094-10044-000 ADDENDUM #3 1 PLANNING·ARCHITECTURE·ENGINEERING·INTERIORS 10 Tenth Street / Suite 200 Atlanta, GA 30309 ADDENDUM NO. 3 To Specifications and Drawings For Grady – Cath Lab 3 / Financial Services Relocation DALY Project No. 094-10044-000 19 January 2018 For Combined Contract NOTICE TO ALL BIDDERS: The following Specifications and Drawings for the above referenced project are hereby revised as follows: ARCHITECTURAL DRAWINGS AE111 & AE112 Keynotes 2, 3, 4, 10 & 12 are “NOT USED”. AE111 & AE112 Keynote 1 – Wall conversion is North and East Partitions of Room 2F 014 and East Partition of Room 2F 016. AE111 & AE112 Keynotes 8 & 9 - There are no chair rails. Revised Scope: Remove all existing handrails in Controlled Corridors 2F002 and 2F010 and salvage for the Owner. Handrails graphically indicated on Drawing AE111 shall be per Grady Standard CR0903: Koroseal, Koroguard 8" Crash Rail, C- 800, Oyster. Mount bottom of rails 12" AFF and also at 32" AFF. P-1 Haircell Standard Finish. AE111 & AE112 Keynote 11 - Expansion joints are existing. Remove all existing expansion joint covers in area of work. Provide and install new expansion joint covers. Replace in accordance with Keynote 11 on AE 112. (Attached drawing replaces the reference to the Detail on AE 504.) AE111 & AE112 Shades are not required. Provide blinds as indicated on C4/AE112. AE211 & AE212 Keynotes 2, 3, 4, 6 & 10 are “NOT USED”. Keynote 5- Provide Cubicle Curtains and tracks at spaces 2F007, 2F009, 3F024M, 3F024L, 3F024K, 3F024F, 3F024G and 3F024H.
Transcript
094-10044-000 ADDENDUM #3
1
PLANNING·ARCHITECTURE·ENGINEERING·INTERIORS 10 Tenth Street / Suite 200 Atlanta, GA 30309
ADDENDUM NO. 3 To Specifications and Drawings For
Grady – Cath Lab 3 / Financial Services Relocation DALY Project No. 094-10044-000 19 January 2018 For Combined Contract
NOTICE TO ALL BIDDERS: The following Specifications and Drawings for the above referenced project are hereby revised as follows:
SECTION 05 5001 - MEDICAL EQUIPMENT SUPPORT SYSTEMS
PART 1 GENERAL
1.1 SECTION INCLUDES
A. Performance specifications for engineered design-build support systems using cold-formed adjustable metal framing and hot-rolled steel section supports.
1.2 REFERENCE STANDARDS
A. ASTM A36/A36M - Standard Specification for Carbon Structural Steel; 2014.
B. ASTM A53/A53M - Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless; 2012.
C. ASTM A500/A500M - Standard Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes; 2013.
D. ASTM A501/A501M - Standard Specification for Hot-Formed Welded and Seamless Carbon Steel Structural Tubing; 2014.
E. ASTM 572 - High-Strength Low-Allow Columbium-Vanadium Structural Steel.
F. A576-90b(2000) Standard Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality.
G. ASTM A653/A653M - Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process; 2015.
H. ASTM A992 – Steel for Structural Shapes
I. ASTM A1011/A1011M - Standard Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength; 2014.
J. AWS D1.1/D1.1M - Structural Welding Code - Steel; 2015.
K. RCSC (Research Council on Structural Connections) – Specification for Structural Joints Using ASTM A325 or A490 Bolts.
1.3 SUBMITTALS
A. See Section 01 3000 - Administrative Requirements, for submittal procedures.
B. Shop Drawings: Successful Contractor shall submit AutoCAD generated shop drawings (hand drawings are not acceptable) showing the complete system including plans, sections, and details of the system. Center point / Iso-centers of all equipment shall be located off of finished wall lines. Plans shall show all manufactured parts by catalog numbers, all fabricated parts, and all fasteners and hardware.
C. Calculations: Structural calculations for all member and connections shall be submitted. The Medical Support System shall lend itself to a rational structural analysis with section properties of framing members demonstrated by calculations. Structural calculations and drawings shall be furnished with a stamp by a licensed engineer in the state where the installation is to occur complying with all applicable codes and regulatory requirements. Calculations must include design for deflection and rotational requirements, as applicable, and not just stress.
1.4 QUALITY ASSURANCE
A. Material and installation shall be provided by qualified and competent persons from a Contractor with at least ten (10) years experienced in the professional engineering, design, manufacture and installation of adjustable metal framing supports.
B. Contractor shall provide the single source responsibility and liability for all engineering, design, materials and workmanship, and shall provide as single limited warranty for all aspects of the project: engineering, fabrication, material quality, and installation. Installing contractor must be a trained representative of the cold formed metal framing system manufacturer.
C. Contractor shall be responsible for complete coordination with the equipment suppliers to verify all loading and installation requirements and shall be responsible for directly contacting these companies for the latest design requirements.
D. Pre-Installation Meeting: Convene a pre-installation meeting a minimum of two weeks before start of installation of support systems. Require attendance of parties directly affecting work of this section, including General Contractor or Owner representative, Mechanical, Plumbing and Electrical Contractor, Equipment representative and support system Medical Equipment Support Contractor. Review the following:
1. Shop Drawings. 2. Sequencing.
3. Existing Interferences. 4. Mechanical, Plumbing, and Electrical installation coordination.
9. Final equipment center-point / iso-center locations.
1.5 DESIGN CRITERIA
A. Any designs indicated in the contract documents are for concept only and should not be taken as final designs nor shall be used for material take-off nor used for estimating purposes in any way.
B. Final designs including all final designs, materials and all installation labor shall be the exclusive and sole responsibility of the Contractor and all costs shall be included in their proposal at bid time.
C. The building structural members, elevations, and room layout shall be fully coordinated for the design of all supports. Equipment loads must be adequately supported from the building structural members and distributed accordingly. Floor to floor distances, finished ceiling elevations, room locations, and building support structure elevations must all be coordinated for appropriate design of support systems for proper understanding of required hanger lengths, bracing requirements, attachment design, etc.
D. Loads to be used shall be per each equipment manufacturer’s specification.
E. An overall system minimum factor of safety of two (2) shall be used for strength design.
F. Minimum rotational requirements, unless otherwise stated in the equipment manufacturer’s specifications, shall be as follows:
1. For all light and gas/service column/booms: Maximum rotation on the equipment mounting plate shall be no greater than 0.20 degrees per 12”.
2. For all Unistrut Ceiling Channel Grids and Ceiling Channel Systems: Maximum deflection on the system shall be no greater than 0.0625” for any one location of worst case loading on the system
G. All systems shall be adequately braced in all four directions for lateral loading. If no lateral loading is specified by the equipment manufacturer’s specifications, 1/10th of the static downward loading shall be applied in the horizontal axis. Movement shall not exceed the total for that allowed on the system at the worst case loading condition.
H. For ceiling channel, rails shall be designed for no more than 1/720th of the span maximum deflection in either plane when maximum loading conditions are applied due to equipment operation.
I. Ceiling channel shall be installed horizontal in plane and parallel to each other within 1/32nd of an inch.
J. Anchorage to the existing structure shall be as designed by the structural engineer of the system.
1. Mechanical anchors into concrete shall be designed with a minimum factor of safety of 6 and shall be either expansion bolts, epoxy anchors, or through bolts with backing plate.
2. Anchorages into existing concrete shall not penetrate existing reinforcing bars.
A. Channel: All cold-formed channel members shall be fabricated from structural grade steel conforming to one of the following ASTM specifications: A1011 SS GR 33 or A653 GR 33. Channel shall be 1-5/8” framing system 12 Gage. Minimum yield strength shall be 33 ksi.
B. Fittings: All cold-formed fittings shall be fabricated from steel conforming to one of the following ASTM specifications: A575, A576, A36, or A653. Minimum fitting thickness shall be ¼” with physical requirements per A1011. Minimum yield strength shall be 33 ksi.
C. Channel Nuts: All channel nuts shall be fabricated from steel conforming to ASTM specification A1011 SS GR 33.
D. Bolts and Fasteners: All bolts and fasteners used in connections shall be minimum SAE Grade 5, EG finish. Threaded Rod Grade B7.
E. Hot Rolled Structural Steel: ASTM A36 minimum.
2.2 FABRICATED ITEMS
A. All cold-formed channel and fittings shall be a manufactured by: 1. Unistrut Corporation or approved equal. No alternatives are approved unless written
authorization from Owner is obtained.
2.3 FINISHES - STEEL
A. All cold-formed channel and/or fitting members shall be finished in accordance with one of the following standards: 1. Perma-Green II (GR): Rust inhibitive acrylic enamel paint finish applied by
electro-deposition, after cleaning and phosphating, and thoroughly baked. Color per Federal Standard 595a color number 14109 (dark limit V-). Finish paint shall withstand minimum 400 hours salt spray (scribed), and 600 hours salt spray (unscribed), when tested in accordance with ASTM B117. Or approved equal paint finish.
2. Electro-Galvanized (EG): Electrolytically zinc coated per ASTM B633 Type III SC 1. 3. Pre-Galvanized (PG): Zinc coated by hot-dipped process prior to roll forming. The zinc
weight shall be G90 conforming to ASTM A653.
PART 3 EXECUTION
3.1 EXAMINATION
A. Examine building drawings and areas and conditions in which systems are to be installed. Notify Architect of areas or conditions not acceptable for support of system. Do not begin installation until unacceptable areas or conditions have been corrected.
B. Design all supports to work around mechanical ductwork, electrical lighting fixtures, and plumbing where possible. All efforts shall be fully coordinated prior to final design.
3.2 INSTALLATION
A. For ceiling channel, rails shall be on centers at 2’-2” center to center as required by equipment manufacturer and allow continuous attachment along any point on the rail. System shall be true, plumb, and level to the tolerances specified.
B. Framing shall be adjusted as required in the field to avoid interferences.
C. Hammer drilling times shall be coordinated in existing facilities with the Owner.
D. All bolted connections into cold-formed channel members with channel nuts shall be tightened to a minimum:
1. 50 ft-lbs for ½” bolts.
2. 100 ft-lbs for 5/8” bolts. 3. 125 ft-lbs for ¾” bolts.
E. All bolted connections for structural steel joints shall be per ASIC Specifications for Structural Joints Using ASTM A325 or A490 Bolts.
F. Gas/Service Column/Boom mounting plates supplied by the equipment supplier as noted in the equipment specifications shall be installed by the system support Contractor unless otherwise specified.
G. Supply and install all required threaded rod, hex nuts, flat washers, lock washers for exam and surgical lights and gas/service column/booms unless otherwise specified.
H. Install wall mold on Ceiling Channel Grids and Ceiling Direct Mounting Channel Systems in rooms to receive lay-in ceiling tile where applicable.
I. Shear off tek screws on the inside of the ceiling channel for equipment mounting block installation.
J. Supply and install white snap-in closure strips into the open ceiling channel as required after the
equipment has been installed unless installation labor is agreed to otherwise at the time of contract agreement.
A. Surface mounted overhead metal curtain track and guides.
B. Curtains.
1.02 RELATED REQUIREMENTS
A. Section 09 5100 - Acoustical Ceilings: Suspended ceiling system to support track.
1.03 REFERENCE STANDARDS
A. ASTM E84 - Standard Test Method for Surface Burning Characteristics of Building Materials; 2015a.
B. NFPA 701 - Standard Methods of Fire Tests for Flame Propagation of Textiles and Films; 2015.
1.04 SUBMITTALS
A. See Section 01 3000 - Administrative Requirements, for submittal procedures.
B. Product Data: Provide data for curtain fabric characteristics.
C. Samples: Submit 12 by 12 inch sample patch of curtain cloth with representative top, bottom, and edge hem stitch detail, heading with reinforcement, bottom weight, and carrier attachment to curtain header.
D. Manufacturer's Installation Instructions: Indicate special procedures, perimeter conditions requiring special attention.
E. Maintenance Data: Include recommended cleaning methods and materials and stain removal methods.
1.05 DELIVERY, STORAGE, AND HANDLING
A. Accept curtain materials on site and inspect for damage.
B. Store curtain materials on site and deliver to Owner for installation when requested.
PART 2 PRODUCTS
2.01 MANUFACTURERS
A. Cubicle Track and Curtains:
1. A. R. Nelson Co: www.arnelson.com.
2. C/S General Cubicle: www.c-sgroup.com/cubicle-track-curtains.
4. Substitutions: See Section 01 6000 - Product Requirements.
2.02 TRACKS AND TRACK COMPONENTS
A. Track: Extruded aluminum sections; one piece per cubicle track run; I-beam profile.
1. Structural Performance: Capable of supporting vertical test load of 50 lbs without visible deflection of track or damage to supports, safely supporting moving loads, and sufficiently rigid to resist visible deflection and without permanent set.
2. Track End Stop, Tees, Y's, and Switches: To fit track section.
3. Track Bends: Minimum 12 inch radius; fabricated without deformation of track section or impeding movement of carriers.
4. Finish on Exposed Surfaces: White enamel finish.
B. Curtain Carriers: Nylon slider to accurately fit track; designed to eliminate bind when curtain is pulled; fitted to curtain to prevent accidental curtain removal; one carrier for each 6 inches of fabric width.
1. Flame spread index of 25, maximum; smoke developed index of 450, maximum; when tested in accordance with ASTM E84.
2. Naturally flame resistant or flameproofed; capable of passing NFPA 701 test.
3. Open Mesh Cloth: Open weave to permit air circulation; flameproof material, same color as curtain.
4. Curtain Fabrication:
a. Manufacture curtains of one piece, sized 10 percent wider than track length. Terminate curtain 15 inches from floor.
b. Include open mesh cloth at top ____ inches of curtain for room air circulation.
c. Curtain Heading: Triple thickness 2 inches wide, with stitched button holes for carriers 6 inches on center, double fold bottom hem 2 inches wide with lead weights included. Lock stitch seams in two rows. Turn seam edges and lock stitch.
5. Products:
a. Fabric must be Interspec 9600/Windsor in Dune color (32).
b. Substitutions: See Section 01 6000 - Product Requirements.
PART 3 EXECUTION
3.01 EXAMINATION
A. Verify that surfaces and supports above ceiling are ready to receive work of this Section.
3.02 INSTALLATION
A. Install curtain track to be secure, rigid, and true to ceiling line.
B. Install end cap and stop device.
C. Secure track to ceiling system.
D. Install curtains on carriers ensuring smooth operation.
3.03 SCHEDULES
A. Patient Bays: Cotton fabric type, open mesh tops, track suspended 6 inches below ceiling.
A. Section 06 1000 - Rough Carpentry: Wood blocking and nailers.
1.03 REFERENCE STANDARDS
A. ASTM E84 - Standard Test Method for Surface Burning Characteristics of Building Materials; 2015a.
1.04 SUBMITTALS
A. See Section 01 3000 - Administrative Requirements, for submittal procedures.
B. Product Data: Manufacturer's published data on locker construction, sizes and accessories.
1.05 DELIVERY, STORAGE, AND HANDLING
A. Protect locker finish and adjacent surfaces from damage.
PART 2 PRODUCTS
2.01 MANUFACTURERS
A. Phenolic Lockers:
1. Columbia Lockers, a division of PSiSC; Phenolic Lockers: www.psisc.com.
2. Substitutions: See Section 01 6000 - Product Requirements.
2.02 LOCKER APPLICATIONS
A. Wardrobe Lockers: Two tier solid plastic (HDPE) lockers, wall mounted with matching closed base.
1. Width: 12 inches.
2. Depth: 18 inches.
3. Height: 72 inches.
4. Locking: Built-in key locks with spring bolt action.
B. Benches: Wall-mounted type; bench top of solid high density polyethylene (HDPE); with mounting brackets.
1. Height: 18"
2. Length: 42"
3. Width: 20"
2.03 PHENOLIC LOCKERS
A. Lockers: Factory assembled, made of phenolic core panels with mortise and tenon joints and stainless steel mechanical joint fasteners; fully finished inside and out; each locker capable of standing alone.
1. Doors: Full overlay, covering full width and height of locker body; square edges.
2. Panel Core Exposed at Edges: Machine polished, without chips or tool marks; square edge unless otherwise indicated.
3. Where locker ends or sides are exposed, finish the same as fronts or provide extra panels to match fronts.
4. Ventilation: By holes drilled in tops, bottoms, and intermediate shelves, and by open space between the back of door and locker body.
5. Door Color: To be selected by Architect; allow for 2 different colors.
6. Body Color: Manufacturer's standard white or light color.
7. Fasteners for Accessories and Locking Mechanisms: Tamperproof type.
2. Locker Body: One of the following combinations:
a. Tops, bottoms, and shelves 3/8 inch; sides and backs 5/16 inch; minimum.
b. Tops, bottoms, and shelves 1/2 inch; sides 3/8 inch; backs 1/4 inch; minimum.
3. End Panels and Filler Panels: 1/2 inch minimum thickness.
4. Toe Kick Plates: 1/2 inch minimum thickness.
C. Phenolic Core Panels: Nonporous phenolic resin and paper core formed under high pressure, with natural colored finished edges, integral melamine surface, matte finish, and uniform surface appearance; glued laminated panels not acceptable.
1. Surface Burning Characteristics: Flame spread index of 75 or less, and smoke developed index of 450 or less; when tested in accordance with ASTM E84.
D. Hinges: Stainless steel, satin finish; minimum of 90 degree opening; either exposed barrel 5-knuckle hinge attached to back of door and inside of body with tamperproof screws, or completely concealed cabinetwork style hinge attached with tamperproof screws.
E. Number Plates: Manufacturer's standard, minimum 4-digit, permanently attached with adhesive; may be field installed.
PART 3 EXECUTION
3.01 EXAMINATION
A. Verify bases and embedded anchors are properly sized.
3.02 INSTALLATION
A. Install in accordance with manufacturer's instructions.
B. Install lockers plumb and square.
C. Place and secure on prepared base.
D. Secure lockers with anchor devices to suit substrate materials. Minimum Pullout Force: 100 lb.
E. Bolt adjoining locker units together to provide rigid installation.
F. Install end panels.
G. Install accessories.
H. Replace components that do not operate smoothly.
A. ASTM A666 - Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar; 2015.
1.04 ADMINISTRATIVE REQUIREMENTS
A. Large Components: Ensure that large components can be moved into final position without damage to other construction.
B. Service Fixtures: Coordinate location and characteristics of service connections.
1.05 SUBMITTALS
A. See Section 01 3000 - Administrative Requirements, for submittal procedures.
B. Product Data: Provide component dimensions, configurations, construction details, joint details, and attachments, utility and service requirements and locations.
C. Shop Drawings: Indicate casework locations, large scale plans, elevations, cross sections, rough-in and anchor placement dimensions and tolerances, clearances required.
D. Manufacturer's Installation Instructions: Indicate special installation requirements .
1.06 QUALIFICATIONS
A. Manufacturer: Company specializing in manufacturing the products specified in this section with minimum three years of documented experience.
1.07 DELIVERY, STORAGE, AND HANDLING
A. Accept casework on site. Inspect on arrival for damage.
B. Coordinate size of access and route to place of installation.
PART 2 PRODUCTS
2.01 MANUFACTURERS
A. Metal Casework:
1. Hamilton: www.hamiltonlab.com.
2. Jamestown Metal Products: www.jamestown.com.
3. Keur Industries, Inc. - Multi-Labae Laboratory Casework: www.keurindustries.com.
4. Kewaunee Scientific Corp: www.kewaunee.com.
5. Substitutions: See Section 01 6000 - Product Requirements.
2.02 MATERIALS
A. Stainless Steel Sheet: ASTM A666 Type 304.
B. Counter Tops, Back Splash, and Side Splash: Stainless steel, and acid resistant.
C. Sealant For Use in Casework Construction: Manufacturer's recommended type.
2.03 HARDWARE
A. Hardware: Manufacturer's standard.
B. Drawer and Door Pulls: Chrome wire pulls, 4 inches wide.
C. Catches: Magnetic.
D. Drawer Slides: Full extension arms, steel construction; 25 lb capacity.
B. Fabricate corners and joints without gaps or inaccessible spaces or areas where dirt or moisture could accumulate.
C. Fabricate components of die formed stainless steel. Form each unit rigid, not dependent on building structure for rigidity.
D. Form edges and seams to be smooth. Form material for counter tops, shelves, and drain boards from continuous sheets.
E. Turn down edges of shelves 1 inch on each side and return 5/8 inch front and back.
F. Electric spot weld casework; grind joints smooth and flush.
G. Component Thicknesses:
1. Gables, Front and Back Panels, Gusset Plates and Rails: 18 gage, 0.0478 inch.
2. Drawers, Door Fronts, Cabinet Floors, Shelves, Filler Panels and Drawer Dividers: 20 gage, 0.0359 inch.
H. Cut and drill counter tops, backs, and other components for service outlets and fixtures.
I. Install fixtures and fittings built into or part of casework. Provide access panels for maintenance of utility service and mechanical and electrical components.
2.05 FINISHES
A. Stainless Steel: No. 4 finish.
B. Shop finish all components.
C. Coat metal surfaces in contact with cementitious materials with bituminous paint.
PART 3 EXECUTION
3.01 EXAMINATION
A. Verify adequacy of support framing and anchors.
B. Verify that service connections are correctly located and of proper characteristics.
3.02 INSTALLATION
A. Install casework, components and accessories in accordance with manufacturer's instructions.
B. Use anchoring devices to suit conditions and substrate materials encountered.
C. Set casework items plumb and square, securely anchored to building structure.
D. Insulate to prevent electrolysis between dissimilar metals.
E. Scribe to abutting surfaces and align adjoining components. Apply matching filler pieces where casework abuts dissimilar construction.
F. Field weld joints in stainless steel work, without open seams. Grind smooth and polish to match adjacent surfaces.
G. Close ends of units, splash aprons, shelves and bases with sealant.
H. Field touch-up blemishes to original finish.
3.03 ADJUSTING
A. Adjust doors, drawers, hardware, fixtures, and other moving or operating parts to function smoothly.
3.04 CLEANING
A. Clean casework, counters, shelves, legs, hardware, fittings and fixtures.
3.05 PROTECTION
A. Do not permit finished casework to be exposed to continued construction activity.
