WINCHESTER P.S. CHILDCARE RENOVATION 70 Watford Street ... · PROJECT No.18044 MCA ADDENDUM No. 3...

PROJECT No.18044 MCA ADDENDUM No. 3 April 29, 2020

Page A3-1

WINCHESTER P.S. CHILDCARE RENOVATION 70 Watford Street, Brooklin ON

Tender No. 20-30

DURHAM DISTRICT SCHOOL BOARD

N:\18044 - Winchester P.S\08_BIDDING & CONTRACT\ADDENDA\Addendum No. 3\Addendum No. 3.Docx

A3.1 GENERAL

.1 This Addendum forms part of the Contract Documents and amends the original Specifications and Drawings, dated April 9, 2020, Addendum No. 1, dated April 22, 2020, and Addendum No. 2, dated April 23, 2020, as noted below.

.2 Receipt of this addendum shall be acknowledged in the Bid Form.

.3 Ensure that all parties submitting bids are aware of all items included in this Addendum.

A3.2 PROJECT MANUAL - VOLUME I: BIDDING REQUIREMENTS

.4 REF: No amendments to Bidding Requirements in this addendum.

A3.3 PROJECT MANUAL - VOLUME II: CONTRACTING REQUIRE IN THIS ADDENDUM.MENTS and ARCHITECTURAL, & STRUCTURAL SPECIFICATIONS

.1 REF: Section 06 20 00 - Finish Carpentry .1 3.04 WOOD TREE BOXES .1 Change the title to read “WOOD TREE BOXES/SANDBOXES”. .2 Change paragraph 3.04.2 to read “Construct tree planter boxes and sandboxes…..” .2 REF: Section 09 51 00 – Acoustical Ceilings .1 2.01 ACOUSTICAL PANELS .1 Add paragraph 2.01.2 as follows: “ Acoustical Panels Type 2 (ACT-2) – Gypsum Board Tile ceilings: .1 Type: gypsum core acoustical units with sealed edges and vinyl face and back. .2 Pattern: fine textured. .4 Smoke developed class of 50 or less. .5 Noise reduction coefficient (NRC) designation of 0.10 minimum. .6 Ceiling Attentuation Class (CAC) designation of 40 minimum. .7Light Reflectance Range of 0.77 and above. .8 Edge type: square. .9 Colour: white. .10 Size: 13mm thickness, 610mm by 1220mm. .11 Shape: flat. .12 Minimum weight: 9.77kg/m2. .13 Acceptable products: .1 CertainTeed Ceilings: Protectone Vinylrock X, 1140-CRF-1 .2 CGC Interiors: Sheetrock Brand Lay-in Ceiling Tile ClimaPlus, 3270

PROJECT No.18044 MCA ADDENDUM No. 3 April 29, 2020

Page A3-2

A3.4 ARCHITECTURAL DRAWINGS

.5 REF: Drawing A101 - Site Plan Legends and Notes .1 Detail AA301- additional notes on milling of existing asphalt at play area.

.2 REF: Drawing A102 - Parking Area- Demolition, New Work and Details .1 Detail AA302 - weeping tile removed from curb detail.

.3 REF: Drawing A103 - Childcare Play Area and Details .1 Detail AA303 -tree boxes and sandbox dimensions added. .2 Detail AA304 - tree boxes and sandbox dimensions added.

.4 REF: Drawing A201 - Partial Ground Floor Plan Demolition .1 Detail AA305 - notes deleted from ‘Specific Demolition Notes’.

.5 REF: Drawing A202 - Ground Floor Plan Proposed .1 Detail AA306 - new Detail 2/A202 added re tree box section. .2 Detail AA307 - new Detail 3/A202 added re sandbox section. .3 Detail AA308 - revision to half door type.

.6 REF: Drawing A401 - Interior Elevations Door & Finish Schedules .1 Detail AA309 -door 102A added.

A3.5 STRUCTURAL DRAWINGS

.6 No amendments to Structural Drawings in this addendum.

A3.6 MECHANICAL DRAWINGS

.7 For amendments to Mechanical Drawings refer to Mechanical Addendum No. ME-2, which is hereby issued and forms an integral part of this addendum.

A3.7 ELECTRICAL DRAWINGS

.8 For amendments to Electrical Drawings refer to Electrical Addendum No. ME-2, which is hereby issued and forms an integral part of this addendum.

END OF ADDENDUM No. 3

EX. CB

EX. ASPHALT PLAYAREA

EX. BASKETBALLCOURT

CHILDCAREALTERATIONS

±950

0

±33000

COMPLETELY REMOVE EXISTING ASPHALT TOEXTENTS INDICATED. REMOVE FROM SITE.

EXCAVATE TO DEPTH OF 415mm READY FORNEW LIGHT DUTY ASPHALT PAVING.

SEE DETAIL 1/A103PROVIDE TEMPORARYCONSTRUCTION HOARDING

±4000 ±19500

±510

0EXISTING ASPHALTPAVING TO BE MILLEDTO ACCEPT NEWASPHALT TOPPING.

1

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Date of Issue for Tender

18044

WINCHESTER PUBLIC SCHOOL

Revision / Issue DateNo.

CHILDCARE RENOVATION

Whitby Ontario

mc architectsToronto Office:1881 yonge street, suite 400 toronto ontario m4s 3c4phone 416 489 4646 fax 416 489 6989

Offices: TORONTO - OWEN SOUND

mcarch.com

PLOT DATE: 2020-04-29SAVE DATE: 2020-04-29

2020/04/09

1 Issued for Addendum No. 3 APR. 29, 2020

PARTIAL BUILDING KEY PLANAND SITE PLAN DEMOLITION

AA3011:300

1/A101

POURED CONCRETE CURB, SEE SITEPLAN FOR EXTENT

SUBGRADE

16 mm Ø DOWELS 450 mm LONG ACROSS 13mm EXPANSION JOINTS @ 4500mm O/C.LUBRICATE ONE END OF DOWEL WITHRELEASING AGENT

COMPACTED GRANULAR FILL

ASPHALT PAVING

R=13mm

500

100 100

50 150

±150

NEW ASPHALT OR EXISTING SOD.SEE SITE PLAN AND NEW PLAYAREA PLAN.

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CONCRETE CURB DETAILAT LANDSCAPING

AA3021:10

5/A102

XXXXXX

XX

XX

XX

X

914

91491

4914

7500

NEW TREE ANDTREE EDGING

PROVIDE 150mm(W) CONCRETE CURBSTARTING AT GRADE FLOOR LEVEL ANDSLOPING 2.5% TO MATCH NEW LIGHTDUTY ASPHALT PLAY AREA LEVEL 2.

5% S

LOPE

SYNTHETIC GRASSREFER TO 7/A103

PLAY AREA REQ FOR 15 CHILDREN:84.0m² (904.2ft²)

PLAY AREA PROVIDED: (1141

INFANT & TODDLER PLAY AREA

3m x 3mSANDBOX.

LIGHT DUTY ASPHALTPAVING. SEE 3/A102

NEW TREE AND TREEEDGING

NEW 1.2m HIGH CHAINLINK FENCE. SEE 2/A103

1219

150 150

8007

(NO

SLOP

E)

2000

7500

1500

3000

15003000

2A202

3A202

150015

00

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PART. PLAY AREA PLAN AA3031:50

1/A103

XX

XX

XX

X

XXXXXXX

10500

±4009NEW 1.2m HIGH CHAINLINK FENCE. SEE 2/A103

9500

TO FA

CE

1500

150150

914

914

914

914

3m x 3mSANDBOX.

1500

3000

1500 3000

2A202

3A202

1500

1500



914

914

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PART. PLAY AREA PLAN AA3041:50

1/A103

XX

SPECIFIC DEMOLITION NOTES

1

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PART. GROUND FLOOR PLANSPECIFIC DEMOLITION NOTES

AA305NTS

A201

550 M

IN.

VARI

ES W

ITH R

OOTB

ALL

300 5010

0

200

50

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SECTION DETAIL ATTREE EDGING AND PLANTING

AA3061:25

2/A202

NATIVE SUB GRADE

200 GRAN. B95 PROCTOR

LIMESTONE SCREENING

GRANITIC SAND

NO.2 WHITE CEDAR 140x140mmRADIUS ALL EXPOSED EDGES(25mm)

150

100

200

50

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SECTION DETAILAT NEW SANDBOX

AA3071:10

3/A202

CH

ANG

ETAB

LE(N

IC)

CR

IB (N

IC)

STR

OLL

ER (N

IC)

STR

OLL

ER (N

IC)

102INFANT

119CLASSROOM

914 914

600

HIGH SINK

HIGH SINK

MICROWAVE (NIC)UNDER-COUNTERFRIDGE (NIC)

500

9024

014

0

1280

140

1360

2700

1020 1800 140 1100745 520 800

2685

101B 101C

1100

DOOR & FRAMEBY DDSB

900

900

900

900

CLEAR AREA REQ FOR 15 TODDLERS: 42.0m² (452.1ft²)CLEAR AREA REQ FOR 10 INFANTS: 28.0m² (301.4ft²)CLEAR AREA PROVIDED: 29.57m² (318ft²)

GLAZING REQ: 2.96m²GLAZING PROVIDED: 5.08m²

P1 P1 P1 P1 P1 P1 P1 P1

P1

TOD

DLE

R C

UBB

IES

(15)

INFA

NT

CU

BBIE

S (1

0)

P4

P3 P3 P3

5/A6

01

MECH UNIT; SEEMECH DWGS

11/A

601

5A401

B

C

A401

A

6

PWC

2185

140

HALF DOOR

102A

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GROUND FLOOR PLAN PROPOSED

AA3081:50

1/A202

ELEV.TYPE

DOORNo.

HR ((PER

FIRERATING

MAT'LSIZE

HEIGHTWIDTH THICK. PANELVISION

FIN. No.NOTE

TYPEELEV. NOTE

No.DETAIL

MAT'L PANELVISION

FIN. No.

LOC

KSET

(PAI

RS)

HIN

GES

PLAT

E

CLO

SER

PASS

AGE

KEY

MAS

TER

SET

PULL

SET

PUSH

&

PRIV

ACY

SET

HAR

DW

ARE

HAR

DW

ARE

FIR

E EX

IT

PAN

IC

OVE

RH

EAD

FLO

OR

WAL

L O

R

STO

PS

KIC

K

WEA

THER

-ST

RIP

PIN

G

THR

ESH

OLD

ASTR

AGAL

ON

INAC

TIVE

FLU

SH B

OLT

S

DO

OR

HAR

DW

ARE

NO

TE N

o.

NOTENo.STO

PS

-101B C 45 F01 HM PT1000 -2150 -

-101C C 45 F01 HM PT1000 -2150 -

101A

102

104

105

106A

106C

107A

107B

108

109

-

A 451000 2150 F02 HM PT- LGL -

A 1000 452150 F03 - HM PT LGL

B 1000 45 WD STN2150

C 1000 45 HM PT2150-

F03

F05

- HM PT

- HM PT

106B C 1000 2150 45 F01 - HM PT

C 1000 2150 45 WD STN F01 HM PT

D 45 WD STN F04 WD STN1000 1.1175 -

D 45 F04 WD STN1000 1.1175 -

A F03 -45 WD STN1000 2150

110

B

B

451000

451000 F01 - HM PT

F03 - HM PT

2150

2150

112

112

WD STN 112

WD STN 112

112

112

WD STN 112

112

WD STN

HM

WD STN 112

WD STN 112

-

-

-

-

C 451000 2150 HM PT IGU F06 HM PT IGU

WD STN

WD STN

LGL

LGL

112

LGL

IGU IGU

-

-

-

-

-

_ _

_

LGL

1

1

112

LGL

1.

1.

_

LGL

LGL

LGL

LGL

LGL

LGL

LGL

LGL

LGL

PT

_

_

_

_

-

-

-

-

-

-

-

102A D 45 WD STN F04 WD STN1000 1.1175 -- _ _ 1

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DOOR, FRAME ANDHARDWARE SCHEDULE

AA309N.T.S.

1/A401

Durham Energy Specialist Limited

106-209 Dundas Street East, Whitby, Ontario L1N 7H8 905-430-7151 Fax: 905-430-7154 Email: [email protected] Web: www.durhamenergy.com

Page 1 of 2 P:\DES - 19\19-245 DDSB Winchester PS – Child Care Renovations\Correspondence\ADDs\20-04-29 ADD (Addendum No. ME-2 (R1)).docx

Addendum No. ME-2

Project Name: DDSB Winchester PS Date: April 29, 2020 Description: Child Care Renovations From: Brad Timson, P. Eng.

Luigi Conforti, P. Eng. Darnell Parris, B.Sc.

Address: 70 Watford Street Whitby, Ontario

DES Job No: 19-245

Client Contact: Shannon Kennelly, MCA

This addendum shall form an integral part of the TENDER.

Mechanical 2.1 Drawing M802

.1 Revise exhaust fan tags. All tags to follow numbered format. Refer to attached SK-M2

for Revised Exhaust Fan Schedule.

.2 Refer to attached SK-M3 for New Control Valve Schedule (for reference only; control valves to be supplied by DDSB).

.3 Titus shall be an acceptable alternate manufacturer for VAV boxes and fan power boxes. .4 Carnes shall be an acceptable alternate manufacturer for Exhaust Fans EF-34 through

EF-38.

2.2 Drawing M801 .1 Refer to attached SK-M4 for Revised Hot Water Wallfin Piping Detail.

Electrical 2.3 Drawing E201 – Refer to Revised Drawing for revisions including but not limited to:

.1 EF-A tag to be changed to EF-40, EF-C tag to be changed to EF-41.

.2 Provide new receptacle mounted above counter next to combination communication

rough-in as noted in Working Note 24 for power for future devices.

DDSB Winchester PS - Child Care Renovations - Addendum No. ME-2

Page 2 of 2 P:\DES - 19\19-245 DDSB Winchester PS – Child Care Renovations\Correspondence\ADDs\20-04-29 ADD (Addendum No. ME-2 (R1)).docx

.3 Receptacle for under-counter fridge in Infant Room to be mounted approximately 32” AFF. Coordinate with General Contractor to suit millwork.

.4 Receptacle for microwave in Infant Room to be mounted in upper cabinet space approximately 59” AFF. Coordinate with General Contractor to suit millwork.

.5 Revision to Working Note 15. Provide new access system panel complete with 120V

power. .6 Revision to Working Note 18. Provide access system monitor complete with receptacle

at high level for power. Provide phone and door release button. Exact location of all devices to be confirmed with owner. Tie into circuit for access system.

.7 Delete 120V power symbol in New Office 105. Receptacle required as per revision to

Working Note 18 as noted herein. .8 Delete exterior keypad. Viking system specified has built-in proximity card reader.

2.4 Drawing E801

.1 Access Control System shall be Viking 1275. Access system shall not be connected to

outside phone line.

.2 C.K. Systems to be removed from approved contractor to P.A. Systems and Communication System.

.3 Delete keypad symbol from legend.

2.5 Drawing E802

.1 Revised Panel “LP-1MA”:

.1 Circuit 34, revise EF-A tag to EF-40

.2 Circuit 36, revise EF-B tag to EF-39

.3 Circuit 38, revise EF-C tag to EF-41

Attachments: SK-M2 Revised Exhaust Fan Schedule (1 - 8.5x11”) SK-M3 New Control Valve Schedule Reheat Coils & Wallfin (1 - 8.5x11”) SK-M4 Revised Hot Water Wallfin Piping Detail (1 - 8.5x11”) Revised Drawing E201 New Power Layout (1 - 27.8 x 39.4”) TD: S/r: JLC

Cc: Shannon Kennelly MC Architects [email protected] Richard Kowalski MC Architects [email protected] DES Brad Timson Cc: Luigi Conforti Darnell Parris

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Sheet Title

Scale

Drawn

Project No.

Checked

Sheet No.

THE CONTRACTOR SHALL VERIFY AND BE RESPONSIBLE FOR ALL FIELDDIMENSIONS AND SHALL NOTIFY THE ARCHITECT OF ANY SITE CONDITIONSOR FIELD DIMENSIONS WHICH MAY BE AT VARIANCE WITH THE DRAWINGS.

THIS DRAWING IS NOT TO BE SCALED.

Date Issue

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BROOKLIN ONTARIO

18044

NEW POWER LAYOUT

DURHAM DISTRICT SCHOOL BOARD

WINCHESTER PUBLIC SCHOOLCHILDCARE RENOVATION

Of3 6

No. Date Revision

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AS NOTED

19-11-12 ISSUED FOR REVIEW

20-04-02 ISSUED FOR COORDINATION

20-04-09 ISSUED FOR TENDER

ADDENDUM ME-220-04-27

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