CLCS Middle School roof bid drawings 200109.pdf

PDF 729 KB Posted

Attached to
2020 Sinking Fund Projects
Solicitation number
RFP CROS 200000000775 1
Issued by
Sanilac County, Michigan

About this file

This is a bid drawing document for the Croswell-Lexington Community Schools Middle School Roof Replacement project located in Croswell, Michigan, prepared by French Associates, Inc. on January 9, 2020. The project (No. 2019-057.2) involves the replacement of roofing systems across five designated roof areas at the middle school building. The scope of work includes removal of existing stone ballast, mechanical fastening of new Duro-Last roof membrane over fan-fold insulation on the existing membrane, removal and replacement of metal edge and coping with 24-gauge metal, flashing of all existing walls and penetrations, maintenance of 26 existing roof drains with careful cleaning of drain bowls and clamping rings, removal and replacement of all exhaust fan flashing and plumbing vent flashing, and management of existing mechanical units and supply piping. Additional work includes removal of existing sheet metal copings and gravel stops at roof perimeters, daily debris removal, and installation of roof traffic walkway pads around rooftop equipment and at roof hatches and permanent ladders. The document notes an alternate A1 scope for Meyer Elementary that includes roofing work on a single area with three existing roof drains. Contractors are required to visit and walk the roof during the bid phase, verify all existing roof drain and equipment locations, and perform an infrared scan of the existing roof prior to installation of new materials to identify areas of wet insulation.

The bid documents include detailed architectural specifications and roofing details with typical notes regarding EPDM membrane applications, flashing specifications, and fastening requirements. The drawings indicate that actual field dimensions must be verified by the contractor, as the roof plan is diagrammatic only. All removed roof stone ballast becomes the property of the owner, with the owner responsible for providing an on-site stockpile location. The contractor must provide appropriate roof detail assemblies per the Duro-Last manufacturer's requirements to obtain the roof system warranty. Comprehensive roofing details are provided on sheet A5.01 for reference, covering typical installations including curb details for mechanical units, light metal parapet caps, wall flashings, plumbing vent flashing, roof drains, premolded pipe flashing, stack flashing, and roof edge conditions.

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Text version

LIST OF DRAWINGS

A2.00 MIDDLE SCHOOL ROOF PLAN

A2.01 MIDDLE SCHOOL AERIAL IMAGE

A2.10 MEYER ELEMENTARY ROOF PLAN- ALTERNATE A1

A2.11 MEYER ELEMENTARY AERIAL IMAGE- ALTERNATE A1

A5.01 ROOF DETAILS

ARCHITECTURAL

CROSWELL- LEXINGTON COMMUNITY SCHOOLS

CROS-LEX MIDDLE SCHOOL

ROOF REPLACEMENT

CROSWELL, MI

2019-057.2

JANUARY 9, 2020 BID DOCUMENTS

PROJECT NO.

c FRENCH ASSOCIATES, INC.

X

Y Z

P

R O

J E

C T

FRENCH

associates architects planners interiors

AREAS 1 THRU 5

A. REMOVE EXISTING STONE BALLAST AND STOCKPILE ON SITE.

B. MECHANICALLY FASTEN NEW DURO-LAST ROOF ON FAN-FOLD INSULATION OVER EXISTING ROOF MEMBRANE.

C. REMOVE EXISTING METAL EDGE AND COPING AND REPLACE WITH NEW 24 GAUGE METAL.

D. FLASH IN ALL EXISTING WALLS AND PENETRATIONS.

E. REMOVE CLAMPING RINGS FROM EXISTING ROOF SUMPS AND THOROUGHLY CLEAN DRAIN BOWLS AND CLAMPING

RINGS. THERE ARE 26 EXISTING ROOF DRAINS IN ROOF AREAS 1 THRU 5. UTILIZE CAUTION TO PREVENT PLUGGING OF

EXISTING ROOF DRAINS DURING RE-ROOFING OPERATIONS.

F. REMOVE AND REPLACE ALL EXISTING FLASHING AT EXHAUST FANS.

G. REMOVE AND REPLACE PLUMBING VENT FLASHINGS.

H. EXISTING MECHANICAL UNITS SHALL REMAIN IN PLACE, AS WELL AS SHEET METAL COVERS FOR RAIL CURBS. THE

CORNERS OF RAIL CURBS SHALL BE SPLIT AND THE SIDES OF THE COVERS TURNED UP TO ACCOMMODATE THE

REMOVAL AND REPLACEMENT OF THE BASE FLASHINGS.

I. TEMPORARILY DISPLACE EXISTING SMALL MECHANICAL VENT COVERS FROM CURBS TO ACCOMMODATE THE

REMOVAL AND REPLACEMENT OF THE EXISTING BASE FLASHINGS.

J. EXISTING SUPPLY PIPING AND ELECTRICAL LINES ON THE ROOF SHALL BE TEMPORARILY SUPPORTED TO ALLOW FOR

INSTALLATION OF THE NEW ROOM MEMBRANE.

K. EXISTING SHEET METAL COPINGS AND GRAVEL STOPS AND RELATED HARDWARE AT ROOF PERIMETERS SHALL BE

COMPLETELY REMOVED AND DISCARDED.

L. REMOVE DEBRIS, SCRAP AND RUBBISH FROM BUILDING AND GROUNDS ON A DAILY BASIS. UPON COMPLETION OF

WORK, REMOVE EXCESS MATERIAL AND WASTE FROM SITE AND CLEAN ANY FINISH SURFACES MARKED BY ROOFING

WORK.

SCOPE OF WORK

1. ROOF PLAN IS DIAGRAMATIC ONLY. ACTUAL DIMENSIONS MUST BE VERIFIED IN FIELD.

2. ALL ROOF STONE BALLAST THAT IS REMOVED WILL BE TURNED OVER TO THE OWNER. THE OWNER WILL PROVIDE A

LOCATION ON SITE FOR THE CONTRACTOR TO STOCKPILE THE STONE.

3. THE CONTRACTOR SHALL PERFORM AN INFRARED SCAN OF THE EXISTING ROOF PRIOR TO THE INSTALLATION OF

ANY NEW MATERIALS. THE INTENT OF THE SCAN IS TO IDENTIFY ANY AREAS OF WET ROOF INSULATION UNDER THE

EXISTING ROOF MEMBRANE.

4. PROVIDE ROOF TRAFFIC WALKWAY PADS AROUND ALL ROOF TOP EQUIPMENT AND AT EACH ROOF HATCH AND

PERMANENT LADDER.

NOTES

ROOF

AREA 1

ROOF

AREA 2

ROOF

AREA 3

ROOF

AREA 5

ROOF

AREA 4

ROOF REPLACEMENT AREA- REFER TO SCOPE OF WORK

EXIST. ROOFING TO REMAIN

LEGEND

NO ROOF-

COURTYARD BELOW

0'-

8"

436'-2"

1. ROOF CONTRACTOR SHOULD VISIT THE SITE AND WALK THE ROOF DURING THE BID

PHASE.

2. ROOF CONTRACTOR MUST VERIFY LOCATION OF EXISTING ROOF DRAINS AND ROOF

EQUIPMENT DURING THE BID PHASE.

3. NEW ROOF MEMBRANE SHALL BE DURO-LAST. REFER TO SPECIFICATIONS.

4. ROOF DETAILS ARE SHOWN FOR REFERENCE ONLY. ROOF CONTRACTOR TO

PROVIDE APPROPRIATE DETAIL/ASSEMBLY PER MANUFACTURER'S REQUIREMENTS

TO OBTAIN ROOF SYSTEM WARRANTY AS SPECIFIED.

5. REFER TO SHEET A5.01 FOR TYPICAL ROOFING DETAILS. CONTRACTOR SHALL

VERIFY ALL EXISTING CONDITIONS AND DIMENSIONS ON THE PREMISES.

NOTES

A2.00

Middle School Roof Plan

DWJ

DWJ

DCJ

KEY PLAN

ISSUE DATE ISSUED FOR

CHECKED

APPROVED

DRAWN

PROJECT

SHEET

PROJECT NUMBER

SHEET NUMBER

c FRENCH ASSOCIATES, INC.

associates

F 248.656.7746 T 248.656.1377 48307 Rochester, MI 236 Mill Street

FRENCH

architects planners interiors

1/9/2020 BID DOCUMENTS

Croswell- Lexington Community Schools Middle School Roof Replacement

CITY,

MICHIGAN

2019-057.2

-0

.2

CL

CS

M idd le

Sc ho ol Ro of Re pla ce me nt

SCALE:

ROOF PLAN

1/16" = 1'-0"

AREAS 1 THRU 5

A. REMOVE EXISTING STONE BALLAST AND STOCKPILE ON SITE.

B. MECHANICALLY FASTEN NEW DURO-LAST ROOF ON FAN-FOLD INSULATION OVER EXISTING ROOF MEMBRANE.

C. REMOVE EXISTING METAL EDGE AND COPING AND REPLACE WITH NEW 24 GAUGE METAL.

D. FLASH IN ALL EXISTING WALLS AND PENETRATIONS.

E. REMOVE CLAMPING RINGS FROM EXISTING ROOF SUMPS AND THOROUGHLY CLEAN DRAIN BOWLS AND CLAMPING

RINGS. THERE ARE 26 EXISTING ROOF DRAINS IN ROOF AREAS 1 THRU 5. UTILIZE CAUTION TO PREVENT PLUGGING OF

EXISTING ROOF DRAINS DURING RE-ROOFING OPERATIONS.

F. REMOVE AND REPLACE ALL EXISTING FLASHING AT EXHAUST FANS.

G. REMOVE AND REPLACE PLUMBING VENT FLASHINGS.

H. EXISTING MECHANICAL UNITS SHALL REMAIN IN PLACE, AS WELL AS SHEET METAL COVERS FOR RAIL CURBS. THE

CORNERS OF RAIL CURBS SHALL BE SPLIT AND THE SIDES OF THE COVERS TURNED UP TO ACCOMMODATE THE

REMOVAL AND REPLACEMENT OF THE BASE FLASHINGS.

I. TEMPORARILY DISPLACE EXISTING SMALL MECHANICAL VENT COVERS FROM CURBS TO ACCOMMODATE THE

REMOVAL AND REPLACEMENT OF THE EXISTING BASE FLASHINGS.

J. EXISTING SUPPLY PIPING AND ELECTRICAL LINES ON THE ROOF SHALL BE TEMPORARILY SUPPORTED TO ALLOW FOR

INSTALLATION OF THE NEW ROOM MEMBRANE.

K. EXISTING SHEET METAL COPINGS AND GRAVEL STOPS AND RELATED HARDWARE AT ROOF PERIMETERS SHALL BE

COMPLETELY REMOVED AND DISCARDED.

L. REMOVE DEBRIS, SCRAP AND RUBBISH FROM BUILDING AND GROUNDS ON A DAILY BASIS. UPON COMPLETION OF

WORK, REMOVE EXCESS MATERIAL AND WASTE FROM SITE AND CLEAN ANY FINISH SURFACES MARKED BY ROOFING

WORK.

SCOPE OF WORK

1. ROOF PLAN IS DIAGRAMATIC ONLY. ACTUAL DIMENSIONS MUST BE VERIFIED IN FIELD.

2. ALL ROOF STONE BALLAST THAT IS REMOVED WILL BE TURNED OVER TO THE OWNER. THE OWNER WILL PROVIDE A

LOCATION ON SITE FOR THE CONTRACTOR TO STOCKPILE THE STONE.

3. THE CONTRACTOR SHALL PERFORM AN INFRARED SCAN OF THE EXISTING ROOF PRIOR TO THE INSTALLATION OF

ANY NEW MATERIALS. THE INTENT OF THE SCAN IS TO IDENTIFY ANY AREAS OF WET ROOF INSULATION UNDER THE

EXISTING ROOF MEMBRANE.

4. PROVIDE ROOF TRAFFIC WALKWAY PADS AROUND ALL ROOF TOP EQUIPMENT AND AT EACH ROOF HATCH AND

PERMANENT LADDER.

NOTES

ROOF

AREA 1

ROOF

AREA 2

ROOF

AREA 3

ROOF

AREA 5

ROOF

AREA 4

ROOF REPLACEMENT AREA- REFER TO SCOPE OF WORK

EXIST. ROOFING TO REMAIN

LEGEND

NO ROOF-

COURTYARD BELOW

0'-

8"

436'-2"

1. ROOF CONTRACTOR SHOULD VISIT THE SITE AND WALK THE ROOF DURING THE BID

PHASE.

2. ROOF CONTRACTOR MUST VERIFY LOCATION OF EXISTING ROOF DRAINS AND ROOF

EQUIPMENT DURING THE BID PHASE.

3. NEW ROOF MEMBRANE SHALL BE DURO-LAST. REFER TO SPECIFICATIONS.

4. ROOF DETAILS ARE SHOWN FOR REFERENCE ONLY. ROOF CONTRACTOR TO

PROVIDE APPROPRIATE DETAIL/ASSEMBLY PER MANUFACTURER'S REQUIREMENTS

TO OBTAIN ROOF SYSTEM WARRANTY AS SPECIFIED.

5. REFER TO SHEET A5.01 FOR TYPICAL ROOFING DETAILS. CONTRACTOR SHALL

VERIFY ALL EXISTING CONDITIONS AND DIMENSIONS ON THE PREMISES.

NOTES

A2.00

Middle School Roof Plan

DWJ

DWJ

DCJ

KEY PLAN

ISSUE DATE ISSUED FOR

CHECKED

APPROVED

DRAWN

PROJECT

SHEET

PROJECT NUMBER

SHEET NUMBER

c FRENCH ASSOCIATES, INC.

associates

F 248.656.7746 T 248.656.1377 48307 Rochester, MI 236 Mill Street

FRENCH

architects planners interiors

1/9/2020 BID DOCUMENTS

Croswell- Lexington Community Schools Middle School Roof Replacement

CITY,

MICHIGAN

2019-057.2

-0

.2

CL

CS

M idd le

Sc ho ol Ro of Re pla ce me nt

SCALE:

ROOF PLAN

ROOF

AREA 1

ROOF

AREA 2

ROOF

AREA 3

ROOF

AREA 5

ROOF

AREA 4

NO ROOF-

COURTYARD BELOW

ROOF REPLACEMENT AREA- REFER TO SCOPE OF WORK

EXIST. ROOFING TO REMAIN

LEGEND

A2.01

Middle School Roof- Aerial Image

DWJ

DWJ

DCJ

KEY PLAN

ISSUE DATE ISSUED FOR

CHECKED

APPROVED

DRAWN

PROJECT

SHEET

PROJECT NUMBER

SHEET NUMBER

c FRENCH ASSOCIATES, INC.

associates

F 248.656.7746 T 248.656.1377 48307 Rochester, MI 236 Mill Street

FRENCH

architects planners interiors

1/9/2020 BID DOCUMENTS

Croswell- Lexington Community Schools Middle School Roof Replacement

CITY,

MICHIGAN

2019-057.2

-0

.2

CL

CS

M idd le

Sc ho ol Ro of Re pla ce me nt

SCALE:

ROOF- AERIAL IMAGE

RS

RS

ROOF

AREA 1

ROOF REPLACEMENT AREA- REFER TO SCOPE OF WORK

EXIST. ROOFING TO REMAIN

LEGEND

6'-

403'-4"

1. MEYER ROOF AREA 1 REPLACEMENT IS ALTERNATE A1.

2. ROOF PLAN IS DIAGRAMATIC ONLY. ACTUAL DIMENSIONS MUST BE VERIFIED IN FIELD.

3. ALL ROOF STONE BALLAST THAT IS REMOVED WILL BE TURNED OVER TO THE OWNER. THE OWNER WILL PROVIDE A

LOCATION ON SITE FOR THE CONTRACTOR TO STOCKPILE THE STONE.

4. THE CONTRACTOR SHALL PERFORM AN INFRARED SCAN OF THE EXISTING ROOF PRIOR TO THE INSTALLATION OF

ANY NEW MATERIALS. THE INTENT OF THE SCAN IS TO IDENTIFY ANY AREAS OF WET ROOF INSULATION UNDER THE

EXISTING ROOF MEMBRANE.

5. PROVIDE ROOF TRAFFIC WALKWAY PADS AROUND ALL ROOF TOP EQUIPMENT AND AT EACH ROOF HATCH AND

PERMANENT LADDER.

NOTES

1. ROOF CONTRACTOR SHOULD VISIT THE SITE AND WALK THE ROOF DURING THE BID

PHASE.

2. ROOF CONTRACTOR MUST VERIFY LOCATION OF EXISTING ROOF DRAINS AND ROOF

EQUIPMENT DURING THE BID PHASE.

3. NEW ROOF MEMBRANE SHALL BE DURO-LAST. REFER TO SPECIFICATIONS.

4. ROOF DETAILS ARE SHOWN FOR REFERENCE ONLY. ROOF CONTRACTOR TO

PROVIDE APPROPRIATE DETAIL/ASSEMBLY PER MANUFACTURER'S REQUIREMENTS

TO OBTAIN ROOF SYSTEM WARRANTY AS SPECIFIED.

5. REFER TO SHEET A5.01 FOR TYPICAL ROOFING DETAILS. CONTRACTOR SHALL

VERIFY ALL EXISTING CONDITIONS AND DIMENSIONS ON THE PREMISES.

NOTES

AREA 1

A. REMOVE EXISTING STONE BALLAST AND STOCKPILE ON SITE.

B. MECHANICALLY FASTEN NEW DURO-LAST ROOF ON FAN-FOLD INSULATION OVER EXISTING ROOF MEMBRANE.

C. REMOVE EXISTING METAL EDGE AND COPING AND REPLACE WITH NEW 24 GAUGE METAL.

D. FLASH IN ALL EXISTING WALLS AND PENETRATIONS.

E. REMOVE CLAMPING RINGS FROM EXISTING ROOF SUMPS AND THOROUGHLY CLEAN DRAIN BOWLS AND CLAMPING

RINGS. THERE ARE 3 ROOF DRAINS IN ROOF AREA 1 AT MEYER. UTILIZE CAUTION TO PREVENT PLUGGING OF EXISTING

ROOF DRAINS DURING RE-ROOFING OPERATIONS.

F. REMOVE AND REPLACE ALL EXISTING FLASHING AT EXHAUST FANS.

G. REMOVE AND REPLACE PLUMBING VENT FLASHINGS.

H. EXISTING MECHANICAL UNITS SHALL REMAIN IN PLACE, AS WELL AS SHEET METAL COVERS FOR RAIL CURBS. THE

CORNERS OF RAIL CURBS SHALL BE SPLIT AND THE SIDES OF THE COVERS TURNED UP TO ACCOMMODATE THE

REMOVAL AND REPLACEMENT OF THE BASE FLASHINGS.

I. TEMPORARILY DISPLACE EXISTING SMALL MECHANICAL VENT COVERS FROM CURBS TO ACCOMMODATE THE

REMOVAL AND REPLACEMENT OF THE EXISTING BASE FLASHINGS.

J. EXISTING SUPPLY PIPING AND ELECTRICAL LINES ON THE ROOF SHALL BE TEMPORARILY SUPPORTED TO ALLOW FOR

INSTALLATION OF THE NEW ROOM MEMBRANE.

K. EXISTING SHEET METAL COPINGS AND GRAVEL STOPS AND RELATED HARDWARE AT ROOF PERIMETERS SHALL BE

COMPLETELY REMOVED AND DISCARDED.

L. REMOVE DEBRIS, SCRAP AND RUBBISH FROM BUILDING AND GROUNDS ON A DAILY BASIS. UPON COMPLETION OF

WORK, REMOVE EXCESS MATERIAL AND WASTE FROM SITE AND CLEAN ANY FINISH SURFACES MARKED BY ROOFING

WORK.

SCOPE OF WORK

A2.10

MEYER ELEMENTARY

ROOF PLAN-

ALTERNATE A1

DWJ

DWJ

DCJ

KEY PLAN

ISSUE DATE ISSUED FOR

CHECKED

APPROVED

DRAWN

PROJECT

SHEET

PROJECT NUMBER

SHEET NUMBER

c FRENCH ASSOCIATES, INC.

associates

F 248.656.7746 T 248.656.1377 48307 Rochester, MI 236 Mill Street

FRENCH

architects planners interiors

1/9/2020 BID DOCUMENTS

Croswell- Lexington Community Schools Middle School Roof Replacement

CITY,

MICHIGAN

2019-057.2

-0

.2

CL

CS

M idd le

Sc ho ol Ro of Re pla ce me nt

SCALE:

ROOF PLAN- ALTERNATE A1

RS

ROOF

AREA 1

ROOF REPLACEMENT AREA- REFER TO SCOPE OF WORK

EXIST. ROOFING TO REMAIN

LEGEND

A2.11

MEYER ELEMENTARY

ROOF AERIAL IMAGE-

ALTERNATE A1

DWJ

DWJ

DCJ

KEY PLAN

ISSUE DATE ISSUED FOR

CHECKED

APPROVED

DRAWN

PROJECT

SHEET

PROJECT NUMBER

SHEET NUMBER

c FRENCH ASSOCIATES, INC.

associates

F 248.656.7746 T 248.656.1377 48307 Rochester, MI 236 Mill Street

FRENCH

architects planners interiors

1/9/2020 BID DOCUMENTS

Croswell- Lexington Community Schools Middle School Roof Replacement

CITY,

MICHIGAN

2019-057.2

-0

.2

CL

CS

M idd le

Sc ho ol Ro of Re pla ce me nt

SCALE:

AERIAL IMAGE- ALTERNATE A1

TYPICAL ROOF NOTES

1.

2.

3.

4.

5.

CURED EPDM

MEMBRANE

FLASH ALL OUTSIDE CORNERS WITH TWO (2)

PIECES OF UNCURED ELASTOFORM FLASHING

AS PER DETAIL U-15-C OR WITH SURE-SEAL

OUTSIDE CORNER, AS PER DETAIL PS-15-F (SEE

NOTE 2)

SEALANT

REQUIRED ON ALL

CURED-TO- CURED

SPLICES APPROX.

1/2" (13 mm) FROM

EDGE

3" (75 mm) MIN.

PREFINISHED METAL

FLASHING

EPDM MEMBRANE

ROOFING

BONDING ADHESIVE

FASTENING PLATE

EPDM FLASHING

SPLICING CEMENT

LAP SEALANT

CURB OR SLEEPER

TREATED WOOD

NAILER

CURED MEMBRANE

OR WALKWAY BOARD

EPDM MEMBRANE

INSULATION

ALLOW 1/4" MIN. TO

1/2" MAX. (6 TO 13

mm) SPACING

BETWEEN

CONSECUTIVE

LENGTHS OF

TERMINATION BAR.

LAP SEALANT

WATER CUT-OFF

MASTIC

PREFIN. METAL

COUNTERFLASHING

TERMINATION BAR

BONDING ADHESIVE

EPDM MEMBRANE

COLD PIPE

LAP SEALANT

SPLICING CEMENT

UNCURED

ELASTOFORM

FLASHING

LAP SEALANT

EPDM MEMBRANE

NOTES:

REMOVE ALL LEAD AND OTHER FLASHING BEFORE

INSTALLING FIELD- FABRICATED PIPE SEAL.

SECUREMENT REQUIRED AROUND ALL PIPES

GREATER THAN 18 INCHES (500 mm) IN DIAMETER.

UNCURED ELASTOFORM FLASHING WRAPPED

AROUND THE PIPE SHALL HAVE 3" (75 mm) MINIMUM

SPLICE.

A HEAT GUN MUST BE USED WHEN FORMING

FLASHING.

ON MECH-FASTENED ROOFING SYSTEMS,

ADDITIONAL MEMBRANE SECUREMENT IS

REQUIRED.

PRESSURE-SENSITIVE UNCURED FLASHING

IN CONJUNCTION WITH PRIMER CAN BE

USED IN LIEU OF ELASTOFORM FLASHING.

APPLY LAP SEALANT WHERE

PRESSURE-SENSITIVE PIPE FLASHING

INTERSECTS A FIELD SPLICE.

PREFINISHED METAL

COPING

EPDM MEMBRANE

BONDING ADHESIVE

BOILER STACK

HEAT RESISTANT

SEALANT

RAIN HOOD

UNCURED

ELASTOFORM

FLASHING

TREATED WOOD

NAILER

SPLICING CEMENT

LAP SEALANT

EPDM MEMBRANE

METAL COLLAR

1/2" TO 6-1/2"

APPROX.

1-1/2"

2" MIN.

2" MIN.

3" 3"

WATER CUT-OFF

MASTIC

STAINLESS STEEL

CLAMPING RING

PRE-MOLDED

PRESSURE-SENSITIVE

PIPE SEAL

EPDM MEMBRANE

INSULATION

CENTER T-JOINT

COVERS OVER

SPLICE EDGE AT

OVERLAP OF PIPE

BOOT FLANGE

IN-SEAM SEALANT

LAP SEALANT

NOTES:

REMOVE ALL LEAD AND OTHER

FLASHING.

PIPE SEAL MUST HAVE INTACT RIB AT

TOP EDGE, REGARDLESS OF PIPE

DIAMETER.

DECK FLANGES OF THE PRE-MOLDED

PIPE SEAL SHALL NOT BE

OVERLAPPED, CUT OR APPLIED OVER

ANY ANGLE CHANGE.

ON MECH-FASTENED ROOFING SYSTEMS,

ADDITIONAL MEMBRANE SECUREMENT IS

REQUIRED

BONDING

ADHESIVE

REINFORCED

EPDM

MEMBRANE

CLAMPING RING

WATER CUT-OFF

MASTIC

NON-REINFORCED

EPDM MEMBRANE

LAP SEALANT

SPLICING CEMENT

IN-SEAM SEALANT

ALL BOLTS AND CLAMPS MUST BE IN PLACE

TO PROVIDE CONSTANT COMPRESSION ON

WATER CUT-OFF MASTIC.

CUT THE MEMBRANE SO IT EXTENDS A

MINIMUM OF 1/2" (13 mm) FROM THE

ATTACHMENT POINTS OF THE DRAIN

CLAMPING RING.

HOLE IN MEMBRANE MUST EXCEED SIZE OF

DRAIN PIPE.

INSULATION TAPER SHALL NOT BE STEEPER

THAN 6" (150 mm) (VERTICAL) IN 12" (300 mm)

(HORIZONTAL).

3" MIN.

36" MIN.

12" O.C.

3" MIN.

AT CORNERS, 6" WIDE .045" REINF.

EPDM (RUSS) MUST BE INSTALLED

12" MAX. FROM THE BASE OF THE

WATERDAM AND SHALL EXTEND

36" MIN. IN EACH DIRECTION.

METAL FASCIA

20 GAUGE GALV.

METAL SPRING CLIPS

24" O.C. MAX.

SPLICING CEMENT

BONDING ADHESIVE

1" GALV. ROOFING

NAIL 12" O.C. MAX.

BONDING ADHESIVE

EPDM MEMBRANE

INSULATION

TREATED WOOD

NAILER

26 GAUGE GALV

METAL WATER DAM

.045" REINF. EPDM

MEMBRANE (RUSS)

SEAM FASTENING

PLATE 12" O.C. MAX.

NOTES:

TREATED WOOD NAILER MUST EXTEND

PAST TOTAL WIDTH OF GRAVEL STOP

DECK FLANGE.

6" WIDE UNCURED ELASTOFORM FLASHING

OR PRESSURE-SENSITIVE FLASHING MAY

ALSO BE CENTERED OVER FIELD SPLICE AT

ANGLE CHANGE.

AT GUTTER EDGES, SCUPPERS MUST BE

PROVIDED FOR DRAINAGE.

NOTES:

FASTEN MEMBRANE FLASHING

12" (300 mm) ON CENTER. IF

FASTENER PENETRATES METAL

COUNTERFLASHING, USE EPDM

WASHER, APPLY WATER

CUT-OFF MASTIC OR CAULK

FASTENER HEAD.

IF VERTICAL SPLICE IS NOT

LOCATED AT CORNER, 6" (150

mm) WIDE UNCURED

ELASTOFORM FLASHING OR

PRESSURE-SENSITIVE FLASHING

MUST BE CENTERED OVER

FIELD SPLICE AT ANGLE

CHANGE.

FASTENING PLATES MAY BE

INSTALLED HORIZONTALLY.

NOTES:

APPLY ON HARD SMOOTH SURFACE

ONLY, NOT FOR USE ON WOOD.

WATER CUT-OFF MASTIC MUST BE HELD

UNDER CONSTANT COMPRESSION.

DO NOT WRAP COMPRESSION

TERMINATION AROUND CORNERS.

T-JOINT COVER

SEE NOTE

SCALE:

CURB FOR MECHANICAL UNIT

N.T.S.

A

SCALE:

EQUIPMENT SUPPORT

N.T.S.

B

SCALE:

LIGHT METAL PARAPET CAP

N.T.S.

E

SCALE:

PLUMBING VENT FLASHING

N.T.S.

D

SCALE:

WALL FLASHINGS FOR

CONCRETE WALLS AND PARAPETS

N.T.S.

C

SCALE:

ROOF DRAIN

N.T.S.

H

SCALE:

PREMOLDED PIPE FLASHING

N.T.S.

G

SCALE:

STACK FLASHING

N.T.S.

F

SCALE:

ROOF EDGE

N.T.S.

L

3" MIN

3" MIN

1/2 " M

IN

3" MIN1" MIN

MEMBRANE ROOFING

DETAILS

A5.01

DWJ

DWJ

DCJ

KEY PLAN

ISSUE DATE ISSUED FOR

CHECKED

APPROVED

DRAWN

PROJECT

SHEET

PROJECT NUMBER

SHEET NUMBER

c FRENCH ASSOCIATES, INC.

associates

F 248.656.7746 T 248.656.1377 48307 Rochester, MI 236 Mill Street

FRENCH

architects planners interiors

1/9/2020 BID DOCUMENTS

Croswell- Lexington Community Schools Middle School Roof Replacement

CITY,

MICHIGAN

2019-057.2

-0

.2

CL

CS

M idd le

Sc ho ol Ro of Re pla ce me nt

File details come from the government source that posted it. Updated .