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
1
Dwg Title
Project
Job No.
Ref No.
Scale
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.
1
Dwg Title
Project
Job No.
Ref No.
Scale
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: 2020-04-28
2020/04/09
1 Issued for Addendum No. 3 APR. 29, 2020
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
1
Dwg Title
Project
Job No.
Ref No.
Scale
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
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
NEW TREE AND TREEEDGING
NEW TREE AND TREEEDGING
914
914
1
Dwg Title
Project
Job No.
Ref No.
Scale
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: 2020-04-28
2020/04/09
1 Issued for Addendum No. 3 APR. 29, 2020
PART. PLAY AREA PLAN AA3041:50
1/A103
XX
SPECIFIC DEMOLITION NOTES
1
1
1
1
Dwg Title
Project
Job No.
Ref No.
Scale
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
PART. GROUND FLOOR PLANSPECIFIC DEMOLITION NOTES
AA305NTS
A201
550 M
IN.
VARI
ES W
ITH R
OOTB
ALL
300 5010
0
200
50
Dwg Title
Project
Job No.
Ref No.
Scale
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
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
Dwg Title
Project
Job No.
Ref No.
Scale
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: 2020-04-28
2020/04/09
1 Issued for Addendum No. 3 APR. 29, 2020
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
1
Dwg Title
Project
Job No.
Ref No.
Scale
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: 2020-04-28
2020/04/09
1 Issued for Addendum No. 3 APR. 29, 2020
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
1
Dwg Title
Project
Job No.
Ref No.
Scale
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: 2020-04-28
2020/04/09
1 Issued for Addendum No. 3 APR. 29, 2020
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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Project
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
DCR
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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