GENERAL NOTES

1. PROVIDE ALL SUPPORTING DOCUMENTS INCLUDING SHOP DRAWINGS, LABOR, EQUIPMENT, AND MATERIALS REQUIRED AND SPECIFIED IN THE

CONSTRUCTION DOCUMENTS TO PERFORM THE SCOPE OF WORK.

2. COMPLY WITH ALL APPLICABLE STATE AND FEDERAL CODES AND LAWS. IN ADDITION, COMPLY WITH MANUFACTURER'S GUIDELINES TO OBTAIN

MANUFACTURER'S WARRANTY.

3. SUBMIT LOGISTIC PLAN, PRODUCT DATA, TAPERED PLAN, AND SHOP DRAWINGS TO CONSTRUCTION MANAGER,OWNER AND CONSULTANT FOR

APPROVAL BEFORE STARTING CONSTRUCTION WORK.

4.FIELD VERIFY ALL EXISTING CONDITIONS RELATED TO THE PROJECT SCOPE OF WORK. NOTIFY THE CONSTRUCTION MANAGER, CONSULTANT AND OWNER OF EXISTING CONDITIONS THAT DIFFER FROM THOSE SPECIFIED OR EXISTING CONDITIONS THAT MAY IMPACT THE SCOPE OF

WORK, PERFORMANCE, SCHEDULE, OR PROJECT COSTS.

5. WHERE NEW SHEET METAL COMPONENTS ARE REQUIRED, COMPLY WITH THE FOLLOWING REQUIREMENTS:

A. SHEET METAL WORK IS TO COMPLY WITH SMACNA, ANSI/SPRI ES-1.

B. SHEET METAL COPING IS TO HAVE CONTINUOUS WIND CLEATS FASTENED AT A MINIMUM OF 12" O.C. CLEATS ARE TO BE ONE GAUGE

HEAVIER THAN THE MATERIAL BEING ATTACHED.

C.EXPOSED SHEET METAL EDGES ARE TO BE HEMMED.

D.SHEET METAL RECEIVING AN ELASTOMERIC SEALANT IS TO BE PRIMED AS REQUIRED IN THE MANUFACTURER'S PRINTED SPECIFICATIONS.

SEALANT COLORS ARE TO BE FROM THE MANUFACTURER'S STANDARD COLORS THAT MOST CLOSELY MATCH THE MATERIAL TO WHICH IT

IS APPLIED.

6. CLEAN THE BUILDING, GROUNDS, AND ANY SURROUNDING STRUCTURES AND RESTORE THE LANDSCAPING TO ITS ORIGINAL CONDITION USING

APPROVED MATERIALS.

7. ELECTRICAL DISCONNECTS AND RE-CONNECTS: ALL ELECTRICAL DISCONNECTS AND RE-CONNECTS SHALL BE PERFORMED BY A LICENSED

ELECTRICIAN

8. CONTRACTOR TO PROVIDE BARRICADES, DETOUR SIGNS, AND ORANGE FLEXIBLE FENCING AS REQUIRED AND PROTECTION FOR MATERIALS AND TRAFFIC. MAINTAIN PEDESTRIAN AND OCCUPANT ACCESS AND EGRESS TO AND FROM BUILDINGS AT ALL TIMES.

9. SEE WIND PRESSURE DATA AS WELL AS DIMENSIONS FOR PERIMETER AND CORNER AREAS ON EACH ROOF.

10. ACCESS TO ALL ROOFS FOR CONSTRUCTION SHALL BE AS DESIGNATED BY OWNER. STORAGE AREA FOR MATERIALS SHALL BE IN PARKING

LOT AS DESIGNATED BY FACILITY STAFF.

11. COORDINATE LOCATION OF MATERIAL DEMOLISHED/REMOVED FROM ROOF WITH FACILITY STAFF.

12. DRAWINGS ARE PRODUCED AT 17 x 11 SIZE. ANY SCALE SHOWN IS APPLICABLE WHEN PRINTED AT THIS SIZE. NOTE THAT ROOF DETAILS ARE

NOT SCALED.

13. CONTRACTOR IS RESPONSIBLE FOR ANY AND ALL PERMITS REQUIRED BY LOCAL GOVERNMENTAL AGENCIES.

14. CONTRACTOR RESPONSIBLE FOR PROTECTING EXISTING ADJACENT LAWN AREAS, ABOVE GROUND AND UNDERGROUND UTILITIES, PAVING, AND EXTERIOR BUILDING WALLS FROM DAMAGE.

ANY DAMAGE DUE TO CONTRACTOR OPERATIONS SHALL BE REPAIRED TO MATCH EXISTING CONDITIONS AT CONTRACTOR'S EXPENSE.

15. CONTRACTOR RESPONSIBLE TO VERIFY ALL ROOF MEASUREMENTS. NO ADDITIONAL PAYMENT FOR INCORRECT MEASUREMENTS SHOWN

ON PLANS WILL BE PROVIDED

SITE MAP IMHI WAREHOUSE

INDEPENDENCE MENTAL HEALTH (IMHI) WAREHOUSE

ROOF REPLACEMENT - DAS #9497

WIND DESIGN UPLIFT PRESSURES

ASCE 7-22

Level A - Roof height -12.5 feet Risk Category - II Wind Speed 110 mph Enclosed Building Exposure Surface Roughness B Topo factor =1.0 Ground Elev factor = 1.0

USE

Ultimate Pressures Design pressure (ultimate x 1.2) Field Int - 16 psf 25.3. psf Field Ext.- 28 psf 33.6psf Perimeter - 37 psf 44.4 psf Corner - 51 psf 61.2 psf

Perimeter 0.6 h = 8 feet Corner L shaped 0.2 h - use 4 feet each way (rounded to nearest 4 foot dimension)

Canopy roof - entire roof is corner area with uplift pressure of 61.2 psf

LEVEL A ROOF CONSTRUCTION NOTES

1. EXISTING ROOFING SYSTEM IS AS FOLLOWS :

METAL DECK, BUILT-UP ROOF WITH GRAVEL EMEBEDDED IN FELTS, PERLITE AND FIBERBOARD INSULATION, ASPHALTIC FELT WITH EMBEDDED GRAVEL, FIBERBOARD AND 60 MIL ADHERED EPDM. PROBES INDICATE 2.5 INCHES PERLITE AND 0.5 INCH FIBERBOARD ONE FOOT FROM BOTH THE NORTH AND SOUTH EDGES DIRECTLY UNDER EPDM. INSULATION TYPE AND THICKNESS BELOW BUR NOT VERIFIED. NEAR A ROOF DRAIN 0.5 INCHES

PERLITE AND 0.5 INCH FIBERBOARD DIRECTLY UNDER EPDM. CONTRACTOR TO FIELD VERIFY

INSULATION/ASSEMBLY TYPES AND THICKNESS.

ALL INSULATION MECHANICALLY FASTENED THROUGH INSULATION TO METAL DECK.

2.BASE BID- REMOVE EXISTING MEMBRANE AND INSULATION TO METAL DECK INSTALL NEW TAPERED POLYISO

STARTING AT 2 INCH THICKNESS AT OUTER EDGE OF DRAIN SUMP (8' X8').

TAPERED SLOPE 1/8 INCH PER FOOT SLOPE, MECHANICALLY FASTEN ALL POLYISO INSULATION LAYERS.

INSTALL NEW COVERBOARD IN INSULATION ADHESIVE AND NEW 60 MIL EPDM ADHERED SHEET. PROVIDE 25

YEAR MANUFACTURER'S WARRANTY AND OTHER WARRANTIES AS SPECIFIED.

CANOPY ROOF

CONSTRUCTION NOTES

1.EXISTING ROOFING SYSTEM ON CANOPY ROOF AS FOLLOWS: METAL DECK, BUILT-UP ROOF FELTS WITH

EMBEDDED GRAVEL, 0.5 INCH THICK FIBERBORD AND PERLITE INSULATION THAT VARIES FROM 2.25 INCHES TO

2.75 INCHES THICK AND 60 MIL ADHERED EPDM.

2.BASE BID CANOPY - REMOVE EXISTING MEMBRANE AND INSULATION TO METAL DECK INSTALL NEW TAPERED POLYISO 1/8 INCH PER FOOT SLOPE STARTING AT 1 INCH THICKNESS AT OUTER EDGE OF DRAIN SUMP (4' X4').

INSTALL NEW COVERBOARD FOR MEMBRANE/INSULATION SYSTEM IN INSULATION ADHESIVE AND NEW 60 MIL EPDM ADHERED SHEET. PROVIDE 25 YEAR MANUFACTURER'S WARRANTY AND OTHER WARRANTIES AS

SPECIFIED.

TITLE SHEET

R0

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SHEET TITLE

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IMHI Warehouse Roof Replacement - DAS #9497

2277 IOWA AVE.,

INDEPENDENCE, IA 50644

PROJECT INFORMATION

52-2797

NOTES:

ISSUED DATE

REVIEWED BY DS

DRAWN BY JBF

DATE

REVISED DATE

I HEREBY CERTIFY THAT THIS DOCUMENT WAS

PREPARED BY ME OR UNDER MY DIRECT

PERSONAL SUPERVISION AND THAT I AM A DULY

CERTIFIED REGISTERED ROOF CONSULTANT BY

THE INTERNATIONAL INSTITUTE OF BUILDING

ENCLOSURE CONSULTANTS

DARRELL SMITH, P.E

20LICENSE NUMBER 11460

PAGES OR SHEETS COVERED BY THIS SEAL

03/16/2026

IMHI ROOF REPLACEMENT

LOCATION

DARRELL L.

SMITH

11460

SHEETS R0-R2, S1

03/16/2026

1 & 1A R2

1 & 1A R2

1 & 1A R2

R2

P

98'-2"

'-2

33'-4" 32'-1"

8' 8'

8'

8'

A

9604 SQFT

R2

R2

R2

4' 4'

R2

R2

1 & 1A R2

18'-4"

4' -2

LEGEND

A

P

ROOF AREA

ROOF DRAIN IN SUMP

PERIMETER ZONE

PLUMBING VENT

FIELD OF ROOF EXTEND

CORNER WIND ZONE

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IMHI Warehouse Roof Replacement - DAS #9497

2277 IOWA AVE.,

INDEPENDENCE, IA 50644

PROJECT INFORMATION

52-2797

NOTES:

ISSUED DATE

REVIEWED BY DS

DRAWN BY JBF

DATE

REVISED DATE

1/8" - 1'0"

ROOF PLAN 1

R1

ROOF PLAN

02/26/2026

NEW SEALANT (IF REQUIRED)

NEW PRE-FINISHED SHEET-METAL

GRAVEL STOP

NEW FIELD SHEET

EXTENDED BELOW

BLOCKING

NEW WOOD NAILERS

ATTACHED TO

SUBSTRATE¾OVERALL

THICKNESS TO MATCH

INSULATION, WIDTH TO

MATCH EXISTING

NAILER WIDTH

NEW SELF-ADHERING MEMBRANE FLASHING

(EXTEND APPROX. 2'' BEYOND FLANGE)

APPROX. 2''

NEW BONDING ADHESIVE

SEALANT WATER BLOCK

EXISTING DECK

(METAL - LEVEL A;

WOOD - CANOPY)

NEW TAPERED INSULATION

NEW COVERBOARD

NEW 60 MIL EPDM

NOTE: SEE DETAIL 1A/R2

FOR NAILER ATTACHMENT

NEW CONT.

CLEAT AND

PRE-FINISHED

METAL FASCIA

MIN. 1"

FASTENERS 16" O.C. @

PERIMETER - 10" O.C. @

CORNER ZONES

(FASTENERS REQUIRED

@ LOWEST BLOCK)

1/2"

3/4" FASTENERS @ 3" O.C.

STIFFENER

TAPERED INSULATION SUMP

INSTALL COMPATIBLE SEALANT

BETWEEN DRAIN BOWL FLANGE

AND ROOF MEMBRANE

ROUND CUT IN EPDM MEMBRANE

EXTENDED APPROX. 1'' PAST

CLAMPING RING. HOLE IN MEMBRANE

SHALL BE LARGER THAN DRAIN PIPE

DIAMETER.

EXISTING CAST-IRON DRAIN

BOWL

EXISTING CLAMPING RING

EXISTING METAL ROOF

DECK (LEVEL A), WOOD

DECK (CANOPY ROOF)

EXISTING DRAIN

STRAINER

NEW 60 MIL EPDM

NEW COVERBOARD

NEW TAPERED

INSULATION

2"

4'-0"

TYP. SUMP DIM. 4'-0"

NEW SEALANT (IF

REQUIRED)

NEW PREMANUFACTURED

MEMBRANE FLASHING

INSTALL NEW SEALANT

OR SEALANT TAPE

BETWEEN PIPE AND

PREMANUFACTURED

MEMBRANE FLASHING

EXISTING PLUMBING

VENT STACK

NEW DRAWBAND

NEW SEALANT

BASE MEMBRANE

ATTACHMENT AS

REQUIRED FOR

SPECIFIC SYSTEM

NEW 60 MIL EPDM

NEW COVERBOARD

NEW TAPERED

INSULATION

EXISTING METAL DECK

NEW REINFORCED MEMBRANE

ATTACHMENT STRIP WITH SEAM

PLATES AND FASTENERS

INSTALL NEW COMPATIBLE

SEALANT BEHIND MEMBRANE

NEW TERMINATION BAR FASTENED

WITH APPROPRIATE FASTENERS

APPROX. 12'' O.C.

INSTALL COMPRESSIBLE

ELASTOMERIC SEALANT OR

TAPE TO SPAN IRREGULARITIES

NEW PRE-FINISHED SHEET-METAL

COUNTERFLASHING

INSTALL APPROPRIATE SEALANT

(E.G., POLYURETHANE) AND TOOL

TO FACILITATE WATER RUNOFF

NEW FASTENERS

8' ' M

IN

IM

U M

FL

A

S H

IN

G

H E

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H

T

NEW ADHERED MEMBRANE FLASHING

EXISTING MASONRY WALL

NEW 60 MIL EPDM

NEW COVERBOARD

NEW TAPERED INSULATION

EXISTING WOOD DECK21

4"21

4"

P

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NEW 2X6 WOOD

BLOCKING

FOR 2X4 WOOD

BLOCKING CENTER

SCREWS 24" @

PERIMETER, 12" @

CORNER AREA,

STARTING 3" FROM EACH

EDGE - 1 1/4" FROM EACH

EDGE STAGGERED

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SHEET TITLE

SHEET NO.

IMHI Warehouse Roof Replacement - DAS #9497

2277 IOWA AVE.,

INDEPENDENCE, IA 50644

PROJECT INFORMATION

52-2797

NOTES:

ISSUED DATE

REVIEWED BY DS

03/16/2026

DRAWN BY JBF

REVISED DATE

DATE

ROOF DETAILS

ADDENDUM #1

R2

EMBEDDED EDGE-METAL FLASHING1 ROOF DRAIN2

PLUMBING VENT3 BASE FLASHING WITH SURFACE MOUNTED COUNTER-FLASHING AT MASONRY WALL4

BLOCKING ATTACHMENT1A