ATTACHMENT 2 - DRAWINGS.pdf

PHILADELPHIA

HARRISBURG

COVER SHEET

G-001 1 9

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

VICINITY MAP

H A Z - O P S B U I L D I N G R O O F R E P L A C E M E N T

U.S. DEPARTMENT OF AGRICULTURE | AGRICULTURAL RESEARCH SERVICE

DRAWING NO. SHEET DRAWING TITLE

GENERAL

G-001 COVER SHEET

DRAWING INDEX

ERRC MAP

MAY 20, 2024

EASTERN REGIONAL RESEARCH CENTER (ERRC) | WYNDMOOR, PA

A-E CONTRACT NUMBER: 12305B21D0013

A-E ORDER NUMBER: 12305B23F0243

AD101 ROOF PLAN - EXISTING / DEMOLITION

AD102

A-101 ROOF PLAN - RENOVATION

ARCHITECTURAL

PHOTOS - EXISTING CONDITIONS

G-002 ARCHITECTURAL GENERAL NOTES2

A-102 PARTIAL FLOOR PLAN & RCP - RENOVATION - BID OPTION 016

A-501 ROOF DETAILS7

SCRANTON

PITTSBURGH

ALLENTOWN

YORK

KLINGERSTOWN

WYNDMOOR

HAZ-OPS BUILDING

EASTERN REGIONAL RESEARCH CENTER

600 EAST MERMAID LANE

WYNDMOOR, PA 19038

BID OPTION 01

PROVIDE ROOF HATCH, SHIPS LADDER AND ALL ASSOCIATED WORK AS DEPICTED THROUGHOUT THESE DRAWINGS. SEE PARTIAL REFLECTED CEILING PLAN ON SHEET A-102 FOR ADDITIONAL INFORMATION.

BASE BID

EXISTING ROOFING ASSEMBLIES ACROSS ROOF AREAS 'A', 'B', 'C', 'D', AND 'E' SHALL BE REMOVED IN THEIR ENTIRETY DOWN TO THE EXISTING ROOF DECKS. A FULLY ADHERED EPDM ROOF MEMBRANE SHALL BE INSTALLED AND ALL ROOF INSULATION, FLASHING, COPINGS, DOWNSPOUTS, ETC. SHALL BE REPLACED AS

DEPICTED THROUGHOUT THESE DRAWINGS.

NORTH NORTH

A-502 ROOF DETAILS8

A-503 ROOF DETAILS9

PROJECT

LOCATION

ARCHITECTURAL GENERAL NOTES

G-002 2 9

ARCHITECTURAL GENERAL NOTES

00 - PROCUREMENT AND CONTRACTING

0.1 REVIEW BY ALL PARTIES: CONTRACTOR SHALL ENSURE THAT ALL SUBCONTRACTORS AND

SUPPLIERS REVIEW AND ABIDE BY THE TERMS OF THESE GENERAL NOTES FOR CONTRACT

COMPLIANCE.

0.2 RELATIONSHIP TO CONSTRUCTION DOCUMENTS: GENERAL NOTES ARE MEANT TO COMPLEMENT

AND/OR EMPHASIZE INFORMATION PRESENTED IN THE CONTRACT DOCUMENTS. THE

CONTRACTOR SHALL NOTIFY THE CONTRACTING OFFICER WHERE A CONFLICT ARISES BETWEEN

THE FOLLOWING GENERAL NOTES AND REMAINING CONTRACT DOCUMENTS DURING BIDDING

AND FOR THE DURATION OF THE PROJECT. IF A CONFLICT ARISES DURING BIDDING THAT CANNOT BE LEGALLY CLARIFIED BY THE CONTRACTING OFFICER, THE CONTRACTOR SHALL BASE THE BID

ON THE MOST EXPENSIVE COMBINATION OF QUALITY AND QUANTITY OF WORK INDICATED.

0.3 KEYED NOTES: WHERE PROVIDED, NUMBERED NOTES ARE KEYED ON THE DRAWINGS TO

DEMONSTRATE AN EXAMPLE OF A PARTICULAR CONDITION AT THE TIME OF DRAWING

PREPARATION AND ARE NOT INCLUSIVE OF ALL INSTANCES OF THAT CONDITION. THEREFORE,

KEYED NOTES SHALL ALSO APPLY AS GENERAL NOTES FOR SITUATIONS OF THE SAME

CONDITION.

01 - GENERAL REQUIREMENTS

1.1. FIELD CONDITIONS DURING BIDDING: CONTRACTOR IS RECOMMENDED TO VISIT THE SITE TO OBSERVE THE EXISTING FIELD CONDITIONS DURING BIDDING TO ENSURE THAT ALL CONDITIONS

ARE ACCOUNTED. KNOWN OMISSIONS AND ERRORS BY THE CONTRACTOR OR A

SUBCONTRACTOR SHALL BE BROUGHT TO THE CONTRACTING OFFICER'S ATTENTION FOR

CLARIFICATION.

1.2. PUBLIC SAFETY: THE CONTRACTOR SHALL COORDINATE WITH THE JURISDICTION HAVING

AUTHORITY TO ENSURE PUBLIC SAFETY AROUND THE CONSTRUCTION LIMITS AT ALL TIMES.

1.3. DIMENSIONS: CONTRACTOR TO FIELD VERIFY ALL DIMENSIONS.

1.4. ANGLES: ALL ANGLES ARE 45 AND 90 DEGREES, UNLESS NOTED OTHERWISE.

1.5. CONSTRUCTION LIMITS: THE CONTRACTORS SHALL KEEP THEIR EMPLOYEES WITHIN THE

DEFINED, CONTROLLED CONSTRUCTION LIMITS AT ALL TIMES, OR AS DIRECTED BY THE GENERAL

CONTRACTOR. THE GENERAL CONTRACTOR SHALL KEEP THE CONTRACTING OFFICER INFORMED

OF ANY OCCASIONS WHEN WORKERS NEED TO BE OUTSIDE THE CONSTRUCTION LIMITS.

02 - EXISTING CONDITIONS

2.1. VERIFY EXISTING CONDITIONS: THE CONTRACTOR SHALL VERIFY EXISTING SITE CONDITIONS AS

THEY RELATE TO THE CONSTRUCTION DOCUMENTS AND REPORT ANY AND ALL DISCREPANCIES

TO THE CONTRACTING OFFICER IN WRITING WITHIN 24 HOURS.

2.2. SITE DEMOLITION: THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE REMOVAL OR

MODIFICATION OF ANY AND ALL EXISTING CONDITIONS REQUIRED TO ACCOMPLISH THE WORK.

05 - METALS

5.1. STEEL FINISH: ALL STEEL EXPOSED TO EXTERIOR WEATHER CONDITIONS SHALL BE GALVANIZED

AND PAINTED.

5.2. EXTERIOR FASTENERS: USE HOT DIP GALVANIZED OR STAINLESS STEEL FASTENERS AT ALL

EXTERIOR CONDITIONS. CONTRACTOR SHALL CONFIRM THAT ALL FASTENERS SUIT LOAD AND

CONDITIONS.

06 - WOOD & PLASTICS

6.1. TREATED WOOD: ALL WOOD IN CONTACT WITH MASONRY, CONCRETE, OR STEEL SHALL BE

PRESSURE PRESERVATIVE TREATED (PT); SEE SPECIFICATIONS AND DRAWINGS.

07 - THERMAL PROTECTION

7.1. MOLD AND MILDEW PLAN: THE CONTRACTOR SHALL PROVIDE A COMPLETE PHOTOGRAPHIC

RECORD OF THE ENTIRE INSTALLATION PROCESS AND COMPLETED INSTALLATION OF EACH

ROOF AREA REQUIRED FOR THIS WORK. ALL PHOTOGRAPHS SHALL BE DATE-STAMPED WITH

LOCATIONS NOTED ON THE AS-BUILT SET OF DRAWINGS. PHOTOGRAPHIC COVERAGE SHALL

INCLUDE AT LEAST 50% OF EACH INSTALLED ROOF AREA.

7.2. WATER TESTING OF ROOF DRAINS: THE CONTRACTOR SHALL PERFORM WATER TESTING OF

ROOF DRAINS IN ACCORDANCE WITH THE MEMBRANE ROOFING SPECIFICATIONS AND SHALL

PERFORM WATER TESTING OF THE ROOF DRAIN PIPING IN ACCORDANCE WITH SECTION 312 OF

THE INTERNATIONAL PLUMBING CODE. ANY DEFICIENCIES IN THE ROOF DRAIN ASSEMBLY OR

DRAINAGE PIPING SHALL BE CORRECTED AND RE-TESTED.

7.3. INSULATION AND VAPOR BARRIERS: THE CONTRACTOR IS RESPONSIBLE FOR MAINTAINING THE

CONTINUITY OF THE BUILDING INSULATION AND VAPOR BARRIERS WHEN SEPARATING

CONDITIONED, UNCONDITIONED, AND SEMI-CONDITIONED SPACES.

7.4. ROOF PENETRATIONS: WHERE PLUMBING, MECHANICAL, ELECTRICAL DEVICES, AND EQUIPMENT

PENETRATE ROOF, PROVIDE FLASHING CAPS, ROOFING MASTIC AND MEMBRANES AS REQUIRED

TO MAKE PENETRATIONS THOROUGHLY WATERTIGHT. USE MATERIALS COMPATIBLE WITH ROOF

MATERIAL. PROTECT VENTS FROM ULTRAVIOLET LIGHT AS RECOMMENDED BY MANUFACTURER.

AT MINIMUM, WHEN DETAILS AND ROOFING MANUFACTURER REQUIREMENTS ARE NOT

AVAILABLE, COMPLY WITH NATIONAL ROOFING CONTRACTORS ASSOCIATION (NRCA) ROOFING

DETAILS AND GUIDELINES. ALL PENETRATIONS IN ROOF CONSTRUCTION SHALL BE PERFORMED

BY A QUALIFIED ROOFING CONTRACTOR AND AS PART OF THE ROOF WARRANTY.

7.5. SHEET METAL WORK: ALL SHEET METAL WORK, INCLUDING METAL GAUGE THICKNESS, WALL

FLASHING, GUTTERS, DOWNSPOUTS, EXPANSION JOINTS, FASCIA METAL, ETC. SHALL COMPLY

WITH THE STANDARDS AND RECOMMENDED PRACTICES OF THE SHEET METAL AND

AIR-CONDITIONING CONTRACTORS NATIONAL ASSOCIATION. (SMACNA).

7.6. GUTTER EXPANSION JOINTS: GUTTER EXPANSION JOINTS ARE REQUIRED AT A MAXIMUM OF 50'-0".

7.7. METAL FLASHING FINISH: ALL METAL ROOF AND WALL FLASHING, EDGE STRIPS, EXTERIOR TRIM, DOWNSPOUTS, AND GUTTERS SHALL BE FACTORY FINISHED AND COMPATIBLE WITH SPECIFIED

ROOFING SYSTEM (WHERE APPLICABLE).

7.8. JOINT SEALANTS: PROVIDE CAULKING AND/OR SEALANT AT ALL CRACKS AND INTERSECTIONS OF

MATERIALS WHERE WEATHER-TIGHTNESS OR INSECT CONTROL IS NEEDED OR WHERE

APPEARANCE IS IMPORTANT. THE INTENT IS A NEAT, WEATHER-TIGHT, FINISHED PROJECT AT ALL

LOCATIONS AFFECTED BY THIS WORK.

7.9. SEALANT COLORS: ALL EXTERIOR SEALANT COLORS SHALL MATCH THE ADJACENT SURFACE.

09 - FINISHES

9.1. PAINT: ALL SURFACES IN THE PROJECT THAT ARE NOT PRE-FINISHED AND ARE PAINTABLE IN

NATURE SHALL BE PAINTED. SEE SPECIFICATIONS FOR PAINTING REQUIREMENTS.

32 - EXTERIOR IMPROVEMENTS

32.1. REPAIRS TO DAMAGE CAUSED DURING CONSTRUCTION: THE CONTRACTOR IS RESPONSIBLE FOR

MAINTAINING A CLEAN SITE AND USABLE ROADS DURING THE CONSTRUCTION PROCESS. ANY

DAMAGE CAUSED BY CONSTRUCTION SHALL BE REPAIRED BY THE CONTRACTOR TO THE

CONDITION PRIOR TO DAMAGE OCCURRING.

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

RD

EX

IS

TI

NG

SL

OP

E

ROOF PLAN - EXISTING / DEMOLITION

AD101

3 9

ROOF PLAN - EXISTING / DEMOLITION

GENERAL DEMOLITION NOTES

1. THESE NOTES APPLY TO ALL DEMOLITION WORK FOUND WITHIN THE BID DOCUMENTS.

2. ALL DIMENSIONS REFERENCING THE EXISTING STRUCTURE ARE +/- THE GIVEN MEASUREMENT, WHETHER

INDICATED OR NOT. THE CONTRACTOR SHALL FIELD VERIFY ALL DIMENSIONS AND EXISTING CONDITIONS PRIOR TO PERFORMING WORK OR FABRICATION/PURCHASE OF EQUIPMENT, MATERIALS AND ASSEMBLIES. THE CONTRACTOR SHALL CONSULT THE CONTRACTING OFFICER IMMEDIATELY IF DISCREPANCIES ARE FOUND WITHIN THE BID DOCUMENTS AND/OR BETWEEN THE BID DOCUMENTS AND EXISTING SITE CONDITIONS.

3. THE CONTRACTOR SHALL ENSURE THE MEANS OF EGRESS REMAINS CLEAR OF DEBRIS THROUGHOUT THE

DURATION OF CONSTRUCTION.

4. THE DEMOLITION PLANS APPROXIMATE THE EXTENT OF DEMOLITION. THE CONTRACTOR IS RESPONSIBLE TO

REMOVE ALL THAT IS REQUIRED IN ORDER TO ACCOMPLISH THE WORK.

5. THE CONTRACTOR IS RESPONSIBLE FOR THE BUILDING AND THE SURROUNDING SITE. ENSURE THAT ALL BUILDING AND SITE UTILITIES ARE SAFELY LOCATED, MONITORED AND PROTECTED DURING DEMOLITION. THE CONTRACTOR SHALL CONTROL THE SPREAD OF DUST AND DEBRIS OUTSIDE OF THE WORK AREAS.

6. THE CONTRACTOR IS RESPONSIBLE FOR KEEPING THE DEMOLITION WORK AREA SAFE BY SHORING AND BRACING THE BUILDING AS REQUIRED DURING DEMOLITION AND DEBRIS REMOVAL. THE PROJECT IS DESIGNED TO BE VIABLE IN ITS FULLY CONSTRUCTED, FINAL CONFIGURATION. IT IS THE CONTRACTOR'S RESPONSIBILITY TO ENSURE THE SAFETY AND STABILITY OF ALL COMPONENTS DURING CONSTRUCTION. THE CONTRACTING

OFFICER SHALL BE CONTACTED WHENEVER UNCLEAR CONDITIONS EXIST.

7. ALL DEMOLITION DEBRIS SHALL BE REMOVED FROM THE PROJECT LIMITS AND DISPOSED OF IN A MANNER AS REQUIRED BY LAW AND LOCAL REGULATIONS. WASTE DISPOSAL IS THE RESPONSIBILITY OF THE CONTRACTOR, AND THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL DISPOSAL PERMITS AND REGULATORY

REQUIREMENTS. IF AT ANY TIME DURING OR AFTER THE PERFORMANCE OF THIS CONTRACT IT IS DETERMINED BY THE CONTRACTING OFFICER THAT THE CONTRACTOR HAS NOT COMPLIED WITH THE REQUIREMENTS OF THE CONTRACT, THE CONTRACTOR SHALL BE REQUIRED TO TAKE ANY CORRECTIVE ACTION DIRECTED BY THE CONTRACTING OFFICER OR OTHER COMPETENT AUTHORITY AT NO ADDITIONAL COST TO THE GOVERNMENT.

ANY FINE, FEE OR PENALTY ASSESSED BY THE REGULATING AUTHORITY AS A RESULT OF THE CONTRACTOR'S

FAILURE TO COMPLY WITH THIS PROVISION SHALL BE PAID BY THE CONTRACTOR.

8. THE BUILDING MUST BE KEPT SECURE AND DRY DURING DEMOLITION. WHEN DEMOLITION IS COMPLETE, INSTALL PROTECTIVE MEASURES TO ENSURE THE SECURITY AND CONTINUED WEATHERPROOFING OF THE BUILDING.

9. IF DURING THE COURSE OF DEMOLITION A CONFLICT ARISES AS TO WHAT IS TO BE REMOVED, CONTACT THE

CONTRACTING OFFICER FOR ON SITE CLARIFICATION BEFORE PROCEEDING.

10. THE CONTRACTOR IS RESPONSIBLE FOR ALL SALVAGED MATERIALS THAT ARE TO BE REUSED AND SHALL NEATLY STORE THEM IN A DRY, WEATHERPROOF AREA ON SITE. CLEAN ALL SALVAGE ITEMS THOROUGHLY

BEFORE STORING.

11. THE CONTRACTOR SHALL PROVIDE CLEAN, STRAIGHT, NEAT CUTS FOR DEMOLITION SO AS TO MINIMIZE IMPACTS AND ADVERSE AFFECTS ON EXISTING CONDITIONS TO REMAIN. COORDINATE THE LOCATION OF THE

CUTS TO ACCOMMODATE FINISHED CONDITIONS.

12. IF ANY ITEM THAT IS TO REMAIN OR BE RE-USED IN THE PROJECT IS DAMAGED DUE TO THE CONTRACTOR'S NEGLIGENCE, ALL EXPENSES INCURRED IN REPRODUCING THE DAMAGED ITEM WILL BE THE RESPONSIBILITY OF THE CONTRACTOR. ALL REPLACEMENT REPRODUCTIONS SHALL BE APPROVED BY THE CONTRACTING OFFICER

FOR ACCURACY.

GRAPHIC SCALE

LEGEND

ITEMS TO BE REMOVED

EXISTING SINGLE-PLY PVC

ROOF ASSEMBLY SHALL BE

REMOVED AND DISCARDED

1. NOTE: THE MATERIALS AFFECTED BY THE

WORK HAVE BEEN TESTED FOR ASBESTOS

CONTAINING MATERIALS AND LEAD PAINT.

MASTICS USED TO INSTALL THE PARAPET

FLASHING AT ROOF AREA 'D' TESTED

POSITIVE FOR ASBESTOS CONTAINING

MATERIALS. PAINT COATINGS ON ROOFTOP

ACCESS LADDERS AT ROOF AREA 'C' TESTED

POSITIVE FOR LEAD BASED PAINTS. THE

REPORTS AND REMEDIATION PROCEDURES

ARE INCLUDED IN THE SPECIFICATIONS.

KEYED NOTES

REMOVE EXISTING ROOFING ASSEMBLIES IN THEIR

ENTIRETY, INCLUDING BUT NOT LIMITED TO GRAVEL,

ROOFING MEMBRANE(S), INSULATION, GUTTERS,

DOWNSPOUTS, CONDUCTOR HEADS, FLASHING, ETC.,

DOWN TO EXISTING ROOF DECK; RE: LEGEND BELOW.

REMOVE EXISTING METAL GUTTER.

REMOVE EXISTING METAL DOWNSPOUT.

REMOVE EXISTING METAL ROOF EDGE FLASHING.

REMOVE EXISTING CONDUCTOR HEAD.

REMOVE EXISTING METAL PARAPET CAP FLASHING.

EXISTING THROUGH-WALL SCUPPER SHALL REMAIN.

EXISTING RIDGE AT HIGH ROOF (AREA B).

EXISTING VENT THROUGH ROOF (VTR) SHALL REMAIN.

EXISTING EXHAUST FLUE SHALL REMAIN.

SALVAGE EXISTING ROOFTOP VENT FOR REINSTALLATION.

REMOVE EXISTING COPPER BASE FLASHING AT WALL;

PREP WALL FOR REPLACEMENT WALL FLASHING.

REMOVE EXISTING ROOF DRAIN; PREP ROOF AND DRAIN

PIPE FOR REPLACEMENT ROOF DRAIN.

REMOVE EXISTING ABANDONED FLUE PIPE AND CURB.

UNDER "BASE BID", PATCH OPENING IN EXISTING ROOF

DECK IN-KIND TO BE ROOFED OVER. UNDER "BID OPTION

01", SAW CUT AND REMOVE PORTION OF EXISTING METAL

ROOF DECK AS REQ'D FOR A 30"x54" ROOF HATCH

OPENING; RE: "BID OPTION 01" NOTES ON SHEET G-001.

EXISTING ROOF CRICKET.

REMOVE EXISTING STEEL LADDER; PREP WALL AND

PARAPET FOR NEW LADDER.

REMOVE EXISTING ABANDONED VENT THROUGH ROOF

(VTR); PATCH ROOF OPENING PRIOR TO INSTALLING BASE

LAYER OF ROOF INSULATION.

REMOVE EXISTING PITCH POCKET.

EXISTING GRAVEL TOPPED

BUILT-UP ROOF ASSEMBLY SHALL

BE REMOVED AND DISCARDED

PHOTO LOCATION TAG

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

SCALE: 1/4"=1'-0"

0 2' 4' 8' 12'

EX

IS

TI

NG

SL

OP

E

EXISTING MODIFIED BITUMEN

ROOF ASSEMBLY SHALL BE

REMOVED AND DISCARDED

EXISTING

SLOPE

EX

IS

TI

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E

EX

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EXISTING

SLOPE

EXISTING

SLOPE

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EXISTING

SLOPE

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EXISTING

SLOPE

EXISTING

SLOPE

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EXISTING

SLOPE

EXISTING

SLOPE

AREA 'A'

466 SF SERVED BY

(1) 4"x4" SCUPPER

AREA 'B'

758 SF SERVED BY

(2) 3"x3" SCUPPER

AREA 'C'

466 SF SERVED BY

(1) 4"x4" SCUPPER

AREA 'D'

301 SF SERVED BY

(1) ROOF DRAIN

AREA 'E'

148 SF SERVED

BY (1) 4"x3" DS

+/-17'-9 1/2"

+/-86'-1 1/2"

+/-23'-1" +/-22'-2" +/-23'-1"

+/-8'-0"

-2

0'- 2"

-1

4'- 0 1

/2"

-1

0"

-1 8'-

6"

-1 0"

15 15

15 15

EXISTING

SLOPE

EXISTING

SLOPE17

BID OPTION 01

AD102

P5

AD102

P14

SCALE: 1/4"=1'-0"

PLAN

NORTH

AD101

AD102

P4

AD102

P1

-5

'-0

+/-5'-0"AD102

P2

AD102

P11

AD102

P10

AD102

P9

AD102

P7

AD102

P12

AD102

P8

AD102

P6

AD102

P13

AD102

P3

AD###

P#

LOW LOW

GENERAL SHEET NOTES

TRUE

NORTH

PHOTOS - EXISTING CONDITIONS

AD102

4 9

GENERAL SHEET NOTES

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

1. THE PHOTOS PRESENTED ON THIS SHEET ARE

REPRESENTATIVE OF THE EXISTING PROJECT CONDITIONS

AS OF OCTOBER 19, 2023. CONTRACTOR SHALL FIELD

VERIFY EXISTING CONDITIONS AS SLIGHT DEVIATIONS MAY

HAVE OCCURRED SINCE THESE PHOTOS WERE TAKEN.

VIEW OF WEST ELEVATION (MAIN ENTRY) OF THE BUILDING. P1/AD102 P2/AD102 P3/AD102 P4/AD102

P5/AD102

P9/AD102

P13/AD102

P6/AD102

P10/AD102

P14/AD102

P7/AD102

P11/AD102

P15/AD102

P8/AD102

P12/AD102

VIEW OF EXISTING ROOFTOP VENT TO BE SALVAGED FOR REINSTALLATION. VIEW OF BUILDING FROM SOUTHEAST CORNER. VIEW OF AREA 'A' WITH EXISTING PVC ROOFING SYSTEM DRAINING

TO A SINGLE THROUGH-WALL SCUPPER.

VIEW OF AREA 'B' WITH EXISTING PVC ROOFING SYSTEM DRAINING

TO TWO THROUGH-WALL SCUPPERS.

VIEW OF AREA 'C' WITH EXISTING PVC ROOFING SYSTEM DRAINING

TO A SINGLE THROUGH-WALL SCUPPER.

VIEW OF AREA 'D' WITH EXISTING GRAVEL OVER BUILT-UP ASPHALT

ROOFING SYSTEM WITH INTERNAL ROOF DRAIN.

VIEW OF AREA 'E' WITH EXISTING MODIFIED BITUMEN ROOFING MEMBRANES

DRAINING TO 6" K-STYLE GUTTER WITH A SINGLE 3x4 DOWNSPOUT.

VIEW FROM ROOF AREA 'A' LOOKING AT THE EXTERIOR WALL OF ROOF

AREA 'B' WITH EXISTING LADDER, CONDUCTOR HEADS, AND DOWNSPOUT.

VIEW FROM ROOF AREA 'A' LOOKING TOWARDS THE EXTERIOR WALL

OF ROOF AREA 'B'. PHOTO SHOWS A TYPICAL VTR AND DOWNSPOUT.

VIEW FROM ROOF AREA 'A' SHOWING A TYPICAL SCUPPER AND VTR. VIEW FROM ROOF AREA 'B' LOOKING TOWARDS ROOF AREA 'C'. PHOTO

SHOWS A TYPICAL SCUPPER AND EXISTING LADDER TO LOWER ROOF.

VIEW FROM ROOF AREA 'C' SHOWING A TYPICAL SCUPPER AND DOWNSPOUT. VIEW OF TYPICAL GRAVEL EDGE FLASHING WITH INTEGRAL FASCIA

LOCATED AT THE PERIMETER OF ROOF AREAS 'A', 'B', AND 'C'.

VIEW FROM MECHANICAL ROOM (UNDER ROOF AREA 'D') LOOKING UP AT

EXISTING ABANDONED FLUE. EXISTING OPENING WILL BE LOCATION OF NEW ROOF HATCH

KEYED NOTES

REMOVE EXISTING ROOFING ASSEMBLIES IN THEIR

ENTIRETY, INCLUDING BUT NOT LIMITED TO GRAVEL,

ROOFING MEMBRANE(S), INSULATION, GUTTERS,

DOWNSPOUTS, CONDUCTOR HEADS, FLASHING, ETC.,

DOWN TO EXISTING ROOF DECK; RE: LEGEND BELOW.

REMOVE EXISTING METAL GUTTER.

REMOVE EXISTING METAL DOWNSPOUT.

REMOVE EXISTING METAL ROOF EDGE FLASHING.

REMOVE EXISTING CONDUCTOR HEAD.

REMOVE EXISTING METAL PARAPET CAP FLASHING.

EXISTING THROUGH-WALL SCUPPER SHALL REMAIN.

EXISTING RIDGE AT HIGH ROOF (AREA B).

EXISTING VENT THROUGH ROOF (VTR) SHALL REMAIN.

EXISTING EXHAUST FLUE SHALL REMAIN.

SALVAGE EXISTING ROOFTOP VENT FOR REINSTALLATION.

REMOVE EXISTING COPPER BASE FLASHING AT WALL;

PREP WALL FOR REPLACEMENT WALL FLASHING.

REMOVE EXISTING ROOF DRAIN; PREP ROOF AND DRAIN

PIPE FOR REPLACEMENT ROOF DRAIN.

REMOVE EXISTING ABANDONED FLUE PENETRATION;

PREP AND RE-SIZE EXISTING OPENING FOR ROOF HATCH

INSTALLATION UNDER "BID OPTION 01".

EXISTING ROOF CRICKET.

REMOVE EXISTING STEEL LADDER; PREP WALL AND

PARAPET FOR REPLACEMENT LADDER; RE: 5/A-503.

REMOVE EXISTING PITCH PAN IN IT'S ENTIRETY

AT AREA 'D' (2 TOTAL).

EXISTING METAL-FRAMED WINDOW SHALL REMAIN.

EXISTING WALL VENT WITH GRILLE SHALL REMAIN.

EXISTING METAL ROOF DECK.

EXISTING LIGHT FIXTURES SHALL REMAIN.

EXISTING STEEL ROOF STRUCTURE.

EXISTING COPPER FLASHING SHALL BE REPLACED

"IN-KIND" AT SALVAGED ROOFTOP VENT.

REMOVE EXISTING ABANDONED VENT THROUGH ROOF

(VTR); PATCH ROOF OPENING PRIOR TO INSTALLING BASE

LAYER OF ROOF INSULATION.

RE-ROUTE EXISTING COPPER COMPRESSED AIR PIPING

AND CONDUIT AT ROOF HATCH LOCATION UNDER "BID

OPTION 01"; RE: 2/A-102 FOR PLAN SHOWING RE-ROUTED

PIPING AND CONDUIT.

1 1 1

6 4 4

11 4

16 4

44 3

LOWER

A-501

A-501

A-501

A-501

A-501

ROOF PLAN - RENOVATION

A-101 5 9

GENERAL SHEET NOTES

ROOF PLAN - RENOVATION

GRAPHIC SCALE

1. ALL SHEET METAL WORK INCLUDING FLASHING, GUTTERS,

DOWNSPOUTS, CAP FLASHING, ETC. SHALL BE INSTALLED

IN ACCORDANCE WITH THE SHEET METAL AND AIR

CONDITIONING CONTRACTORS' NATIONAL ASSOCIATION

(SMACNA) MANUAL.

2. WATER TEST ALL ROOF PENETRATIONS, GUTTERS, AND

DOWNSPOUTS UPON COMPLETION OF PROJECT.

3. ARROWS AT GUTTERS INDICATE THE DIRECTION OF

WATER FLOW.

4. ALL ANGLES ARE 90° OR 45° UNLESS DIMENSIONED

OTHERWISE.

KEYED NOTES

PROVIDE FULLY ADHERED, SINGLE-PLY EPDM ROOFING

SYSTEM; RE: ROOF ASSEMBLY NOTES FOR ADDITIONAL

INFORMATION.

PROVIDE 6-INCH K-STYLE PRE-FINISHED METAL GUTTER

WITH ONE (1) 3"x4" PRE-FINISHED METAL DOWNSPOUT

MATCHING EXISTING IN DIMENSION AND PROFILE.

GUTTER SHALL BE EQUIPPED WITH GUTTER GUARDS.

PROVIDE 3"x4" MILL FINISHED ALUMINUM DOWNSPOUT

MATCHING EXISTING IN DIMENSION AND PROFILE.

DOWNSPOUT LOCATIONS ARE TO MATCH THE EXISTING

LOCATIONS. PROVIDE PRECAST CONCRETE SPLASH

BLOCK AT GRADE AT EACH DOWNSPOUT LOCATION.

PROVIDE MILL FINISHED ALUMINUM ROOF EDGE

FLASHING WITH INTEGRAL FASCIA MATCHING EXISTING IN

DIMENSION, PROFILE AND FINISH.

PROVIDE 30"x54" ROOF HATCH AT EXISTING ROOF

OPENING FOR ACCESS AT ROOF AREA 'D' UNDER "BID

OPTION 01" ONLY; RE: SPECIFICATIONS FOR ROOF HATCH.

FACE OF EXISTING WALL BELOW TO REMAIN.

PROVIDE CRICKET AT ROOF HATCH.

PROVIDE CRICKET AT EXISTING THROUGH-WALL

SCUPPER.

REINSTALL SALVAGED ROOFTOP VENT. INSTALL USING

COPPER FLASHING MATCHING EXISTING ORIGINAL

FLASHING; RE: DETAIL 3/A-502.

PROVIDE MILL FINISHED ALUMINUM CONDUCTOR HEAD

MATCHING EXISTING CONDUCTOR HEADS IN DIMENSION,

PROFILE AND FINISH.

EXISTING VENT THROUGH ROOF (VTR) TO REMAIN;

RE: DETAIL 5/A-502

EXISTING SCUPPER LOCATION TO REMAIN.

PROVIDE MILL FINISHED ALUMINUM PARAPET COPING

MATCHING EXISTING COPING IN DIMENSION AND PROFILE

AT ROOF AREA 'D'.

PROVIDE PRIMARY AND SECONDARY ROOF DRAINS.

CONNECT PRIMARY DRAIN TO EXISTING ROOF DRAIN

PIPING. PROVIDE PIPING AT SECONDARY DRAIN

EXTENDING DOWN INSIDE FACE OF ADJACENT (EAST)

EXTERIOR WALL; SECONDARY DRAIN SHALL PENETRATE

WALL 12" AFF; PROVIDE MILL FINISHED ALUMINUM LAMBS

TONGUE AT THROUGH-WALL PENETRATION AT 12" AFF;

RE: DETAIL 4/A-503.

PROVIDE GALVANIZED PAINTED STEEL-FRAMED LADDER

PER DETAIL 5/A-503 AND SPECIFICATIONS. LOCATE

LADDER(S) AT EXISTING LADDER LOCATIONS.

EXISTING EXHAUST FLUE TO REMAIN.

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

ROOF DRAINAGE AREA CALCULATIONS

BASED ON RAINFALL INTENSITY OF 9.7 IN/HR LASTING 5 MINUTES FROM SMACNA ARCHITECTURAL SHEET METAL MANUAL, 7TH ED., 2012

SINGLE-PLY EPDM ROOF ASSEMBLY - ROOF AREAS 'A', 'B', AND 'C' (R-30 AVERAGE):

1. FULLY ADHERED, SINGLE-PLY EPDM ROOFING MEMBRANE AS SPECIFIED.

2. 1/4" COVER BOARD AS SPECIFIED.

3. 2-1/2" LAYER POLYISOCYANURATE RIGID INSULATION AS SPECIFIED.

4. 3" BASE LAYER POLYISOCYANURATE RIGID INSULATION AS SPECIFIED.

5. EXISTING CONCRETE ROOF DECK. DAMAGED AREAS OF DECKING SHALL BE

REPAIRED AS SPECIFIED.

6. SEE DETAIL 2/A-501 FOR INFORMATION REGARDING EXISTING HEAT TUBING

LOCATED INSIDE THE EXISTING CONCRETE ROOF DECK. THIS HEAT TUBING

SHALL BE PROTECTED FROM DAMAGE DURING CONSTRUCTION.

ETHYLENE PROPYLENE DIENE MONOMER (EPDM) ROOF

ROOF ASSEMBLY NOTES

SCALE: 1/4"=1'-0"

0 2' 4' 8' 12'

AREA 'A'

466 SF SERVED BY

(1) 4"x4" SCUPPER

AREA 'B'

758 SF SERVED BY

(2) 3"x3" SCUPPERS

AREA 'C'

466 SF SERVED BY

(1) 4"x4" SCUPPER

AREA 'E'

148 SF SERVED

BY (1) 4"x3" DS

EX

IS

TI

NG

SL

OP

E

EX

IS

TI

NG

SL

OP

E

EXISTING

SLOPE

EX

IS

TI

NG

SL

OP

E

1/4 :12

SL

OP

E

1/4:12

SLOPE

1/4:12

SLOPE

EX

IS

TI

NG

SL

OP

E

EXISTING

SLOPE

EX

IS

TI

NG

SL

OP

E

EX

IS

TI

NG

SL

OP

E

EXISTING

SLOPE

EXISTING

SLOPE

EX

IS

TI

NG

SL

OP

E

EX

IS

TI

NG

SL

OP

E

EXISTING

SLOPE

EXISTING

SLOPE

8 8 8

111111

EXISTING

SLOPE

EXISTING

SLOPE

5'-0" 5'-

0"

SINGLE-PLY EPDM ROOF ASSEMBLY - ROOF AREA 'D' (R-30 AVERAGE):

1. FULLY ADHERED, SINGLE-PLY EPDM ROOFING MEMBRANE AS SPECIFIED.

2. 1/4" COVER BOARD AS SPECIFIED.

3. TAPERED POLYISOCYANURATE RIGID TAPERED INSULATION AS SPECIFIED.

SLOPE AT 1/4"/LF; 1" MINIMUM THICKNESS AS SPECIFIED.

4. 3" BASE LAYER POLYISOCYANURATE RIGID INSULATION AS SPECIFIED.

5. EXISTING STEEL ROOF DECK. DAMAGED AREAS OF DECKING SHALL BE

REPAIRED OR REPLACED AS SPECIFIED.

SINGLE-PLY EPDM ROOF ASSEMBLY - ROOF AREA 'E':

1. FULLY ADHERED, SINGLE-PLY EPDM ROOFING MEMBRANE

AS SPECIFIED.

2. EXISTING WOOD ROOF DECK. DAMAGED OR

DETERIORATED AREAS OF DECKING SHALL BE REPAIRED

OR REPLACED AS SPECIFIED.

BID OPTION 01

+/-86'-1 1/2"

AREA 'D'

301 SF SERVED BY

(1) ROOF DRAIN

+/-17'-9 1/2"

+/-8'-0"

+/-23'-1"+/-23'-1" +/-22'-2"

-1

4'- 0 1

/2"

-2 0'-

2"

A-501

8" TYP

1'-1"

1'- 1"

1'- 1"

A-501

8" TYP 8" TYP

8" TYP

A-503

A-501

-1

0"

-1 0"

A-501

A-502

A-502

A-503

A-502

PLAN

NORTH

A-101

SCALE: 1/4"=1'-0"

-1

8'- 6"

A-502

A-501

A-503

A-503

A-502

A-501

UPPERA-502

LOWER

LOWER

LOWER

SIM

SIMSIM

2'-0"

FD

FD

FD

AIR COMPRESSOR

ELEC

+/- 1'-4"

PARTIAL FLOOR PLAN & RCP

RENOVATION - BID OPTION 01

A-102 6 9

GENERAL SHEET NOTES

GRAPHIC SCALE

1. ALL DIMENSIONS REFERENCING THE EXISTING

STRUCTURE ARE +/- THE GIVEN MEASUREMENT,

WHETHER INDICATED OR NOT.

2. ALL DIMENSIONS ARE TO THE FACE OF FINISH OR

FACE OF BLOCK UNLESS NOTED OTHERWISE.

3. IN MASONRY WALL CONSTRUCTION DIMENSIONS ARE

TO ROUGH OPENINGS.

4. ALL ANGLES ARE 90° OR 45° UNLESS DIMENSIONED

OTHERWISE.

KEYED NOTES

PROVIDE ALUMINUM SHIPS LADDER FOR ROOF ACCESS AT

ROOF HATCH UNDER "BID OPTION 01" ONLY; RE:

SPECIFICATIONS AND 1/A-501 FOR LADDER.

PROVIDE 30"x54" ROOF HATCH AT EXISTING ROOF

OPENING FOR ACCESS AT ROOF AREA 'D' UNDER "BID

OPTION 01" ONLY; RE: SPECIFICATIONS FOR ROOF HATCH.

RE-ROUTE EXISTING "COMPRESSED AIR" COPPER LINE AS

SHOWN TO ALLOW FOR ROOF HATCH AND SHIPS LADDER

INSTALLATION UNDER "BID OPTION 01". PROVIDE COPPER

PIPE AND FITTINGS "IN-KIND" FOR "COMPRESSED AIR" LINE

RE-ROUTE.

RE-ROUTE EXISTING CONDUIT AS SHOWN TO ALLOW FOR

ROOF HATCH AND LADDER INSTALLATION UNDER "BID

OPTION 01". PROVIDE CONDUIT "IN-KIND" FOR CONDUIT

RE-ROUTE.

EXISTING EXTERIOR WALL WITH BRICK ON CMU TO REMAIN.

EXISTING STEEL CHANNEL SUPPORTS SHALL BE RE-USED

TO SUPPORT ROOF HATCH UNDER "BID OPTION 01".

EXISTING PLUMBING PIPES TO REMAIN.

EXISTING MAN DOOR TO REMAIN.

EXISTING METAL DECK TO REMAIN.

EXISTING 4"x4" STEEL ANGLE TO REMAIN.

EXISTING W8 STEEL BEAM TO REMAIN.

EXISTING 4" CONCRETE PAD TO REMAIN.

EXISTING AIR COMPRESSOR TO REMAIN.

EXISTING FLOOR DRAIN TO REMAIN.

EXISTING ELECTRICAL PANEL TO REMAIN.

PROVIDE CAST IRON SECONDARY ROOF DRAIN AND CAST

IRON STRAINER CAP PER LOCATION ON ROOF PLAN;

PROVIDE 4" DIAMETER SCHEDULE 40 PVC SECONDARY

ROOF DRAIN PIPE; EXTEND PIPE DOWN FROM ROOF AND

THROUGH EXTERIOR WALL AS SHOWN; RE: DETAILS

4/A-502 AND 4/A-503; PROVIDE ALL NICKEL BRONZE BODY

SLIP-ON DOWNSPOUT NOZZLE FOR USE WITH PVC DRAIN

PIPING; NOZZLE SHALL BE LAMB'S TONGUE SHAPED AND

EQUIPPED WITH A DECORATIVE FACE-OF-WALL FLANGE.

REMOVE EXISTING PRIMARY ROOF DRAIN BODY AND

STRAINER CAP; PROVIDE REPLACEMENT CAST IRON

PRIMARY ROOF DRAIN BODY AND CAST IRON STRAINER

CAP; CONNECTED DRAIN PIPE SHALL REMAIN AND SHALL

BE RE-USED AT REPLACEMENT ROOF DRAIN; WATER TEST

ROOF DRAINS PER NOTE 7.2 ON "ARCHITECTURAL

GENERAL NOTES" SHEET G-002.

#REFLECTED CEILING PLAN LEGEND

MECHANICAL

MECHANICAL

RENOVATION FLOOR PLAN LEGEND

SCALE: 1/4"=1'-0"

0 2' 4' 8' 12'

P15

AD102

+/-17'-9 1/2"

+/-10'-1 1/2" +/-6'-4"

- 2

0'- 2"

+/- 13'-1 1/2" +/- 3'-4"

11111110

PORTION OF EXISTING COMPRESSED AIR LINE TO REMAIN

RE-ROUTED PORTION OF COMPRESSED AIR LINE; PROVIDE COPPER

PIPE AND FITTINGS "IN-KIND" AT COMPRESSED AIR LINE RE-ROUTE

PORTION OF EXISTING CONDUIT TO REMAIN

RE-ROUTED PORTION OF CONDUIT; PROVIDE CONDUIT

"IN-KIND" AT CONDUIT RE-ROUTE.

EXISTING METAL ROOF DECK SHALL REMAIN

+/- 4'-6" +/- 9'-11 1/2"

- 5

'-7

7 6

ABOVE

+/- 17'-9 1/2"

EXISTING WALLS

EXISTING DOOR SWING

FD EXISTING FLOOR DRAIN

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

A-501

A-501

4'-6"

2'- 6"

PARTIAL RCP - RENOVATION - "BID OPTION 01"

PLAN

NORTH

A-102

SCALE: 1/4"=1'-0"

PARTIAL FLOOR PLAN - RENOVATION - "BID OPTION 01"

PLAN

NORTH

A-102

SCALE: 1/4"=1'-0"

+/-1'-4"

-4

'-8

- 2

0'- 2"

TRUE

NORTH

A-501

ROOF DETAILS

A-501 7 9

ROOF HATCH AND LADDER SECTION - "BID OPTION 01"

GRAPHIC SCALE

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

SCALE: 3/4"=1'-0"

0 1' 4'2'

PROVIDE OSHA APPROVED ALUM SAFETY

RAIL WITH GATE MOUNTED TO PERIMETER

OF ROOF HATCH; RE: ROOF PLAN

PROVIDE 30"x54" PRE-FINISHED ALUMINUM

ROOF HATCH WITH INSULATED CURB;

CURB SHALL BE MOUNTED TO TOP OF

EXISTING STEEL ROOF DECK; ROOF CURB

SHALL BE 18" HIGH; RE: ROOF PLAN

FULLY ADHERED EPDM ROOFING

MEMBRANE OVER POLYISO RIGID

INSULATION; RE: ROOF PLAN

EXISTING METAL ROOF DECK; ADJUST

SIZE OF EXISTING ROOF OPENING AT

ABANDONED FLUE; RE: ROOF PLAN

EXISTING STEEL BEAM

8.75"x5"x2"x0.25" ALUMINUM MOUNTING

BRACKET AT EACH STRINGER; ANCHOR

TO EXISTING STEEL BEAM WITH 3/8" DIA

STAINLESS STEEL BOLTS (TWO PER

BRACKET); PROVIDE NEOPRENE CONTACT

PAD TO SEPARATE DISSIMILAR METALS

EXTENDABLE ALUMINUM SAFETY RAIL

5"x2"x0.1875" ALUMINUM CHANNEL

STRINGER AT EACH SIDE OF LADDER

5.1875"x1.125" SERRATED

ALUMINUM LADDER TREAD

EXISTING CONCRETE

MECHANICAL PAD

2"x3"x0.25" ALUMINUM

FLOOR BRACKET

1-1/4" SCHEDULE 40 ALUMINUM PIPE

HANDRAIL AT EACH SIDE OF LADDER

ANCHOR BOTTOM OF ACCESS LADDER TO EXISTING CONCRETE SLAB; PROVIDE

3/8" DIA. STAINLESS STEEL, POST-INSTALLED ANCHOR WITH MINIMUM 4"

EMBEDMENT IN EXISTING CONCRETE; SET IN STRUCTURAL EPOXY

MI

NI

MU

M

RA

IL

HE

IG

HT

3' -6

EXISTING CONCRETE

FLOOR SLAB

EXISTING MASONRY WALL OF

ORIGINAL HAZ-OPS BUILDING

GENERAL SHEET NOTES

SCALE: 3/4"=1'-0"A-501

TYPICAL PARAPET DETAIL AT EDGE FLASHING

SCALE: 3"=1'-0"A-501

SCALE: 3"=1'-0"

0 3" 6" 12"

TYPICAL PARAPET DETAIL AT CAP FLASHING

SCALE: 3"=1'-0"A-501

EXISTING CONC FILL ATOP EXISTING

CONC ROOF SLAB; EXISTING CONC

FILL SLOPED AT 1/8":12

EXISTING CONC PAN ROOF SLAB

EXISTING PANEL HEATING TUBING IN

EXISTING CONC PAN ROOF SLAB

SHALL REMAIN; CONTRACTOR SHALL

ENSURE TUBING IS NOT DAMAGED

DURING CONSTRUCTION (TYP)

TAPERED POLYISO ROOFING INSULATION (TYP)

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

EXISTING CONC CURB

SHALL REMAIN

EXISTING GROUT FILL

SHALL REMAIN

7" 1 1

/4" 5 3

/4"

MILL FINISH ALUM

FASCIA COVER

CONT BEAD OF

SEALANT PER MANUF

STAINLESS STEEL FASTENERS

AT 12" O.C. AS PER MANUF

MILL FINISH ALUM

FASCIA COVER BEYOND

SIM

OPP

BONDING ADHESIVE (TYP); RE: MANUFACTURER

FASTENER; RE: MANUFACTURER

CONT REINFORCED PERIMETER FASTENING

(RPF) STRIP; RE: MANUFACTURER

3" 6"

EXISTING CONC PAN

ROOF SLAB

EXISTING CMU BOND

BEAM SHALL REMAIN

CONT DRIP EDGE

SINGLE PLY EPDM ROOF MEMBRANE (TYP);

EXTEND UP & OVER TOP OF PARAPET &

DOWN FRONT OF PARAPET AS SHOWN

CONT METAL CLEAT W/

COPING EDGE SUPPORT

CONT DRIP EDGE

MILL FINISH METAL COPING AT

PARAPET; FINISH SHALL MATCH

EXISTING METAL COPING

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SLOPE

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

FASTENER; RE: MANUFACTURER

CONT REINFORCED PERIMETER FASTENING

(RPF) STRIP; RE: MANUFACTURER

EXISTING STEEL DECK SHALL REMAIN

EXISTING CMU BLOCK

WALL SHALL REMAIN

EXISTING FACE BRICK

SHALL REMAIN

6"4"

MILL FINISH ALUM CONT CLEAT AT PARAPET COPING

CONT PT WOOD NAILERS

ALONG EDGE OF WALL (TYP)

CONT 2x PT WOOD NAILERS; ANCHOR

TO TOP OF EXISTING PARAPET WALL

CONT PT WOOD NAILERS

ALONG EDGE OF WALL (TYP)

1/2

1/2

EXTEND BONDING ADHESIVE & SINGLE PLY EPDM ROOF

MEMBRANE UP & OVER PARAPET & DOWN FRONT FACE,

EXTENDING 1/2" BELOW 2x PT WOOD NAILERS (AS SHOWN)

CONT 2x PT WOOD NAILERS; ANCHOR

TO TOP OF EXISTING PARAPET CURB

EXTEND BONDING ADHESIVE & SINGLE PLY EPDM ROOF

MEMBRANE UP & OVER PARAPET & DOWN FRONT FACE,

EXTENDING 1/2" BELOW 2x PT WOOD NAILERS (AS SHOWN)

SINGLE PLY EPDM ROOF MEMBRANE STRIP

6" 3"

- 1

3'- 0"

(F

IE

LD

V

ER

IF

Y)

TO

B

OT

TO

M

OF

E

XI

ST

IN

G

ST

EE

L R

OO

F

DE

CK

3" BASE LAYER POLYISO ROOFING INSULATION (TYP)

SLOPE

76°

TAPERED POLYISO ROOFING INSULATION (TYP)

3" BASE LAYER POLYISO ROOFING INSULATION (TYP)

RO

OF

A

RE

A 'D

' P

AR

AP

ET

2'-

+/-1'-1"

ROOF AREA 'D'

ROOF AREAS 'A','B',&'C'

1. PROVIDE A FULLY ADHERED EPDM ROOF SYSTEM.

APPROVED ADHESIVE IS REQUIRED BETWEEN EPDM

ROOF MEMBRANE AND COVER BOARD FOR FULLY

ADHERED SYSTEM (TYP).

2. ALL SHEET METAL WORK INCLUDING FLASHING,

GUTTERS, DOWNSPOUTS, CAP FLASHING, ETC. SHALL BE

INSTALLED IN ACCORDANCE WITH THE SHEET METAL

AND AIR CONDITIONING CONTRACTORS' NATIONAL

ASSOCIATION (SMACNA) MANUAL.

3. CONTRACTOR SHALL COORDINATE ALL ROOF DETAILS

WITH ROOFING MANUFACTURER TO SECURE THE

REQUIRED MANUFACTURER'S ROOF WARRANTY, AS

DESCRIBED IN THE SPECIFICATIONS.

4. CONTRACTOR SHALL PROVIDE 2x BLOCKING AS

REQUIRED FOR THE EPDM ROOF SYSTEM INSTALLATION

AS PER THE CONSTRUCTION DOCUMENTS AND

MANUFACTURER'S DETAILS.

5. CONTRACTOR SHALL ENSURE THAT THE ROOF DRAIN AT

ROOF AREA 'D' IS AT THE LOWEST POINT OF THE DRAIN'S

CORRESPONDING DRAINAGE AREA TO MAINTAIN

PROPER DRAINAGE AT ROOF. PROVIDE PRIMARY AND

SECONDARY ROOF DRAINS. CONNECT PRIMARY DRAIN

TO EXISTING ROOF DRAIN PIPING. PROVIDE PIPING AT

SECONDARY DRAIN EXTENDING DOWN INSIDE FACE OF

ADJACENT (EAST) EXTERIOR WALL; SECONDARY DRAIN

SHALL PENETRATE WALL 12" AFF; PROVIDE MILL FINISH

ALUMINUM LAMBS TONGUE AT THROUGH-WALL

PENETRATION AT 12" AFF. WATER TEST ALL ROOF

PENETRATIONS, CONDUCTOR HEADS, GUTTERS, AND

DOWNSPOUTS UPON COMPLETION OF PROJECT.

A-501

A-502

SIM

-1

0'- 3 3

/8"

C

LE

AR

H

EA

D

HE

IG

HT

D

IR

EC

TL

Y

BE

LO

W E

XI

ST

IN

G

BE

AM

8" +/-2'-8 3/4"

ROOF HATCH CURB DETAIL - "BID OPTION 01"

SCALE: 3"=1'-0"A-501

ROOF AREA 'D'

" M

IN

SINGLE PLY EPDM ROOF MEMBRANE (TYP);

EXTEND MEMBRANE TO TOP OF CURB

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

FASTENER; RE: MANUFACTURER

CONT REINFORCED PERIMETER FASTENING

(RPF) STRIP; RE: MANUFACTURER

EXISTING STEEL DECK SHALL REMAIN

CONT PT WD NAILERS ALONG EDGE OF WALL (TYP)

SINGLE PLY EPDM ROOF MEMBRANE STRIP

TAPERED POLYISO ROOFING INSULATION (TYP)

3" BASE LAYER POLYISO ROOFING INSULATION (TYP)

5"x2"x0.1875" ALUMINUM CHANNEL

STRINGER AT EACH SIDE OF LADDER

5.1875"x1.125" SERRATED

ALUMINUM LADDER TREAD

PROVIDE 30"x54" PRE-FINISHED

ALUMINUM ROOF HATCH WITH

INSULATED CURB; CURB SHALL BE

MOUNTED TO TOP OF EXISTING

STEEL ROOF DECK; ROOF CURB

SHALL BE 18" HIGH; RE: ROOF PLAN

" M

IN

6"

3"

3"

PROVIDE OSHA APPROVED ALUM SAFETY RAIL WITH GATE

MOUNTED TO PERIMETER OF ROOF HATCH; RE: ROOF PLAN

7- 1/2

ROOF HATCH FRAME COVER

ROOF AREA 'D'

" M

AX

T

O

TO

P

ST

EP

3'-7 1/2" +/- (FIELD VERIFY)

LENGTH OF OPENING IN ROOF DECK

BASE BID AND BID OPTION 01

UNDER THE 'BASE BID', THE EXISTING ABANDONED FLUE

PIPE AND CURB SHALL BE REMOVED AND THE ORIGINAL

OPENING COVERED OVER BY THE REPLACEMENT ROOFING

ASSEMBLY; THE EXISTING ROOF PENETRATION SHALL BE

PATCHED WITH METAL ROOF DECKING TO EXACTLY MATCH

THE EXISTING IN PROFILE, GAUGE AND DEPTH TO PROVIDE

A SUITABLE SUBSTRATE FOR THE INSTALLATION OF THE

RIGID ROOFING INSULATION.

UNDER 'BID OPTION 01', PROVIDE ROOF HATCH AND SHIPS

LADDER AS DEPICTED IN DETAIL 1/A-501; REMOVE THE

EXISTING ABANDONED FLUE PIPE, CURB, INTERMEDIATE

STEEL SUPPORTS AND A PORTION OF THE EXISTING METAL

ROOF DECK TO CREATE THE REQUIRED OPENING FOR

ROOF ACCESS; THE EXISTING STEEL CHANNELS ALONG THE

PLAN NORTH AND SOUTH SIDES OF THE OPENING SHALL

REMAIN TO SUPPORT THE DECK ALONG THE LONG EDGES

OF THE ROOF HATCH.

ROOF DETAILS

A-502 8 9

GRAPHIC SCALE

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

1. PROVIDE A FULLY ADHERED EPDM ROOF SYSTEM.

APPROVED ADHESIVE IS REQUIRED BETWEEN EPDM

ROOF MEMBRANE AND COVER BOARD FOR FULLY

ADHERED SYSTEM (TYP).

2. ALL SHEET METAL WORK INCLUDING FLASHING,

GUTTERS, DOWNSPOUTS, CAP FLASHING, ETC. SHALL BE

INSTALLED IN ACCORDANCE WITH THE SHEET METAL

AND AIR CONDITIONING CONTRACTORS' NATIONAL

ASSOCIATION (SMACNA) MANUAL.

3. CONTRACTOR SHALL COORDINATE ALL ROOF DETAILS

WITH ROOFING MANUFACTURER TO SECURE THE

REQUIRED MANUFACTURER'S ROOF WARRANTY, AS

DESCRIBED IN THE SPECIFICATIONS.

4. CONTRACTOR SHALL PROVIDE 2x BLOCKING AS

REQUIRED FOR THE EPDM ROOF SYSTEM INSTALLATION

AS PER THE CONSTRUCTION DOCUMENTS AND

MANUFACTURER'S DETAILS.

5. CONTRACTOR SHALL ENSURE THAT THE ROOF DRAIN AT

ROOF AREA 'D' IS AT THE LOWEST POINT OF THE DRAIN'S

CORRESPONDING DRAINAGE AREA TO MAINTAIN

PROPER DRAINAGE AT ROOF. PROVIDE PRIMARY AND

SECONDARY ROOF DRAINS. CONNECT PRIMARY DRAIN

TO EXISTING ROOF DRAIN PIPING. PROVIDE PIPING AT

SECONDARY DRAIN EXTENDING DOWN INSIDE FACE OF

ADJACENT (EAST) EXTERIOR WALL; SECONDARY DRAIN

SHALL PENETRATE WALL 12" AFF; PROVIDE MILL FINISH

ALUMINUM LAMBS TONGUE AT THROUGH-WALL

PENETRATION AT 12" AFF. WATER TEST ALL ROOF

PENETRATIONS, CONDUCTOR HEADS, GUTTERS, AND

DOWNSPOUTS UPON COMPLETION OF PROJECT.

GENERAL SHEET NOTES

TYPICAL ROOF DETAIL AT BRICK WALL

SCALE: 3"=1'-0"A-502

SCALE: 3"=1'-0"

0 3" 6" 12"

ROOF DRAIN DETAIL

SCALE: 3"=1'-0"A-502

EXHAUST VENT REINSTALL DETAIL

SCALE: 3"=1'-0"A-502

TYPICAL SCUPPER DETAIL

SCALE: 3"=1'-0"A-502

TYPICAL VTR DETAIL

SCALE: 3"=1'-0"A-502

" M

IN

2"

4" MIN3" MIN

8" M

IN

7" 1 1

/4" 5 3

/4"

1" MIN

3" M

IN

PRIMARY

DRAIN

SECONDARY

DRAIN

1/2

3"

6" 3"

ROOF AREA 'D'

ROOF AREAS 'A','B',&'C'

ROOF AREA 'B'

PROVIDE ALUM MILL FINISH

FLASHING AT SCUPPER (TYP)

3" BASE LAYER POLYISO ROOFING INSULATION (TYP)

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

CONT BEAD OF LAP SEALANT (TYP)

MIN 4" PIPE FLASHING FLANGE PRIMED ON

BOTH SIDES; SET IN FULL BED OF SEALANT

VENT PIPE PENETRATION;

EXTEND AS REQ'D FOR 12" MIN

HEIGHT ABOVE ROOF; ATTACH

PIPE EXTENSIONS SECURELY TO

EXISTING PIPE (WHERE OCCURS)

SINGLE PLY EPDM ROOF MEMBRANE STRIP (TYP)SOFT METAL PIPE FLASHING (TYP);

TURN INTO PIPE AS SHOWN

EXISTING CONC FILL ATOP EXISTING

CONC ROOF SLAB; EXISTING CONC

FILL SLOPED AT 1/8":12

EXISTING CONC ROOF

SLAB SHALL REMAIN

CONT BEAD OF LAP SEALANT (TYP)

CONT TERMINATION BAR W/ FASTENERS AT 12" O.C. MAX

CONT BEAD OF LAP SEALANT (TYP)

MILL FINISH ALUM COUNTER-FLASHING

REGLET; INSTALL COUNTER FLASHING W/ WEDGE & SEALANT

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUF

SINGLE PLY EPDM ROOF

MEMBRANE (TYP)

BONDING ADHESIVE (TYP); RE: MANUF

FASTENER (TYP); RE: MANUF

CONT REINF PERIMETER FASTENING

(RPF) STRIP; RE: MANUFACTURER

CONT PT WOOD NAILERS

ALONG EDGE OF WALL (TYP)

SINGLE PLY EPDM ROOF

MEMBRANE STRIP

EXISTING CONC FILL ATOP EXISTING

CONC ROOF SLAB; EXISTING CONC

FILL SLOPED AT 1/8":12

EXISTING CONC PAN ROOF SLAB

EXISTING PANEL HEATING TUBING IN

EXISTING CONC PAN ROOF SLAB

SHALL REMAIN; CONTRACTOR SHALL

ENSURE TUBING IS NOT DAMAGED

DURING CONSTRUCTION (TYP)

EXISTING CONC CURB

SHALL REMAIN

EXISTING MASONRY

WALL SHALL REMAIN

EXISTING FACE

BRICK SHALL REMAIN

MILL FINISH METAL

FASCIA COVER

CONT BEAD OF

SEALANT PER MANUF

STAINLESS STEEL FASTENERS

AT 12" O.C. AS PER MANUF

PROVIDE ALUM MILL

FINISH CONDUCTOR HEAD

MATCHING EXISTING IN

PROFILE & DIMENSION

PROVIDE ALUM MILL

FINISH DOWNSPOUT

MATCHING EXISTING IN

PROFILE & DIMENSION

POLYISO ROOFING

INSULATION (TYP); SLOPE

AS REQ'D AT SCUPPER

FOR PROPER DRAINAGE

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

MILL FINISH ALUM FLASHING UNDER EPDM MEMBRANE

CONT BEAD OF LAP

SEALANT (TYP)

EXISTING CONC FILL ATOP

EXISTING CONC ROOF

SLAB; EXISTING CONC FILL

SLOPED AT 1/8":12

EXISTING CONC

PAN ROOF SLAB

EXISTING DECK

SHALL REMAIN (TYP)

WATERBLOCK;

RE: MANUFACTURER

EXTEND EPDM ROOF MEMBRANE

INTO DRAIN AS SHOWN

3" BASE LAYER POLYISO ROOFING INSULATION (TYP)

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

PROVIDE 12" DIA CAST IRON ROOF DRAIN BODY

AT BOTH PRIMARY & SECONDARY ROOF DRAINS

WATER TEST ROOF DRAINS (TYP)

2" HIGH WATER DAM COMPRESSION

RING AT SECONDARY DRAIN; RE: MANUF

PROVIDE 36" DIA GALV

STEEL SUMP PAN (TYP)

PROVIDE CAST IRON ROOF DRAIN STRAINER CAP (TYP)

EXISTING CONC FILL ATOP EXISTING

CONC ROOF SLAB; EXISTING CONC

FILL SLOPED AT 1/8":12

EXISTING CONC PAN ROOF SLAB

CONT 2x PT WOOD NAILERS; ANCHOR

TO TOP OF EXISTING PARAPET CURB

EXTEND BONDING ADHESIVE & SINGLE PLY

EPDM ROOF MEMBRANE UP & OVER PARAPET

& DOWN FRONT FACE, EXTENDING 1/2" BELOW

2x PT WOOD NAILERS (AS SHOWN)

EXISTING ROOFTOP EXHAUST VENT SHALL BE

REMOVED, PROTECTED & STORED ON-SITE &

RE-INSTALLED UPON COMPLETION OF RE-ROOF

EXISTING STEEL ANGLE SHALL

BE RE-INSTALLED UPON

COMPLETION OF RE-ROOF

REPLACE EXISTING DETERIORATED

COPPER FLASHING AT BASE OF

EXHAUST VENT; REPLACEMENT

FLASHING SHALL EXACTLY MATCH

EXISTING IN DIMENSION & PROFILE

BONDING ADHESIVE (TYP);

RE: MANUF

SINGLE PLY EPDM ROOF

MEMBRANE (TYP)

FASTENER (TYP); RE: MANUF

PROVIDE FASTENERS

MATCHING EXISTING

CONT REINF PERIMETER

FASTENING (RPF) STRIP;

RE: MANUFACTURER

1/4" COVER BOARD (TYP)

CONT PT WOOD NAILERS

ALONG EDGE OF WALL (TYP)

TAPERED POLYISO

ROOFING INSULATION (TYP)

3" BASE LAYER POLYISO

ROOFING INSULATION (TYP)

EXISTING SCUPPER OPENING

CONT COPPER CLEAT

TAPERED POLYISO

ROOFING INSULATION (TYP)

3" BASE LAYER POLYISO

ROOFING INSULATION (TYP)

TAPERED POLYISO ROOFING INSULATION (TYP)

TAPERED POLYISO ROOFING INSULATION (TYP)

CONT BEAD OF LAP SEALANT (TYP)

CONNECT PRIMARY ROOF DRAIN

TO EXISTING DRAIN PIPING

CONNECT SECONDARY ROOF DRAIN

TO 4" SCHED 40 PVC DRAIN PIPE

PROVIDE 4" SCHED 40 PVC DRAIN PIPING

ROOF DETAILS

A-503 9 9

CO

REVISIONS

DESCRIPTION

SHEET

DATE

U

NO.

D

REAL PROPERTY

SAFETY & HEALTH

A

SUSDA

BY

OF

DESIGNER

PROJECT MGR

JOB #

CHECKED BY

EPM

USDA ARS

NORTHEAST AREA

BELTSVILLE, MARYLAND

Agricultural

Service Research

USDA AGRICULTURAL RESEARCH SERVICE

EASTERN REGIONAL RESEARCH CENTER (ERRC)

HAZ-OPS BUILDING ROOF REPLACEMENT - WYNDMOOR, PA

RCB

P.O. BOX 513, GREENWOOD, MISSISSIPPI - (662) 455-4943

ARCHITECTS/ENGINEERS PLANNING SURVEYING MANAGEMENT

P.A.

FIRMJohnson-McAdamsTHE

JGM

CSP

7223-M

R. AMMONS

W. SHEKAILO

--- 05/20/2024

DATE

PROJECT NO.

A-E FIRM

12305B23F0243

GENERAL SHEET NOTES

ROOF TO WALL DETAIL

SCALE: 3"=1'-0"A-503

1 ROOF EAVE DETAIL

SCALE: 3"=1'-0"A-503

2 TYPICAL RAKE DETAIL

SCALE: 3"=1'-0"A-503

EXISTING SOFFIT SHALL REMAIN; REMOVE

& REINSTALL AS REQ'D FOR FASCIA

BOARD & FLASHING INSTALLATION

SINGLE PLY EPDM ROOF MEMBRANE (TYP); EXTEND DOWN

FRONT OF FASCIA, BEHIND GUTTER FLASHING AS SHOWN

PROVIDE 5" "K-STYLE" PRE-FINISHED METAL GUTTER

MATCHING EXISTING IN DIMENSION & PROFILE;

GUTTERS ARE TO BE EQUIPPED WITH GUTTER GUARDS.

BONDING ADHESIVE (TYP); RE: MANUFACTURER

CONT 2x PT WOOD NAILERS ALONG FASCIA AT AREA 'E' (TYP);

FASCIA HEIGHT SHALL MATCH EXISTING FASCIA HEIGHT

BONDING ADHESIVE (TYP); RE: MANUFACTURER

CONT BEAD OF LAP SEALANT (TYP)

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

EPDM MEMBRANE FLASHING

SINGLE PLY EPDM ROOF MEMBRANE STRIP (TYP)

BONDING ADHESIVE (TYP); RE: MANUFACTURER

CONT BEAD OF LAP SEALANT (TYP)

3"x4" PRE-FINISHED METAL DOWNSPOUT TO MATCH

EXISTING IN DIMENSION AND PROFILE; PROVIDE PRECAST

CONCRETE SPLASH BLOCK AT EACH DOWNSPOUT LOCATION

AT OUTLET TO GRADE; PROVIDE WALL STRAPS MATCHING

EXISTING STRAPS IN DEIGN, DIMENSION & SPACING

GUTTER STRAPS AT 36" O.C. MAX

CONT PRE-FINISHED METAL DRIP EDGE; LAP

OVER EDGE OF GUTTER; EXTEND FLANGE ONTO

ROOF 4" MIN & SET IN A FULL BED OF SEALANT

EXISTING 2x WOOD ROOF FRAMING SHALL REMAIN

PLYWOOD ROOF DECK SHALL REMAIN

10" MIN

EXISTING 2x WOOD ROOF

FRAMING SHALL REMAIN

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

PLYWOOD ROOF DECK SHALL REMAIN

CONT RPF STRIP; RE: MANUFACTURER

CONT BEAD OF LAP SEALANT (TYP)

4" MIN

BONDING ADHESIVE (TYP); RE: MANUFACTURER

SINGLE PLY EPDM ROOF MEMBRANE STRIP

8" M

IN

OVERFLOW ROOF DRAIN PIPE OUTLET

SCALE: 3"=1'-0"A-503

1'- 0"

EXISTING MASONRY

WALL SHALL REMAIN

EXISTING FACE BRICK

SHALL REMAIN

PRE-FINISHED METAL FLASHING AT

EAVE; WRAP 2x NAILER AS SHOWN

CONT TERMINATION BAR W/ FASTENERS AT 12" O.C. MAX

CONT BEAD OF LAP SEALANT (TYP)

PRE-FINISHED METAL COUNTER-FLASHING

REGLET; INSTALL COUNTER FLASHING W/ WEDGE & SEALANT

REPLACEMENT LADDER DETAIL

SCALE: 1-1/2"=1'-0"A-503

EXISTING FACE BRICK

SHALL REMAIN

EXISTING EXTERIOR CMU

WALL SHALL REMAIN

PROVIDE 4" PVC

SECONDARY ROOF DRAIN

PIPE; EXTEND PIPE DOWN

FROM ROOF & THROUGH

EXTERIOR WALL AS SHOWN

PROVIDE ALL NICKEL BRONZE

BODY SLIP-ON DOWNSPOUT

NOZZLE FOR USE WITH PVC

DRAIN PIPING; SECURE TO

BRICK AS REQ'D BY MANUF;

NOZZLE SHALL BE LAMB'S

TONGUE SHAPED & EQUIPPED

WITH DECORATIVE

FACE-OF-WALL FLANGE

EXISTING CONC SLAB

SHALL REMAIN

PITCH PAN DETAIL AT LADDER

SCALE: 3"=1'-0"A-503

ROOF AREA 'E' ROOF AREA 'E' ROOF AREA 'E'

ROOF AREA 'D'

PROVIDE 1/4" FALL ACROSS

HORIZ PORTION OF DRAIN

CONT PRE-FINISHED METAL

DRIP EDGE; LAP OVER

EDGE; EXTEND FLANGE

ONTO ROOF 4" MIN & SET IN

A FULL BED OF SEALANT

PRE-FINISHED METAL

FLASHING AT RAKE; WRAP

2x NAILER AS SHOWN

CONT 2x NAILER AT RAKE

BONDING ADHESIVE (TYP); RE: MANUFACTURER

CONT BEAD OF LAP SEALANT (TYP)

SINGLE PLY EPDM ROOF MEMBRANE (TYP)

EPDM MEMBRANE FLASHING

PLYWOOD ROOF DECK SHALL REMAIN

EXISTING FACE BRICK

SHALL REMAIN

EXISTING PLYWOOD

SHEATHING ON STUD

WALL SHALL REMAIN

CONT BEAD OF LAP SEALANT (TYP)

EXISTING 2x BLOCKING ATOP

EXTERIOR WALL AT AREA 'E'

1. PROVIDE A FULLY ADHERED EPDM ROOF SYSTEM.

APPROVED ADHESIVE IS REQUIRED BETWEEN EPDM

ROOF MEMBRANE AND COVER BOARD FOR FULLY

ADHERED SYSTEM (TYP).

2. ALL SHEET METAL WORK INCLUDING FLASHING,

GUTTERS, DOWNSPOUTS, CAP FLASHING, ETC. SHALL BE

INSTALLED IN ACCORDANCE WITH THE SHEET METAL

AND AIR CONDITIONING CONTRACTORS' NATIONAL

ASSOCIATION (SMACNA) MANUAL.

3. CONTRACTOR SHALL COORDINATE ALL ROOF DETAILS

WITH ROOFING MANUFACTURER TO SECURE THE

REQUIRED MANUFACTURER'S ROOF WARRANTY, AS

DESCRIBED IN THE SPECIFICATIONS.

4. CONTRACTOR SHALL PROVIDE 2x BLOCKING AS

REQUIRED FOR THE EPDM ROOF SYSTEM INSTALLATION

AS PER THE CONSTRUCTION DOCUMENTS AND

MANUFACTURER'S DETAILS.

5. CONTRACTOR SHALL ENSURE THAT THE ROOF DRAIN AT

ROOF AREA 'D' IS AT THE LOWEST POINT OF THE DRAIN'S

CORRESPONDING DRAINAGE AREA TO MAINTAIN

PROPER DRAINAGE AT ROOF. PROVIDE PRIMARY AND

SECONDARY ROOF DRAINS. CONNECT PRIMARY DRAIN

TO EXISTING ROOF DRAIN PIPING. PROVIDE PIPING AT

SECONDARY DRAIN EXTENDING DOWN INSIDE FACE OF

ADJACENT (EAST) EXTERIOR WALL; SECONDARY DRAIN

SHALL PENETRATE WALL 12" AFF; PROVIDE MILL FINISH

ALUMINUM LAMBS TONGUE AT THROUGH-WALL

PENETRATION AT 12" AFF. WATER TEST ALL ROOF

PENETRATIONS, CONDUCTOR HEADS, GUTTERS, AND

DOWNSPOUTS UPON COMPLETION OF PROJECT.

PROVIDE SEALANT

BETWEEN PERIMETER OF

PIPE & ADJACENT MASONRY

A-503

A-502

SIM

OPP

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUF

SINGLE PLY EPDM ROOF

MEMBRANE (TYP)

BONDING ADHESIVE (TYP); RE: MANUF

CONT REINF PERIMETER FASTENING

(RPF) STRIP; RE: MANUFACTURER

CONT PT WOOD NAILERS

ALONG EDGE OF WALL (TYP)

SINGLE PLY EPDM ROOF

MEMBRANE STRIP

TAPERED POLYISO

ROOFING INSULATION (TYP)

3" BASE LAYER POLYISO

ROOFING INSULATION (TYP)

FASTENER (TYP); RE: MANUF

MILL FINISH ALUM FASCIA COVER

CONT BEAD OF

SEALANT PER MANUF

CONT 2x PT WOOD NAILERS;

ANCHOR TO TOP OF

EXISTING PARAPET CURB

R6"

1'-0"

2 1/2"2 1/2"

1'- 0"

3'- 6"

M

IN

H T

AB

OV

E

PA

RA

PE

T

PROVIDE 2-1/4"x3/4"x1/4" GALV PTD

STEEL TREADS AT 12" O.C. MAX;

TREADS SHALL BE DEEPLY

SERRATED FOR SAFETY; TOP TREAD

SHALL BE AT HEIGHT OF PARAPET

1'- 0"

PROVIDE 1-1/2"x1/2"x3/4" GALV

PTD STEEL FLANGE AT RAILS FOR

ATTACHMENT OF TREADS; WELD

FLANGE TO RAILS & WELD

TREADS TO FLANGE & RAILS

PROVIDE 2-1/4"x3/4"x1/4" GALV PTD STEEL

TREADS AT 12" O.C. MAX; TREADS SHALL

BE DEEPLY SERRATED FOR SAFETY; TOP

TREAD SHALL BE AT HEIGHT OF PARAPET

PROVIDE 1-1/2"x1/2"x3/4" GALV PTD STEEL FLANGE AT

RAILS FOR ATTACHMENT OF TREADS; WELD FLANGE

TO RAILS & WELD TREADS TO FLANGE & RAILS

PROVIDE 2-1/2"x3/8" GALV PTD STEEL

LADDER SIDE RAILS; WELD SIDE RAILS

TO EACH STEEL WALL BRACKET

PROVIDE 9"x4-1/2"x3/8" GALV PTD STEEL

WALL BRACKETS AT 48" O.C. MAX; WELD SIDE

RAILS TO EACH STEEL WALL BRACKET;

ATTACH BRACKETS TO EXISTING FACE BRICK

W/ 2" LONG 1/2" EXPANSION ANCHOR BOLTS;

SET BOLTS IN STRUCTURAL EPOXY

4 1/2"

9"

2 1 /4"

LADDER PLAN

LADDER SECTION

EXISTING

FACE BRICK

4"

GRAPHIC SCALE

SCALE: 3"=1'-0"

0 3" 6" 12"

SCALE: 1-1/2"=1'-0"

0 6" 12" 24"

PROVIDE SEALANT AT WALL

AROUND DOWNSPOUT NOZZLE

SLOPE

EXISTING CONC PARAPET

CURB SHALL REMAIN

7" 1 1

/4"

MILL FINISH ALUM

FASCIA COVER

CONT BEAD OF

SEALANT PER MANUF

STAINLESS STEEL

FASTENERS AT 12"

O.C. AS PER MANUF

MILL FINISH ALUM

FASCIA COVER BEYOND

EXISTING CONC FILL ATOP EXISTING CONC ROOF

SLAB; EXISTING CONC FILL SLOPED AT 1/8":12

ANCHOR LADDER RAILS TO

CONC PARAPET CURB W/

2-1/2"x3"x1/4" GALV STEEL

ANGLE & 1/2" EXPANSION

ANCHOR BOLTS (3" LONG);

SET BOLTS & STEEL ANGLE IN

BED OF STRUCTURAL EPOXY

CONT BEAD OF LAP

SEALANT (TYP)

NON-SHRINK GROUT BASE (TYP);

ALLOW GROUT TO FULLY DRY

BEFORE INSTALLING SEALANT LAYER

POURABLE, SELF-LEVELING PITCH POCKET

SEALANT (TYP); 2" MIN THICKNESS; MOUND

TOP FOR POSITIVE DRAINAGE (TYP)

PROVIDE 2-1/2"x3/8" GALV & PAINTED STEEL

LADDER RAILS; ANCHOR TO CONC PARAPET

CURB & SET RAILS IN PITCH PAN ATOP PARAPET

SEE DETAIL 2/A-501 FOR FURTHER

INFORMATION REGARDING

TYPICAL PARAPET DETAIL AT

ROOF AREAS 'A','B',&'C'

CONT BEAD OF LAP

SEALANT (TYP)

ROOF AREA 'B'

1/4" COVER BOARD (TYP)

BONDING ADHESIVE (TYP); RE: MANUF

SINGLE PLY EPDM ROOF

MEMBRANE (TYP)

BONDING ADHESIVE (TYP); RE: MANUF

CONT REINF PERIMETER FASTENING

(RPF) STRIP; RE: MANUFACTURER

CONT PT WOOD NAILERS

ALONG EDGE OF WALL (TYP)

SINGLE PLY EPDM ROOF

MEMBRANE STRIP

TAPERED POLYISO

ROOFING INSULATION (TYP)

3" BASE LAYER POLYISO

ROOFING INSULATION (TYP)

FASTENER (TYP); RE: MANUF

MILL FINISH ALUM

FASCIA COVER BEYOND

PROVIDE PITCH POCKET AT EACH

LADDER RAIL & FASTEN RAILS TO

CONC CURB AT PARAPET

EXISTING CONC FILL ATOP EXISTING

CONC ROOF SLAB; EXISTING CONC

FILL SLOPED AT 1/8":12

EXISTING CONC ROOF

SLAB SHALL REMAIN

EXISTING CONC CURB SHALL REMAIN

EXISTING MASONRY WALL SHALL REMAIN

EXISTING FACE BRICK SHALL REMAIN

EXISTING CONC FILL ATOP EXISTING

CONC ROOF SLAB; EXISTING CONC

FILL SLOPED AT 1/8":12

EXISTING CONC ROOF

SLAB SHALL REMAIN

PROVIDE 2-1/2"x3/8" GALV & PAINTED

STEEL LADDER RAILS; ANCHOR TO

CONC PARAPET CURB & SET RAILS

IN PITCH PAN ATOP PARAPET; RE:

ENLARGED LADDER PLAN BELOW

ROOF AREA 'B'