal joints between units with traffic-grade urethane joint sealant, matching color of precast terrazzo units, per Division 07 Section “Joint Sealants,” and as recommended by terrazzo precast unit manufacturer for adhesion and compatability with adjacent substrates.

3.6 RESTORATION OF EXISTING TERRAZZO FLOOR AND BASE

A. General: Contractor shall refinish existing terrazzo floors, base, and stair treads, risers, and landings using method recommended by NTMA. 1. It is the Contractor’s responsibility to survey existing floor conditions for extent of cracks

in need of repair and extent of grouting required. 2. All existing terrazzo to remain, not shown to be replaced per the drawings, per Rooms

1000, 1000A, 1002, Stair S7, C2000, 2000, and 2004 shall be restored per NTMA guidelines.

B. Cover and protect all adjacent finished surfaces during restoration process.



C. Crack Repair: 1. Clean cracks by mechanical means to remove dirt, debris and sealers. ‘V’ shaped

routing out or significant widening is not recommended. 2. Grout cracks to match existing matrix prior to initial grinding.

D. Initial Grinding: Grind with 60-80 grit stone, all in the presence of water.

E. Grouting 1. Cleanse floor with ample clean water and rinse. 2. Remove excess rinse water and machine or hand-apply grout, with color added to match

the matrix of the terrazzo, taking care to fill voids.

F. Curing Grout: The grout shall remain on the surface until fully cured, commonly a minimum of 12 hours at 70 degrees F.

G. Fine Grinding: Grind with 120 grit stones until all grout has been removed from the terrazzo surfaces.

H. Cleaning and Sealing: 1. Rinse with clean water and allow to thoroughly dry. 2. Seal: apply penetrating sealer, per manufacturer’s written directions. 3. Upon completion, this work shall be ready for final inspection and acceptance by owner. 4. Remove protection and clean any adjacent surfaces effected by the refinishing process.

3.7 REPAIR

A. Cut out and replace terrazzo areas that evidence lack of bond with substrate or underbed, including areas that emit a "hollow" sound if tapped. Cut out terrazzo areas in panels defined by strips and replace to match adjacent terrazzo, or repair panels according to NTMA's written recommendations, as approved by Architect.


A. Terrazzo Cleaning:

1. Remove grinding dust from installation and adjacent areas. 2. Wash surfaces with cleaner immediately after final cleaning of terrazzo flooring according

to NTMA's written recommendations and manufacturer's written instructions; rinse surfaces with water and allow them to dry thoroughly. a. Cleaners to have a PH factor between 7 and 10, biodegradable and phosphate

free.

B. Sealing:

1. Seal surfaces according to NTMA's written recommendations. 2. Apply sealer according to sealer manufacturer's written instructions.

a. Sealers to be water based or solvent based penetrating type.

C. Protection: Provide final protection and maintain conditions, in a manner acceptable to Installer, that ensure that terrazzo is without damage or deterioration at time of Substantial Completion.




RESINOUS FLOORING 096723 - 1 Project No.: 101201January 27, 2012

SECTION 096723 - RESINOUS FLOORING

PART 1 - GENERAL



1.2 SUMMARY


1. Decorative resinous flooring systems.


A. Product Data: For each type of product indicated. Include manufacturer's technical data, application instructions, and recommendations for each resinous flooring component required.

B. Samples for Initial Selection: For each type of exposed finish required.

C. Samples for Verification: For each resinous flooring system required, 6 inches (150 mm) square, applied to a rigid backing by Installer for this Project.


A. Installer Certificates: Signed by manufacturer certifying that installers comply with specified requirements.

B. Material Certificates: For each resinous flooring component, from manufacturer.

C. Material Test Reports: For each resinous flooring system.


A. Maintenance Data: For resinous flooring to include in maintenance manuals.



A. Installer Qualifications: Manufacturer's authorized representative who is trained and approved for installation of flooring systems required for this Project.

1. Engage an installer who is certified in writing by resinous flooring manufacturer as qualified to apply resinous flooring systems indicated. a. Installer shall provide evidence of at least 5 years of experience in applying the

special coating and submit a list of regional installations that have been in service for a period of 3 years.

b. The Contractor shall submit the following, demonstrating the resinous flooring installer’s qualifications and experience for approval by the Architect and Owner. Contractor’s not submitting the required information or failing to meet the minimum requirements will be disqualified and will not be allowed to perform the work of this Section.

c. Provide a written description of a minimum of three projects completed within the past five years for which the resinous flooring installer has performed the resinous flooring installation. Projects must have been performed on similar construction types. Provide the name and address of the project, name and telephone number of the Owner and Architect, dates work was performed, and a description of the materials and methods used to perform the work for each project.

d. Submit a resume for each of the persons who will be supervising and performing the work of this Section demonstrating a minimum of 3 years experience working in their trades, list of three example projects describing the work the person has performed. Example projects can be the same or different than the example projects described by the said resinous flooring Contractor described above. Only individuals whose resumes have been submitted, reviewed and accepted will be allowed to perform the work of this Section.

2. The resinous flooring Contractor’s qualifications submittals shall be completed by the resinous flooring Contractor and shall be signed by an authorized official of the firm and dated.

B. Source Limitations: Obtain primary resinous flooring materials, including primers, resins, hardening agents, grouting coats, and topcoats, from single source from single manufacturer. Provide secondary materials, including patching and fill material, joint sealant, and repair materials, of type and from source recommended by manufacturer of primary materials.

C. Preinstallation Conference: Conduct conference at Project site.


A. Deliver materials in original packages and containers, with seals unbroken, bearing manufacturer's labels indicating brand name and directions for storage and mixing with other components.


A. Environmental Limitations: Comply with resinous flooring manufacturer's written instructions for substrate temperature, ambient temperature, moisture, ventilation, and other conditions affecting resinous flooring application.

B. Lighting: Provide permanent lighting or, if permanent lighting is not in place, simulate permanent lighting conditions during resinous flooring application.


C. Close spaces to traffic during resinous flooring application and for not less than 24 hours after application unless manufacturer recommends a longer period.

1.9 GUARANTEE

A. The coating applicator and manufacturer shall jointly guarantee the performance of the material and workmanship for a period of 3 years from the date of substantial completion.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: 1. Dudick, Inc. 2. Desco; Quartz Cremona TG.

2.2 DECORATIVE RESINOUS FLOORING [EPF-1]

A. Resinous Flooring: Abrasion-, impact- and chemical-resistant, decorative-aggregate-filled, epoxy-resin-based, monolithic floor surfacing designed to produce a seamless floor and integral cove base.

B. System Characteristics:

1. Color and Pattern: Desco; Quartz Cremona TG-406. 2. Wearing Surface: Textured for slip resistance. 3. Overall System Thickness: 3/16 inch. 4. Federal Agency Approvals: USDA approved for food-processing environments.

C. Body Coats:

1. Resin: Epoxy. 2. Formulation Description: 100 percent solids. 3. Application Method: Self-leveling slurry, Troweled or screeded.

a. Thickness of Coats: 3/16 inch at horizontal floor locations. 1) 1/8 inch (3.2 mm) thickness at vertical cove base locations.

b. Number of Coats: One.

4. Aggregates: Colored quartz (ceramic-coated silica).

D. Topcoat: Sealing or finish coats.

1. Resin: Urethane. 2. Formulation Description: High-solids. 3. Type: Clear. 4. Finish: Satin. 5. Number of Coats: One.


E. Integral Cove Base: 1. Height: 5 1/4-inch (contractor to field verify to match height of adjacent terrazzo wall

base). 2. Cove Radius: 3/4-inch (contractor to field verify to match radius of adjacent terrazzo wall

base). 3. Trowel apply vertical cove base. 4. Hand sand cove base. 5. Apply three coats of resin to assure a smooth surface and cove. 6. Do not allow resin to puddle in cove.

F. System Physical Properties: Provide resinous flooring system with the following minimum physical property requirements when tested according to test methods indicated:

1. Compressive Strength: 10,900 psi per ASTM C 579. 2. Tensile Strength: 1,700 psi per ASTM C 307. 3. Flexural Strength and Modulus of Elasticity: 4,200 psi and 1.16x106 psi per ASTM C 580. 4. Water Resistance: <2% per ASTM D570. 5. Impact Resistance: No chipping, cracking, or delamination and not more than 1/16-inch

(1.6-mm) permanent indentation per MIL-D-3134. 6. Resistance to Elevated Temperature: No slip or flow of more than 1/16 inch (1.6 mm) per

MIL-D-3134. 7. Abrasion Resistance: 89 mg/1,000 rev maximum weight loss per ASTM D 4060. 8. Flammability: Self-extinguishing per ASTM D 635. 9. Hardness: 82, Shore D per ASTM D 2240. 10. UV Resistance: Normal.

2.3 ACCESSORIES

A. Primer: Type recommended by manufacturer for substrate and body coats indicated.

1. Formulation Description: 100 percent solids.

B. Waterproofing Membrane: Type recommended by manufacturer for substrate and primer and body coats indicated.

1. Formulation Description: 100 percent solids.

2. Install to a dry mil thickness of 20 mils.

C. Concrete Topping: Emery-Aggregate Concrete Floor Topping as specified in Division 03, Section “Concrete Topping.” 1. For use in filling 2-inch +/- depression from existing, removed quarry-tile and setting base

at elevated slabs, and providing positive slope to drains as a suitable substrate for Resinous Flooring application.

D. Moisture Barrier: manufacturer approved liquid barrier system to provide necessary vapor control for slab-on-grade conditions. 1. Basis of Design: Desco, HydraBond. 2. Locations: provide at all slab-on-grade locations noted to receive EPF-1 per finish

schedule, prior to application of resinous finish flooring.


E. Patching and Fill Material: Resinous product of or approved by resinous flooring manufacturer and recommended by manufacturer for application indicated.

F. Metal Edge Termination: 1/8 inch profile. 1. Locations: continuous, top of resinous cove base.

PART 3 - EXECUTION

3.1 PREPARATION

A. General: Prepare and clean substrates according to resinous flooring manufacturer's written instructions for substrate indicated. Provide clean, dry substrate for resinous flooring application. 1. Remove hardware, hardware accessories, machined surfaces, plates, and similar items

which are not to be coated, or provide surface-applied protection prior to surface preparation and coating operations. Following coating completion in each space or area, reinstall removed items, using workman skilled in trades involved.

B. Concrete Substrates: Provide sound concrete surfaces free of laitance, glaze, efflorescence, curing compounds, form-release agents, dust, dirt, grease, oil, and other contaminants incompatible with resinous flooring.

1. Roughen concrete substrates as follows:

a. Shot-blast surfaces with an apparatus that abrades the concrete surface, contains the dispensed shot within the apparatus, and recirculates the shot by vacuum pickup.

b. Comply with ASTM C 811 requirements unless manufacturer's written instructions are more stringent.

2. Repair damaged and deteriorated concrete according to resinous flooring manufacturer's written instructions.

3. Verify that concrete substrates are dry and moisture-vapor emissions are within acceptable levels according to manufacturer's written instructions.

a. Perform Relative Humidity test, ASTM-F 2170. Proceed with application of resinous flooring only after substrates have maximum moisture-vapor-emission rate of 3 lb of water/1000 sq. ft. of slab area in 24 hours.

4. Alkalinity and Adhesion Testing: Verify that concrete substrates have pH within acceptable range. Perform tests recommended by manufacturer. Proceed with application only after substrates pass testing.

C. Resinous Materials: Mix components and prepare materials according to resinous flooring manufacturer's written instructions.

D. Use patching and fill material to fill holes and depressions in substrates according to manufacturer's written instructions.

E. Treat control joints and other nonmoving substrate cracks to prevent cracks from reflecting through resinous flooring according to manufacturer's written instructions.


3.2 APPLICATION

A. General: Apply components of resinous flooring system according to manufacturer's written instructions to produce a uniform, monolithic wearing surface of thickness indicated.

1. Coordinate application of components to provide optimum adhesion of resinous flooring system to substrate, and optimum intercoat adhesion.

2. Cure resinous flooring components according to manufacturer's written instructions. Prevent contamination during application and curing processes.

3. At substrate expansion and isolation joints, comply with resinous flooring manufacturer's written instructions.

B. Apply primer over prepared substrate at manufacturer's recommended spreading rate.

C. Integral Cove Base: Apply cove base mix to wall surfaces before applying flooring. Apply according to manufacturer's written instructions and details including those for taping, mixing, priming, troweling, sanding, and topcoating of cove base. Round internal and external corners.

1. Integral Cove Base: 5-1/4 inches (100 mm) high (field verify to match height of adjacent terrazzo wall base).

2. Surface to receive cove base shall be strong, durable and dry. Suitable backings include concrete, cement board, standard light-weight block, clay, and cement bricks. Masonry surfaces to be free of voids, irregularities and recessed joints (if present, fill with recommended epoxy plaster).

D. Apply troweled or screeded body coats in thickness indicated for flooring system. Hand or power trowel and grout to fill voids. When cured, remove trowel marks and roughness using method recommended by manufacturer.

E. Apply grout coat, of type recommended by resinous flooring manufacturer, to fill voids in surface of final body coat and to produce wearing surface indicated.

F. Apply topcoats in number indicated for flooring system and at spreading rates recommended in writing by manufacturer.

G. Provide continuous and positive slope to all drain locations; avoid ponding at any location.

3.3 FIELD QUALITY CONTROL

A. Core Sampling: At the direction of Owner and at locations designated by Owner, take one core sample per 1000 sq. ft. (92.9 sq. m) of resinous flooring, or portion of, to verify thickness. For each sample that fails to comply with requirements, take two additional samples. Repair damage caused by coring and correct deficiencies. Cost of core sampling and full repair required will be bore by the Contractor.


3.4 PROTECTION AND CLEANING

A. Protect resinous flooring from damage and wear during the remainder of construction period. Use protective methods and materials, including temporary covering, recommended in writing by resinous flooring manufacturer.

B. Protect work of other trades, whether to be coated or not, against damage. Correct damage by cleaning, repairing or replacing, and recoating, as directed by Architect. Leave work in undamaged condition.

C. After coating application, remove temporary protective wrappings provided by others for protection of their work during coatings operation.




TILE CARPETING 096813 - 1 Project No.: 101201January 27, 2012

SECTION 096813 - TILE CARPETING

PART 1 - GENERAL



1.2 SUMMARY

A. Section includes modular, carpet tile.


1. Division 02 Section "Selective Structure Demolition" for removing existing floor coverings. 2. Division 09 Section "Resilient Base and Accessories" for resilient wall base and

accessories installed with carpet tile.

1.3 PREINSTALLATION MEETINGS

A. Preinstallation Conference: Conduct conference at Project site.

1. Review methods and procedures related to carpet tile installation including, but not limited to, the following:

a. Review delivery, storage, and handling procedures. b. Review ambient conditions and ventilation procedures. c. Review subfloor preparation procedures.



1. Include manufacturer's written data on physical characteristics, durability, and fade resistance.

2. Include installation recommendations for each type of substrate.


B. Shop Drawings: Show the following:

1. Columns, doorways, enclosing walls or partitions, built-in cabinets, and locations where cutouts are required in carpet tiles.

2. Carpet tile type, color, and dye lot. 3. Type of subfloor. 4. Type of installation. 5. Pattern of installation. 6. Pattern type, location, and direction. 7. Pile direction. 8. Type, color, and location of insets and borders. 9. Type, color, and location of edge, transition, and other accessory strips. 10. Transition details to other flooring materials.

C. Samples: For each of the following products and for each color and texture required. Label each Sample with manufacturer's name, material description, color, pattern, and designation indicated on Drawings and in schedules.

1. Carpet Tile: Full-size Sample.

D. Product Schedule: For carpet tile. Use same designations indicated on Drawings.


A. Qualification Data: For Installer.

B. Product Test Reports: For carpet tile, for tests performed by a qualified testing agency.

C. Sample Warranty: For special warranty.


A. Maintenance Data: For carpet tiles to include in maintenance manuals. Include the following:

1. Methods for maintaining carpet tile, including cleaning and stain-removal products and procedures and manufacturer's recommended maintenance schedule.

2. Precautions for cleaning materials and methods that could be detrimental to carpet tile.


A. Furnish extra materials, from the same product run, that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Carpet Tile: Full-size units equal to 5 percent of amount installed for each type indicated, but not less than 10 sq. yd. (8.3 sq. m).



A. Installer Qualifications: An experienced installer who is certified by the International Certified Floorcovering Installers Association at the certification level.

B. Fire-Test-Response Ratings: Where indicated, provide carpet tile identical to those of assemblies tested for fire response according to NFPA 253 by a qualified testing agency.


A. Comply with CRI 104.


A. Comply with CRI 104 for temperature, humidity, and ventilation limitations.

B. Environmental Limitations: Do not deliver or install carpet tiles until spaces are enclosed and weathertight, wet work in spaces is complete and dry, and ambient temperature and humidity conditions are maintained at occupancy levels during the remainder of the construction period.

C. Do not install carpet tiles over concrete slabs until slabs have cured and are sufficiently dry to bond with adhesive and concrete slabs have pH range recommended by carpet tile manufacturer.

D. Where demountable partitions or other items are indicated for installation on top of carpet tiles, install carpet tiles before installing these items.

1.11 WARRANTY

A. Special Warranty for Carpet Tiles: Manufacturer agrees to repair or replace components of carpet tile installation that fail in materials or workmanship within specified warranty period.

1. Warranty does not include deterioration or failure of carpet tile due to unusual traffic, failure of substrate, vandalism, or abuse.

2. Failures include, but are not limited to, more than 10 percent edge raveling, snags, runs, dimensional stability, loss of face fiber, and delamination.

3. Warranty Period: 10 years from date of Substantial Completion.


PART 2 - PRODUCTS

2.1 CARPET TILE [CPT-1]:

A. Products: Subject to compliance with requirements, provide the following:

1. Shaw Contract Group; NO RULES. 2. Source: Ginger Carr, Shaw Contract Group; 9300 Lee Boulevard, Leawood KS; (913)

208-2592; [email protected].

B. Colors: As noted per drawings.

C. Dye Method: 100% solution dyed.

D. Pattern: Chroma, 59583

E. Fiber Type: Solution q extreme nylon.

F. Pile Characteristic: Multi-level-loop pile.

G. Density: 6372 oz./cu. yd..

H. Pile Thickness: 0.113 inches (2.87 mm) for finished carpet tile.

I. Total Thickness: 0.254 inches (6.45 mm).

J. Stitches: 8 per inch (31.50 per 10 cm).

K. Gage: 1/12 inch (47.24/10 cm).

L. Total Weight: 20 oz./sq. yd. (678.11 g/sq. m).

M. Primary Backing/Backcoating: Synthetic.

N. Secondary Backing: ecoworx tile.

O. Size: 24 by 24 inches (610 by 610 mm).

P. Testing: 1. Radiant Panel: Class 1. 2. NBS Smoke: less than 450. 3. Electrostatic Propensity: less than 3.5 kv.

Q. Applied Soil-Resistance Treatment: Manufacturer's standard material.

R. Antimicrobial Treatment: Manufacturer's standard material.


2.2 CARPET TILE [CPT-2]:


1. Shaw Contract Group; Tru Colors Tile, 59368. 2. Source: Ginger Carr, Shaw Contract Group; 9300 Lee Boulevard, Leawood KS; (913)


B. Colors: As noted per drawings.


D. Fiber Type: eco solution q nylon.

E. Pile Characteristic: Level loop pile.

F. Density: 11613 oz./cu. yd..

G. Pile Thickness: 0.093 inches (2.36 mm) for finished carpet tile.

H. Total Thickness: 0.263 inches (6.68 mm).

I. Stitches: 11.5 per inch (45.28 per 10 cm).

J. Gage: 1/10 inch (39.37/10 cm).

K. Total Weight: 30 oz./sq. yd. (678.11 g/sq. m).

L. Primary Backing: synthetic.

M. Secondary Backing: ecoworx tile.

N. Size: 24 by 24 inches (610 by 610 mm).

O. Testing: 1. Radiant Panel: Class 1. 2. NBS Smoke: less than 450. 3. Electrostatic Propensity: less than 3.5 kv.

P. Applied Soil-Resistance Treatment: Manufacturer's standard material.

Q. Antimicrobial Treatment: Manufacturer's standard material.


2.3 WALK-OFF CARPET TILE [CPT-3]:


1. Shaw Contract Group; Steppin Out / Bon Jour Tile, 59411. 2. Source: Ginger Carr, Shaw Contract Group; 9300 Lee Boulevard, Leawood KS; (913)


B. Color: Beige.


D. Fiber Type: pet polyester.

E. Construction: Hobnail thermal bonded.

F. Density: 9692 oz./cu. yd..

G. Pile Thickness: 0.130 inches (3.30 mm) for finished carpet tile.

H. Total Thickness: 0.291 inches (7.39 mm).

I. Stitches: 0.0 per inch (0.0 per 10 cm).

J. Gage: 0 per inch (0/10 cm).

K. Total Weight: 35 oz./sq. yd. (678.11 g/sq. m).

L. Primary Backing: synthetic.

M. Secondary Backing: ecoworx tile.

N. Size: 24 by 24 inches (610 by 610 mm).

O. Testing: 1. Radiant Panel: Class 1. 2. NBS Smoke: less than 450. 3. Electrostatic Propensity: less than 3.5 kv.

P. Applied Soil-Resistance Treatment: Manufacturer's standard material.

Q. Antimicrobial Treatment: Manufacturer's standard material.

2.4 INSTALLATION ACCESSORIES

A. Trowelable Leveling and Patching Compounds: Latex-modified, hydraulic-cement-based formulation provided or recommended by carpet tile manufacturer.

B. Adhesives: Water-resistant, mildew-resistant, nonstaining, pressure-sensitive type to suit products and subfloor conditions indicated, that complies with flammability requirements for installed carpet tile and is recommended by carpet tile manufacturer for releasable installation.


PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, areas, and conditions, with Installer present, for compliance with requirements for maximum moisture content, alkalinity range, installation tolerances, and other conditions affecting carpet tile performance. Examine carpet tile for type, color, pattern, and potential defects.

B. Concrete Subfloors: Verify that concrete slabs comply with ASTM F 710 and the following:

1. Slab substrates are dry and free of curing compounds, sealers, hardeners, and other materials that may interfere with adhesive bond. Determine adhesion and dryness characteristics by performing bond and moisture tests recommended by carpet tile manufacturer.

2. Subfloor finishes comply with requirements specified in Division 03 Section "Cast-in-Place Concrete" for slabs receiving carpet tile.

3. Subfloors are free of cracks, ridges, depressions, scale, and foreign deposits.


3.2 PREPARATION

A. General: Comply with CRI 104, Section 6.2, "Site Conditions; Floor Preparation," and with carpet tile manufacturer's written installation instructions for preparing substrates indicated to receive carpet tile installation.

B. Use trowelable leveling and patching compounds, according to manufacturer's written instructions, to fill cracks, holes, depressions, and protrusions in substrates. Fill or level cracks, holes and depressions 1/8 inch (3 mm) wide or wider and protrusions more than 1/32 inch (0.8 mm) unless more stringent requirements are required by manufacturer's written instructions.

C. Remove coatings, including curing compounds, and other substances that are incompatible with adhesives and that contain soap, wax, oil, or silicone, without using solvents. Use mechanical methods recommended in writing by carpet tile manufacturer.

D. Broom and vacuum clean substrates to be covered immediately before installing carpet tile.

3.3 INSTALLATION

A. General: Comply with CRI 104, Section 14, "Carpet Modules," and with carpet tile manufacturer's written installation instructions.

B. Installation Method: As recommended in writing by carpet tile manufacturer.

C. Maintain dye lot integrity. Do not mix dye lots in same area.

D. Cut and fit carpet tile to butt tightly to vertical surfaces, permanent fixtures, and built-in furniture including cabinets, pipes, outlets, edgings, thresholds, and nosings. Bind or seal cut edges as recommended by carpet tile manufacturer.


E. Extend carpet tile into toe spaces, door reveals, closets, open-bottomed obstructions, removable flanges, alcoves, and similar openings.

F. Maintain reference markers, holes, and openings that are in place or marked for future cutting by repeating on finish flooring as marked on subfloor. Use nonpermanent, nonstaining marking device.

G. Install pattern parallel to walls and borders, and as shown per drawings.


A. Perform the following operations immediately after installing carpet tile:

1. Remove excess adhesive, seam sealer, and other surface blemishes using cleaner recommended by carpet tile manufacturer.

2. Remove yarns that protrude from carpet tile surface. 3. Vacuum carpet tile using commercial machine with face-beater element.

B. Protect installed carpet tile to comply with CRI 104, Section 16, "Protecting Indoor Installations."

C. Protect carpet tile against damage from construction operations and placement of equipment and fixtures during the remainder of construction period. Use protection methods indicated or recommended in writing by carpet tile manufacturer.



WALL COVERINGS 097200 - 1 Project No.: 101201January 27, 2012

SECTION 097200 - WALL COVERINGS

PART 1 - GENERAL



1.2 SUMMARY


1. Vinyl wall covering.


A. Product Data: For each type of product indicated. Include data on physical characteristics, durability, fade resistance, and flame-resistance characteristics.

B. Shop Drawings: Show location and extent of each wall-covering type. Indicate pattern placement, veneer matching, seams and termination points.

C. Samples for Verification: Full width by 36-inch- (914-mm-) long section of wall covering.

1. Sample from same print run or dye lot to be used for the Work, with specified treatments applied. Show complete pattern repeat. Mark top and face of fabric.


A. Product Test Reports: Based on evaluation of comprehensive tests performed by a qualified testing agency, for wall covering.


A. Maintenance Data: For wall coverings to include in maintenance manuals.



1. Wall-Covering Materials: For each type, full-size units equal to 5 percent of amount installed.



A. Fire-Test-Response Characteristics: As determined by testing identical wall coverings applied with identical adhesives to substrates according to test method indicated below by a qualified testing agency. Identify products with appropriate markings of applicable testing agency.

1. Surface-Burning Characteristics: As follows, per ASTM E 84:

a. Flame-Spread Index: 25 or less. b. Smoke-Developed Index: 50 or less.

2. Passes NFPA 286 Corner Burn Test.


A. Environmental Limitations: Do not deliver or install wall coverings until spaces are enclosed and weathertight, wet work in spaces is complete and dry, work above ceilings is complete, and temporary HVAC system is operating and maintaining ambient temperature and humidity conditions at occupancy levels during the remainder of the construction period.

1. Wood-Veneer Wall Coverings: Condition spaces for not less than 48 hours before installation.

B. Lighting: Do not install wall covering until a permanent level of lighting is provided on the surfaces to receive wall covering.

C. Ventilation: Provide continuous ventilation during installation and for not less than the time recommended by wall-covering manufacturer for full drying or curing.

1.9 WARRANTY

A. Special Warranty: Standard form in which manufacturer agrees to repair or replace wallcovering that fail(s) in materials or workmanship within specified warranty period. 1. Failures include, but are not limited to:

a. Separation from backing b. Bleeding or staining caused by defects in the product.

2. Failures exclude damage relating to vandalism, abuse, misuse or unapproved use of the

product, mold or mildew, or improper maintenance.

3. Warranty Period: 5 years from date of Substantial Completion.

PART 2 - PRODUCTS

2.1 WALL COVERINGS

A. General: Provide rolls of each type of wall covering from same print run or dye lot.


2.2 VINYL WALL COVERING [WC]:

A. Vinyl Wall-Covering Standards: Provide mildew-resistant products complying with the following:

1. CCC-W-408D for Type II, Medium-Duty products. 2. Products: Subject to compliance with requirements, provide the following:

a. J. Josephson, Symphony Contract Wallcovering; Castanets.

B. Total Weight Excluding Coatings: 20.0 oz. PLY / 619 G/PLM.

C. Width: 52 inches.

D. Backing: Osnaburg fabric.

E. Repeat: 2.25” High and 2.375” Width.

F. Colors, Textures, and Patterns: AZ52121CN Metropolis.

2.3 ACCESSORIES

A. Adhesive: Mildew-resistant, non-staining adhesive, for use with specific wall covering and substrate application; as recommended in writing by wall-covering manufacturer.

B. Primer/Sealer: Mildew resistant, acrylic primer complying with requirements in Division 09 Section "Interior Painting" and recommended in writing by wall-covering manufacturer for intended substrate.

C. Seam Tape: As recommended in writing by wall-covering manufacturer.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates and conditions, with Installer present, for compliance with requirements for levelness, wall plumbness, maximum moisture content, and other conditions affecting performance of the Work.



3.2 PREPARATION

A. Comply with manufacturer's written instructions for surface preparation.

B. Clean substrates of substances that could impair bond of wall covering, including dirt, oil, grease, mold, mildew, and incompatible primers.

C. Prepare substrates to achieve a smooth, dry, clean, structurally sound surface free of flaking, unsound coatings, cracks, and defects.

1. Moisture Content: Maximum of 4 percent on new plaster, concrete, and concrete masonry units when tested with an electronic moisture meter.

2. Plaster: Allow new plaster to cure. Neutralize areas of high alkalinity. Prime with primer as recommended in writing by primer/sealer manufacturer and wall-covering manufacturer.

3. Gypsum Board: Prime with primer as recommended in writing by primer/sealer manufacturer and wall-covering manufacturer.

4. Painted Surfaces: Treat areas susceptible to pigment bleeding.

D. Check painted surfaces for pigment bleeding. Sand gloss, semigloss, and eggshell finish with fine sandpaper.

E. Remove hardware and hardware accessories, electrical plates and covers, light fixture trims, and similar items.

F. Acclimatize wall-covering materials by removing them from packaging in the installation areas not less than 72 hours at not less than 70 degress F (but less than 100 degress F) prior to and during installation.

3.3 INSTALLATION

A. General: Comply with wall-covering manufacturers' written installation instructions applicable to products and applications indicated except where more stringent requirements apply.

B. Cut wall-covering strips in roll number sequence. Change roll numbers at partition breaks and corners.

C. Install strips in same order as cut from roll. All material must be installed in numerical roll sequence starting with the highest number.

D. Install wall covering with no gaps or overlaps, no lifted or curling edges, and no visible shrinkage.

E. Match pattern 72 inches (1830 mm) above the finish floor.

F. Install seams vertical and plumb at least 6 inches (150 mm) from outside corners and 6 inches (150 mm) from inside corners unless a change of pattern or color exists at corner. No horizontal seams are permitted.

G. Fully bond wall covering to substrate. Remove air bubbles, wrinkles, blisters, and other defects.

H. Trim edges and seams for color uniformity, pattern match, and tight closure. Butt seams without any overlay or spacing between strips.


I. Wallcovering is untrimmed. Match patterns must be double cut. Notch overlapping selvage exposing the underlying pattern to insure a proper match.

J. Only full widths of material shall be used. Headers can cause unsatisfactory shading if hung out of sequence.

K. Apply an even coat of adhesive to the fabric side of material using a roller or pasting machine. The wallcovering should be booked for a minimum of 15 minutes. When pasting several strips in advance, booking is recommended to insure proper wetting out of the fibers and to prevent drying out of paste on the edges.

L. Install wallcovering using a plastic smoother, working out air bubbles.

3.4 CLEANING

A. Remove excess adhesive at finished seams, perimeter edges, and adjacent surfaces immediately using clean, warm water and a moist natural sponge. Do not use man made sponges. If excess paste is not removed, permanent damage could result to the face of the vinyl.

B. Dry with a clean cloth.

C. Use cleaning methods recommended in writing by wall-covering manufacturer.

D. Replace strips that cannot be cleaned.

E. Reinstall hardware and hardware accessories, electrical plates and covers, light fixture trims, and similar items.




FABRIC-WRAPPED PANELS 097723 - 1 Project No.: 101201January 27, 2012

SECTION 097723 - FABRIC-WRAPPED PANELS

PART 1 - GENERAL



1.2 SUMMARY

A. Section includes shop-fabricated, fabric-wrapped wall panels.


A. Product Data: For each type of fabric facing, panel edge, core material, and mounting indicated.

B. Shop Drawings: For fabric-wrapped wall panels. Include mounting devices and details; details at panel head, base, joints, and corners; and details at ceiling, floor base, and wall intersections. Indicate panel edge and core materials.

1. Include elevations showing panel sizes and direction of fabric weave and pattern matching.

C. Samples for Initial Selection: For each type of fabric facing from fabric-wrapped, wall panel manufacturer's full range.

D. Samples for Verification: For the following products, prepared on Samples of size indicated below:

1. Fabric: 12-inch x 12-inch Sample, but not smaller than required to show complete pattern repeat, from dye lot to be used for the Work, and with specified treatments applied. Mark top and face of fabric.

2. Panel Edge: 12-inch- (300-mm-) long Sample(s) showing each edge profile, corner, and finish.

3. Core Material: 12-inch- (300-mm-) square Sample at corner. 4. Mounting Devices: Full-size Samples.


A. Coordination Drawings: Elevations and other details, drawn to scale, on which the following items are shown and coordinated with each other, using input from installers of the items involved:

1. Electrical outlets, switches, thermostats, and light fixtures.


B. Product Certificates: For each type of fabric-wrapped wall panel, from manufacturer.

C. Warranty: Sample of special warranty.


A. Maintenance Data: For fabric-wrapped wall panels to include in maintenance manuals. Include fabric manufacturers' written cleaning and stain-removal recommendations.


A. Furnish extra materials from same production run that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Fabric: For each fabric, color, and pattern installed, provide length equal to 10 percent of amount installed, but no fewer than 10 yards (9 m).


A. Source Limitations: Obtain fabric-wrapped wall panels from single source from single manufacturer.

B. Fire-Test-Response Characteristics: Provide fabric-wrapped wall panels meeting the following as determined by testing identical products by UL or another testing and inspecting agency acceptable to authorities having jurisdiction:

1. Surface-Burning Characteristics: As determined by testing per ASTM E 84.

a. Flame-Spread Index: 25 or less. b. Smoke-Developed Index: 450 or less.

2. Fire Growth Contribution: Meeting acceptance criteria of local code and authorities having jurisdiction when tested according to NFPA 265.

C. Preinstallation Conference: Conduct conference at Project site.


A. Comply with fabric and fabric-wrapped, wall panel manufacturers' written instructions for minimum and maximum temperature and humidity requirements for shipment, storage, and handling.

B. Deliver materials and panels in unopened bundles and store in a temperature-controlled dry place with adequate air circulation.



A. Environmental Limitations: Do not install fabric-wrapped wall panels until spaces are enclosed and weathertight, wet work in spaces is complete and dry, work at and above ceilings is complete, and ambient temperature and humidity conditions are maintained at the levels indicated for Project when occupied for its intended use.

B. Lighting: Do not install fabric-wrapped wall panels until a permanent level of lighting is provided on surfaces to receive fabric-wrapped wall panels.

C. Air-Quality Limitations: Protect fabric-wrapped wall panels from exposure to airborne odors such as tobacco smoke, and install panels under conditions free from odor contamination of ambient air.

D. Field Measurements: Verify locations of fabric-wrapped wall panels and actual dimensions of openings and penetrations by field measurements before fabrication.

1.10 WARRANTY

A. Special Warranty: Manufacturer's standard form in which manufacturer agrees to repair or replace components of fabric-wrapped wall panels that fail in materials or workmanship within specified warranty period.

1. Failures include, but are not limited to, the following:

a. Fabric sagging, distorting, or releasing from panel edge. b. Warping of core.

2. Warranty Period: Two years from date of Substantial Completion.

PART 2 - PRODUCTS

2.1 FABRIC-WRAPPED WALL PANELS

A. Basis-of-Design Product: Subject to compliance with requirements, provide product indicated or comparable product by one of the following:

1. Acoustical Panel Systems (APS, Inc.). 2. Acoustical Solutions, Inc. 3. Conwed Designscape; an Owens Corning company. 4. Golterman & Sabo. 5. Panel Solutions, Inc.


B. Fabric-Wrapped Wall Panel: Manufacturer's standard panel construction consisting of facing material stretched over front face of core and bonded or attached to edges and back of core.

1. Basis-of-Design Product: Golterman & Sabo; Acousti-Tack (ATM).

2. Mounting: Back mounted with manufacturer's standard water-based, heavy-bodied adhesive, secured to substrate.

3. Core: 5/8-inch perforated mineral-fiber board. 4. Edge Construction: Manufacturer's standard chemically hardened core with no frame. 5. Edge Profile: Square.

a. Field butt consecutive panel joints, tight, plumb, and level with each other. 6. Corner Detail in Elevation: Square with continuous edge profile indicated. 7. Facing Material: Polyester fabric. 8. Nominal Overall Panel Thickness: 5/8 inch. 9. Panel Widths (contractor to field verify prior to fabrication); for panel widths greater than

4’-0”, subdivide panels into equal widths for each length of panel noted: a. Corridor C1100: (2) 4’-10”. b. Corridor C1200: (1) 6’-8”. c. Corridor C1203: (1) 6’-8” d. Corridor C1300: (2) 4’-10”. e. Corridor C2100: (2) 4’-10”. f. Corridor C2200: (1) 6’-8”. g. Corridor C2202: (1) 6’-8”. h. Corridor C2300: (2) 4’-10”. i. Corridor C3100: (2) 4’-10”. j. Corridor C3200: (1) 6’-8”. k. Corridor C3202: (1) 6’-8”. l. Corridor C3300: (2) 4’-10”. m. Corridor C4100: (2) 4’-10”. n. Corridor C4200: (1) 6’-8”. o. Corridor C4202: (1) 6’-8”. p. Corridor C4300: (2) 4’-10”. q. Corridor C5100: (2) 4’-10”. r. Corridor C5200: (1) 6’-8”. s. Corridor C5202: (1) 6’-8”. t. Corridor C5300: (2) 4’-10”.


10. Panel Heights (contractor to field verify prior to fabrication): a. Corridor C1100: (2) 7’-3-3/4”. b. Corridor C1200: (1) 7’-1-3/4”. c. Corridor C1203: (1) 7’-1-3/4”. d. Corridor C1300: (2) 7’-3-3/4”. e. Corridor C2100: (2) 7’-3-3/4”. f. Corridor C2200: (1) 7’-1-3/4”. g. Corridor C2202: (1) 7’-1-3/4”. h. Corridor C2300: (2) 7’-3-3/4”. i. Corridor C3100: (2) 7’-3-3/4”. j. Corridor C3200: (1) 7’-1-3/4”. k. Corridor C3202: (1) 7’-1-3/4”. l. Corridor C3300: (2) 7’-3-3/4”. m. Corridor C4100: (2) 7’-3-3/4”. n. Corridor C4200: (1) 7’-1-3/4”. o. Corridor C4202: (1) 7’-1-3/4”. p. Corridor C4300: (2) 7’-3-3/4”. q. Corridor C5100: (2) 7’-1-3/4”. r. Corridor C5200: (1) 6’-9-3/4”. s. Corridor C5202: (1) 6’-9-3/4”. t. Corridor C5300: (2) 7’-1-3/4”.

2.2 MATERIALS

A. General:

B. Core Materials: Manufacturer's standard. 1. Mineral-Fiber Board: Maximum flame-spread and smoke-developed indexes of 25 and

10, respectively.

a. Surface: Perforated.

C. Facing Material [FB-1]: Fabric from same dye lot; color and pattern as indicated by manufacturer's designations.

1. Manufacturer: Guilford of Maine. 2. Product Line/Pattern: Anchorage 2335. 3. Color: Thistle 2085. 4. Fiber Content: 100 percent polyester. 5. Width: 66 inches (1676 mm) min. useable. 6. Location: First floor fabric-wrapped panels.

D. Facing Material [FB-2]: Fabric from same dye lot; color and pattern as indicated by manufacturer's designations.

1. Manufacturer: Guilford of Maine. 2. Product Line/Pattern: Anchorage 2335. 3. Color: Green Apple 2087. 4. Fiber Content: 100 percent polyester. 5. Width: 66 inches (1676 mm) min. useable. 6. Location: Second floor fabric-wrapped panels.


E. Facing Material [FB-3]: Fabric from same dye lot; color and pattern as indicated by manufacturer's designations.

1. Manufacturer: Guilford of Maine. 2. Product Line/Pattern: Anchorage 2335. 3. Color: Wolf 2027. 4. Fiber Content: 100 percent polyester. 5. Width: 66 inches (1676 mm) min. useable. 6. Location: Third floor fabric-wrapped panels.

F. Facing Material [FB-4]: Fabric from same dye lot; color and pattern as indicated by manufacturer's designations.

1. Manufacturer: Guilford of Maine. 2. Product Line/Pattern: Anchorage 2335. 3. Color: Aubergine 2036. 4. Fiber Content: 100 percent polyester. 5. Width: 66 inches (1676 mm) min. useable. 6. Location: Fourth floor fabric-wrapped panels.

G. Facing Material [FB-5]: Fabric from same dye lot; color and pattern as indicated by manufacturer's designations.

1. Manufacturer: Guilford of Maine. 2. Product Line/Pattern: Anchorage 2335. 3. Color: Red Delicious 2014. 4. Fiber Content: 100 percent polyester. 5. Width: 66 inches (1676 mm) min. useable. 6. Location: Fifth floor fabric-wrapped panels.

H. Mounting Devices: Concealed on back of panel, recommended by manufacturer to support weight of panel, and as follows: 1. Adhesives: As recommended by fabric-wrapped, wall panel manufacturer. 2. Metal Clips or Bar Hangers: Manufacturer's standard two-part metal "Z" clips, with one

part of each clip mechanically attached to back of panel and the other part to substrate, designed to permit unit removal.

2.3 FABRICATION

A. General: Use manufacturer's standard construction except as otherwise indicated; with facing material applied to face, edges, and back border of dimensionally stable core; and with rigid edges to reinforce panel perimeter against warpage and damage.

B. Mineral-Fiber Board Cores: Chemically harden core edges and areas of core where mounting devices are attached.

C. Facing Material: Apply fabric fully covering visible surfaces of panel; with material stretched straight, on the grain, tight, square, and free from puckers, ripples, wrinkles, sags, blisters, seams, adhesive, or other visible distortions or foreign matter.

1. Square Corners: Tailor corners. 2. Fabrics with Directional or Repeating Patterns or Directional Weave: Mark fabric top and

attach fabric in same direction so pattern or weave matches in adjacent panels.


D. Dimensional Tolerances of Finished Panels: Plus or minus 1/32 inch for the following:

1. Thickness. 2. Edge straightness. 3. Overall length and width. 4. Squareness from corner to corner.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine fabric, fabricated panels, substrates, areas, and conditions, for compliance with requirements, installation tolerances, and other conditions affecting performance of fabric-wrapped wall panels.


3.2 INSTALLATION

A. Install fabric-wrapped wall panels in locations indicated with vertical surfaces and edges plumb, top edges level and in alignment with other panels, faces flush, and scribed to fit adjoining work accurately at borders and at penetrations.

B. Comply with fabric-wrapped, wall panel manufacturer's written instructions for installation of panels using type of mounting devices indicated. Mount panels securely to supporting substrate.

C. Align and level fabric pattern and grain among adjacent panels.

3.3 INSTALLATION TOLERANCES

A. Variation from Plumb and Level: Plus or minus 1/32 inch.

B. Variation of Panel Joints from Hairline: Not more than 1/32 inch (0.79 mm) wide.

3.4 CLEANING

A. Clip loose threads; remove pills and extraneous materials.

B. Clean panels on completion of installation to remove dust and other foreign materials according to manufacturer's written instructions.




INTERIOR PAINTING 099123 - 1 Project No.: 101201January 27, 2012

SECTION 099123 - INTERIOR PAINTING

PART 1 - GENERAL



1.2 SUMMARY

A. Section includes surface preparation and the application of paint systems on interior substrates:

1. Concrete. 2. Concrete masonry units (CMU). 3. Steel. 4. Wood. 5. Gypsum board.


1. Division 05 Sections for shop priming of metal substrates with primers specified in this Section.

2. Division 06 Sections for shop priming carpentry with primers specified in this Section. 3. Division 09 Section "Exterior Painting" for surface preparation and the application of paint

systems on exterior substrates.

1.3 DEFINITIONS

A. Gloss Level 1: Not more than 5 units at 60 degrees and 10 units at 85 degrees, according to ASTM D 523.

B. Gloss Level 5 (wet locations): 35 to 70 units at 60 degrees, according to ASTM D 523.


A. Product Data: For each type of product. Include preparation requirements and application instructions.

B. Samples for Initial Selection: For each type of topcoat product.

C. Samples for Verification: For each type of paint system and in each color and gloss of topcoat.

1. Submit Samples on rigid backing, 8 inches (200 mm) square. 2. Step coats on Samples to show each coat required for system. 3. Label each coat of each Sample. 4. Label each Sample for location and application area.


D. Product List: For each product indicated, include the following:

1. Cross-reference to paint system and locations of application areas. Use same designations indicated on Drawings and in schedules.

2. Printout of current "MPI Approved Products List" for each product category specified in Part 2, with the proposed product highlighted.


A. Store materials not in use in tightly covered containers in well-ventilated areas with ambient temperatures continuously maintained at not less than 45 deg F (7 deg C).

1. Maintain containers in clean condition, free of foreign materials and residue. 2. Remove rags and waste from storage areas daily.


A. Apply paints only when temperature of surfaces to be painted and ambient air temperatures are between 50 and 95 deg F (10 and 35 deg C).

B. Do not apply paints when relative humidity exceeds 85 percent; at temperatures less than 5 deg F (3 deg C) above the dew point; or to damp or wet surfaces.

PART 2 - PRODUCTS

2.1 MANUFACTURERS


1. Benjamin Moore & Co. 2. Coronado Paint. 3. ICI Paints. 4. Kelly-Moore Paints. 5. M.A.B. Paints. 6. PPG Architectural Finishes, Inc. 7. Sherwin-Williams Company (The).

2.2 PAINT, GENERAL

A. MPI Standards: Provide products that comply with MPI standards indicated and that are listed in its "MPI Approved Products List."

B. Material Compatibility:

1. Provide materials for use within each paint system that are compatible with one another and substrates indicated, under conditions of service and application as demonstrated by manufacturer, based on testing and field experience.


2. For each coat in a paint system, provide products recommended in writing by manufacturers of topcoat for use in paint system and on substrate indicated.

C. Colors: As selected by Architect from manufacturer's full range. Refer to finish schedules for preliminary paint color selections. Refer to finish plans for preliminary accent paint color locations.

2.3 BLOCK FILLERS

A. Block Filler, Latex, Interior/Exterior: MPI #4. 1. Benjamin Moore; Moorcraft Super Craft Latex Block Filler. 2. Pttsburgh Paints; 6-7 Speedhide Masonry Latex Block Filler. 3. Sherwin-Williams; Preprite Latex Block Filler B25W25.

2.4 PRIMERS/SEALERS

A. Primer Sealer, Latex, Interior: MPI #50.

1. Benjamin Moore; Eco Spec Interior Latex Primer No. 231: Apply at a dry film thickness of not less than 1.2 mils (0.030 mm).

2. Pittsburgh Paints; 9-900 Pure Performance Interior Latex Primer: Apply at a dry film thickness of not less than 1.4 mils.

3. Sherwin-Williams; Harmony Interior Latex Primer B11W900 Series: Apply at a dry film thickness of not less than 1.3 mils.

2.5 METAL PRIMERS

A. Primer, Alkyd, Quick Dry, For Metal: MPI #76.

1. Benjamin Moore; Eco Spec Interior Latex Primer No. 231: Apply at a dry film thickness of not less than 1.2 mils.

2. Pittsburgh Paints; 9-900 Pure Performance Interior Latex Primer: Apply at a dry film thickness of not less than 1.4 mils.

3. Sherwin-Williams; Harmony Interior Latex Primer B11W900 Series: Applied at a dry film thickness of not less than 1.3 mils.


2.6 WATER-BASED PAINTS

A. Latex, Interior, Flat, (Gloss Level 1): MPI #53.

1. Benjamin-Moore; Eco Spec Interior Flat Latex No. 219: Applied at a dry film thickness of not less than 1.3 mils.

2. Pittsburgh Paints; 9-100 Pure Performance Interior Flat Latex: Applied at a dry film thickness of not less than 1.6 mils.

3. Sherwin-Williams; Harmony Interior Latex Flat B5-900 Series: Applied at a dry film thickness of not less than 1.7 mils.

B. Latex, Interior, Semi-Gloss, (Gloss Level 5): MPI #54.

1. Benjamin Moore; Eco Spec Interior Latex Semi-Gloss Enamel No. 224: Applied at a dry film thickness of not less than 1.4 mils.

2. Pittsburgh Paints; 9-500 Pure Performance Interior Semi-Gloss Latex: Applied at a dry film thickness of not less than 1.7 mils.

3. Sherwin-Williams; Harmony Interior Latex Semi-Gloss B10-900 Series: Applied at a dry film thickness of not less than 1.6 mils.

C. Interior Semi-Gloss Epoxy:

1. Benjamin Moore; Super Spec HP P43-86 Semi-Gloss Acrylic Epoxy Coating.

2. Sherwin-Williams; Pro Industrial Pre-Catalyzed Waterbased Epoxy, K46-150 Series.

3. Applied at a dry film thickness as recommended by manufacturer, but not less than 3.0 mils dft/coat.

2.7 DRY FOG/FALL COATINGS

A. Dry Fall, Latex, Flat: MPI #118.

2.8 FLOOR COATINGS

A. Sealer, Water Based, For Concrete Floors: MPI #99.


PART 3 -

PART 4 - EXECUTION

4.1 EXAMINATION

A. Examine substrates and conditions, with Applicator present, for compliance with requirements for maximum moisture content and other conditions affecting performance of the Work.

B. Maximum Moisture Content of Substrates: When measured with an electronic moisture meter as follows:

1. Concrete: 12 percent. 2. Masonry (CMU): 12 percent. 3. Wood: 15 percent. 4. Gypsum Board: 12 percent.

C. Gypsum Board Substrates: Verify that finishing compound is sanded smooth.

D. Verify suitability of substrates, including surface conditions and compatibility with existing finishes and primers.

E. Proceed with coating application only after unsatisfactory conditions have been corrected.

1. Application of coating indicates acceptance of surfaces and conditions.

4.2 PREPARATION

A. Comply with manufacturer's written instructions and recommendations in "MPI Manual" applicable to substrates indicated.

B. Remove hardware, covers, plates, and similar items already in place that are removable and are not to be painted. If removal is impractical or impossible because of size or weight of item, provide surface-applied protection before surface preparation and painting.

1. After completing painting operations, use workers skilled in the trades involved to reinstall items that were removed. Remove surface-applied protection if any.

C. Clean substrates of substances that could impair bond of paints, including dust, dirt, oil, grease, and incompatible paints and encapsulants.

1. Remove incompatible primers and reprime substrate with compatible primers or apply tie coat as required to produce paint systems indicated.

D. Concrete Substrates: Remove release agents, curing compounds, efflorescence, and chalk. Do not paint surfaces if moisture content or alkalinity of surfaces to be painted exceeds that permitted in manufacturer's written instructions.

E. Masonry Substrates: Remove efflorescence and chalk. Do not paint surfaces if moisture content or alkalinity of surfaces or mortar joints exceed that permitted in manufacturer's written instructions.


F. Steel Substrates: Remove rust, loose mill scale, and shop primer, if any. Clean using methods recommended in writing by paint manufacturer, but not less than the following:

1. SSPC-SP 2, "Hand Tool Cleaning." 2. SSPC-SP 3, "Power Tool Cleaning." 3. SSPC-SP 7/NACE No. 4, "Brush-off Blast Cleaning." 4. SSPC-SP 11, "Power Tool Cleaning to Bare Metal."

G. Shop-Primed Steel Substrates: Clean field welds, bolted connections, and abraded areas of shop paint, and paint exposed areas with the same material as used for shop priming to comply with SSPC-PA 1 for touching up shop-primed surfaces.

H. Galvanized-Metal Substrates: Remove grease and oil residue from galvanized sheet metal fabricated from coil stock by mechanical methods to produce clean, lightly etched surfaces that promote adhesion of subsequently applied paints.

I. Aluminum Substrates: Remove loose surface oxidation.

J. Wood Substrates:

1. Scrape and clean knots, and apply coat of knot sealer before applying primer. 2. Sand surfaces that will be exposed to view, and dust off. 3. Prime edges, ends, faces, undersides, and backsides of wood. 4. After priming, fill holes and imperfections in the finish surfaces with putty or plastic wood

filler. Sand smooth when dried.

K. Cotton or Canvas Insulation Covering Substrates: Remove dust, dirt, and other foreign material that might impair bond of paints to substrates.

4.3 APPLICATION

A. Apply paints according to manufacturer's written instructions and to recommendations in "MPI Manual."

1. Use applicators and techniques suited for paint and substrate indicated. 2. Paint surfaces behind movable equipment and furniture same as similar exposed

surfaces. Before final installation, paint surfaces behind permanently fixed equipment or furniture with prime coat only.

3. Paint front and backsides of access panels, removable or hinged covers, and similar hinged items to match exposed surfaces.

4. Do not paint over labels of independent testing agencies or equipment name, identification, performance rating, or nomenclature plates.

5. Primers specified in painting schedules may be omitted on items that are factory primed or factory finished if acceptable to topcoat manufacturers.

B. Tint each undercoat a lighter shade to facilitate identification of each coat if multiple coats of same material are to be applied. Tint undercoats to match color of topcoat, but provide sufficient difference in shade of undercoats to distinguish each separate coat.

C. If undercoats or other conditions show through topcoat, apply additional coats until cured film has a uniform paint finish, color, and appearance.


D. Apply paints to produce surface films without cloudiness, spotting, holidays, laps, brush marks, roller tracking, runs, sags, ropiness, or other surface imperfections. Cut in sharp lines and color breaks.

E. Painting Fire Suppression, Plumbing, HVAC, Electrical, Communication, and Electronic Safety and Security Work:

1. Paint the following work where exposed in equipment rooms: a. Uninsulated metal piping. b. Uninsulated plastic piping. c. Pipe hangers and supports. d. Metal conduit. e. Plastic conduit. f. Duct, equipment, and pipe insulation having cotton or canvas insulation covering

or other paintable jacket material.

2. Paint the following work where exposed in occupied spaces: a. Uninsulated metal piping. b. Uninsulated plastic piping. c. Pipe hangers and supports. d. Metal conduit. e. Plastic conduit. f. Duct, equipment, louvers, and pipe insulation having cotton or canvas insulation

covering or other paintable jacket material. g. Other items as directed by Architect.

3. Paint portions of internal surfaces of metal ducts, without liner, behind air inlets and outlets that are visible from occupied spaces.

4.4 FIELD QUALITY CONTROL

A. Dry Film Thickness Testing: Owner may engage the services of a qualified testing and inspecting agency to inspect and test paint for dry film thickness.

1. Contractor shall touch up and restore painted surfaces damaged by testing. 2. If test results show that dry film thickness of applied paint does not comply with paint

manufacturer's written recommendations, Contractor shall pay for testing and apply additional coats as needed to provide dry film thickness that complies with paint manufacturer's written recommendations.


A. At end of each workday, remove rubbish, empty cans, rags, and other discarded materials from Project site.

B. After completing paint application, clean spattered surfaces. Remove spattered paints by washing, scraping, or other methods. Do not scratch or damage adjacent finished surfaces.

C. Protect work of other trades against damage from paint application. Correct damage to work of other trades by cleaning, repairing, replacing, and refinishing, as approved by Architect, and leave in an undamaged condition.


D. At completion of construction activities of other trades, touch up and restore damaged or defaced painted surfaces.

4.6 INTERIOR PAINTING SCHEDULE

A. Concrete Substrates, Nontraffic Surfaces: 1. Latex System:

a. Prime Coat: Primer sealer, latex, interior, MPI #50. b. Intermediate Coat: Latex, interior matching topcoat. c. Topcoat: Latex, interior, flat, (Gloss Level 1), MPI #53. OR d. Topcoat: Latex, interior, semi-gloss, (Gloss Level 5), MPI #54.

B. Concrete Substrates, Traffic Surfaces:

1. Water-Based Clear Sealer System:

a. First Coat: Sealer, water based, for concrete floors, MPI #99. b. Topcoat: Sealer, water based, for concrete floors, MPI #99.

C. CMU Substrates:

1. Latex System:

a. Block Filler: Block filler, latex, interior/exterior, MPI #4. b. Intermediate Coat: Latex, interior, matching topcoat. c. Topcoat: Latex, interior, flat, (Gloss Level 1), MPI #53. OR d. Topcoat: Latex, interior, semi-gloss, (Gloss Level 5), MPI #54.

D. Steel Substrates:

1. Latex over Alkyd Primer System: a. Prime Coat: Primer, alkyd, quick dry, for metal, MPI #76. b. Intermediate Coat: Latex, interior, matching topcoat. c. Topcoat: Latex, interior, flat, (Gloss Level 1), MPI #53. OR d. Topcoat: Latex, interior, semi-gloss, (Gloss Level 5), MPI #54.

E. Wood Substrates: Including wood trim, and exposed blocking and plywood. 1. Latex System:

a. Prime Coat: Primer, latex, for interior wood, MPI #39. b. Intermediate Coat: Latex, interior, matching topcoat. c. Topcoat: Latex, interior, flat, (Gloss Level 1), MPI #53.


F. Gypsum Board Substrates: 1. Latex System:

a. Prime Coat: Primer sealer, latex, interior, MPI #50. b. Intermediate Coat: Latex, interior, matching topcoat. c. Topcoat: Latex, interior, flat, (Gloss Level 1), MPI #53. OR d. Topcoat: Latex, interior, semi-gloss, (Gloss Level 5), MPI #54.




STAINING AND TRANSPARENT FINISHING 099300 - 1 Project No.: 101201January 27, 2012

SECTION 099300 - STAINING AND TRANSPARENT FINISHING

PART 1 - GENERAL



1.2 SUMMARY

A. Section includes surface preparation and application of wood finishes on the following substrates:

1. Interior Substrates: a. Dressed lumber (finish carpentry). b. Exposed wood panel products.

1.3 DEFINITIONS

A. Gloss Level 4: 20 to 35 units at 60 degrees and not less than 35 units at 85 degrees, according to ASTM D 523.


A. Product Data: For each type of product indicated. Include preparation requirements and application instructions.

B. Mock-up for Initial Selection: Provide mock-up sample of stain on new wood nexst to stain on existing wood for stain matching of between woods. 1. Architect may require second mock-up for selection of proper stain color.

C. Product List: For each product indicated, include the following:

1. Cross-reference to finish system and locations of application areas. Use same designations indicated on Drawings and in schedules.

2. Printout of current "MPI Approved Products List" for each product category specified in Part 2, with the product proposed for use highlighted.


A. Store materials not in use in tightly covered containers in well-ventilated areas with ambient temperatures continuously maintained at not less than 45 deg F (7 deg C).

1. Maintain containers in clean condition, free of foreign materials and residue. 2. Remove rags and waste from storage areas daily.



A. Apply finishes only when temperature of surfaces to be finished and ambient air temperatures are between 50 and 95 deg F (10 and 35 deg C).

B. Do not apply finishes when relative humidity exceeds 85 percent; at temperatures less than 5 deg F (3 deg C) above the dew point; or to damp or wet surfaces.

PART 2 - PRODUCTS

2.1 MANUFACTURERS


1. Behr Process Corporation. 2. Benjamin Moore & Co. 3. ICI Paints. 4. Kelly-Moore Paints. 5. M.A.B. Paints. 6. PPG Architectural Finishes, Inc. 7. Pratt & Lambert. 8. Sherwin-Williams Company (The).

2.2 MATERIALS, GENERAL

A. MPI Standards: Provide products that comply with MPI standards indicated and that are listed in its "MPI Approved Products List."

B. Material Compatibility:

1. Provide materials for use within each finish system that are compatible with one another and substrates indicated, under conditions of service and application as demonstrated by manufacturer, based on testing and field experience.

2. For each coat in a finish system, provide products recommended in writing by manufacturers of topcoat for use in finish system and on substrate indicated.

C. Stain Colors: Match Architect's sample.

2.3 WOOD FILLERS

A. Wood Filler Paste: MPI #91.

1. Benjamin Moore & Co.; Benwood Interior Wood Finishes Wood Grain Filler 238.


2.4 WOOD CONSOLIDANT

A. Ready-to-use product designed to penetrate, consolidate, and strengthen soft fibers of wood materials that have deteriorated due to weathering and decay and designed specifically to enhance the bond of wood-patching compound to existing wood.

1. Products: Subject to compliance with requirements, provide one of the following:

a. Abatron, Inc.; LiquidWood. b. ConServ Epoxy LLC; Flexible Epoxy Consolidant 100. c. Wood Care Systems; ROTFIX.

2.5 WOOD PATCHING COMPOUND

A. Two-part epoxy-resin wood-patching compound; knife-grade formulation as recommended by manufacturer for type of wood repair indicated, tooling time required for the detail of work, and site conditions. Compound shall be designed for filling voids in damaged wood materials that have deteriorated due to weathering and decay. Compound shall be capable of filling deep holes and spreading to feather edge.

1. Products: Subject to compliance with requirements, provide one of the following:

a. Abatron, Inc.; LiquidWood with WoodEpox. b. Advanced Repair Technology, Inc.; Primatrate with Flex-Tec HV. c. ConServ Epoxy LLC; Flexible Epoxy Consolidant 100 with Flexible Epoxy

Patch 200. d. Wood Care Systems; ROTFIX with SCULPWOOD.

2.6 PRIMERS AND SEALERS

A. Alkyd, Sanding Sealer, Clear: MPI #102.

1. Benjamin Moore & Co.; Benwood Quick Dry Sanding Sealer 413.

2.7 STAINS

A. Stain, Semi-Transparent, for Interior Wood: MPI #90.

1. Benjamin Moore & Co.; Benwood Interior Wood Finishes Waterborne Stain 205.

2. Color: Match Architect’s sample.

2.8 POLYURETHANE VARNISHES

A. Varnish, Interior, Polyurethane, Oil-Modified, Satin (Gloss Level 4): MPI #57.

1. Benjamin Moore & Co.; Benwood Polyurethane Finish Low Lustre 435.


PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates and conditions, with Applicator present, for compliance with requirements for maximum moisture content and other conditions affecting performance of the Work.

B. Maximum Moisture Content of Interior Wood Substrates: 15 percent, when measured with an electronic moisture meter.

C. Verify suitability of substrates, including surface conditions and compatibility with existing finishes and primers.

D. Proceed with finish application only after unsatisfactory conditions have been corrected.

1. Beginning finish application constitutes Contractor's acceptance of substrates and conditions.

3.2 PREPARATION

A. Comply with manufacturer's written instructions and recommendations in "MPI Architectural Painting Specification Manual" applicable to substrates indicated.

B. Remove hardware, covers, plates, and similar items already in place that are removable. If removal is impractical or impossible because of size or weight of item, provide surface-applied protection before surface preparation and finishing.

1. After completing finishing operations, use workers skilled in the trades involved to reinstall items that were removed. Remove surface-applied protection if any.

C. Clean and prepare surfaces to be finished according to manufacturer's written instructions for each particular substrate condition and as specified.

1. Remove dust, dirt, oil, and grease by washing with a detergent solution; rinse thoroughly with clean water and allow to dry. Remove grade stamps and pencil marks by sanding lightly. Remove loose wood fibers by brushing.

2. Remove mildew by scrubbing with a commercial wash formulated for mildew removal and as recommended by stain manufacturer.

D. Interior Wood Substrates:

1. Scrape and clean knots, and apply coat of knot sealer before applying primer. 2. Apply wood filler paste to open-grain woods, as defined in "MPI Architectural Painting

Specification Manual," to produce smooth, glasslike finish. 3. Sand surfaces that will be exposed to view and dust off. 4. After priming, fill holes and imperfections in the finish surfaces with putty or plastic wood

filler. Sand smooth when dried.

3.3 WOOD TRIM AND PANELING TREATMENT PROCEDURES, GENERAL

A. General: In treating existing wood trim and paneling, disturb them as minimally as possible and as follows:


1. Apply each product according to manufacturer's written instructions unless otherwise indicated.

2. Stop the progress of deterioration by removing coatings and applying borate preservative treatment before repair.

3. Repair items in place where possible and retain as much original material as possible. 4. Replace or reproduce items where indicated or scheduled. 5. Install temporary protective measures to protect adjacent work.

B. Abrasion: Mechanical abrasion not allowed. Use only the gentlest hand methods, such as scraping and natural-fiber bristle brushing, that will not abrade wood substrate, reducing clarity of detail. Do not use abrasive methods such as sanding, wire brushing, or power tools except as indicated as part of the treatment program and as approved by Architect.

C. Remove and replace existing hardware.

D. Repair Wood trim, mouldings, and paneling: Match existing materials and features, retaining as much original material as possible to perform repairs.

1. Unless otherwise indicated, make repairs by consolidating, patching, splicing, or otherwise reinforcing wood with new wood matching existing wood or with salvaged, sound, original wood.

2. Where indicated, repair wood by limited replacement matching existing material.

3.4 WOOD TRIM AND PANELING PATCH-TYPE REPAIR

A. General: Patch wood members that are damaged and exhibit depressions, holes, or similar voids, and that have limited rotted or decayed wood. 1. Verify that surfaces are sufficiently clean and free of paint residue prior to patching. 2. Treat wood members with wood consolidant prior to application of patching compound.

Coat wood surfaces by brushing, applying multiple coats until wood is saturated and refuses to absorb more. Allow treatment to harden before filling void with patching compound.

3. Remove rotted or decayed wood down to sound wood.

B. Apply borate preservative treatment to accessible surfaces either before applying wood consolidant or after removing rotted or decayed wood. Apply treatment liberally by brush to joints, edges, and ends; top, sides, and bottom.

C. Apply wood-patching compound to fill depressions, nicks, cracks, and other voids created by removed or missing wood.

1. Prime patch area with application of wood consolidant or manufacturer's recommended primer.

2. Mix only as much patching compound as can be applied according to manufacturer's written instructions.

3. Apply patching compound in layers as recommended by manufacturer until the void is completely filled.

4. Finish patch surface to match contour of adjacent wood member. Sand patching compound smooth and flush, matching contour of existing wood member.

5. Clean spilled compound from adjacent materials immediately.


3.5 WOOD TRIM AND PANELING MEMBER-REPLACEMENT REPAIR

A. General: Replace parts of or entire wood trim, mouldnings, and panel members at locations indicated on Drawings and where damage is too extensive to patch. 1. Verify that surfaces are sufficiently clean and free of paint residue prior to repair. 2. Remove broken, rotted, and decayed wood down to sound wood. 3. Custom fabricate new wood to replace missing wood; either replace entire wood member

or splice new wood part into existing member. Fabricate replacement members according to Architectural Woodwork Institute’s requirements for Custom Grade.

4. Secure new wood using finger joints or multiple dowels with adhesive and nailing to ensure maximum structural integrity at each splice. Use only concealed fasteners. Fill nail holes and patch surface to match surrounding wood.

B. Apply borate preservative treatment to accessible surfaces after replacements are made. Apply treatment liberally by brush to joints, edges, and ends; top, sides, and bottom.

C. Repair remaining depressions, holes, or similar voids with patch-type repairs.

D. Clean spilled materials from adjacent surfaces immediately.

3.6 APPLICATION

A. Apply finishes according to manufacturer's written instructions and recommendations in "MPI Architectural Painting Specification Manual."

1. Use applicators and techniques suited for finish and substrate indicated. 2. Finish surfaces behind movable equipment and furniture same as similar exposed

surfaces. 3. Do not apply finishes over labels of independent testing agencies or equipment name,

identification, performance rating, or nomenclature plates.

B. Apply finishes to produce surface films without cloudiness, holidays, lap marks, brush marks, runs, ropiness, or other surface imperfections.


A. At end of each workday, remove rubbish, empty cans, rags, and other discarded materials from Project site.

B. After completing finish application, clean spattered surfaces. Remove spattered materials by washing, scraping, or other methods. Do not scratch or damage adjacent finished surfaces.

C. Protect work of other trades against damage from finish application. Correct damage by cleaning, repairing, replacing, and refinishing, as approved by Architect, and leave in an undamaged condition.

D. At completion of construction activities of other trades, touch up and restore damaged or defaced finished wood surfaces.


3.8 INTERIOR WOOD-FINISH-SYSTEM SCHEDULE

A. Wood substrates, nontraffic surfaces, including wood trim and architectural woodwork.

1. Polyurethane Varnish over Stain System:

a. Stain Coat: Stain, semi-transparent, for interior wood, MPI #90. b. First Intermediate Coat: Polyurethane varnish matching topcoat. c. Topcoat: Varnish, interior, polyurethane, oil-modified, satin (Gloss

Level 4), MPI #57.



Date post:	03-Feb-2022
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