Attachment 3 Bldg 50 Roof Replacement Drawings.pdf
PDF 11 MB Posted
- Solicitation number
- 75F40123R00088
About this file
This document provides details for a federal contract opportunity with the Department of Health and Human Services Food and Drug Administration Office of Acquisition and Grant Services. The solicitation number is 75F40123R00088 and seeks proposals for the renovation and roof replacement of Buildings 26 and 50. An attachment to the solicitation provides 11MB of drawings related to the roof replacement aspect of the work. Offerors should review the drawings to develop their responses for the renovation and roof replacement services required under the terms of this solicitation. The agency intends to award a firm-fixed price contract and responses are due by the date specified on Federal Business Opportunities.
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PROPERTY LOCATION
3900 NCTR Road Jefferson, AR 72079
BUILDING 54
BUILDING 60 BUILDING 51
BUILDING 50
NCTR ROAD
NCTR PROPERTY
NCTR ROAD
NCTR ROAD
NCTR ROAD
NCTR ROAD
STAGECOACH
ROAD
NCTR CAMPUS
Copyright
Architect
WITSELL EVANS RASCO
901 West Third Street Little Rock, Arkansas 72201 501.374.5300 www.WERarch.com
BUILDINGS 50, 51, 54 & 60 ROOF REPLACEMENT
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FDA Jefferson Laboratories
3900 NCTR, HFT_324
Jefferson, AR 72079
P ro je c t N a m e
CONSTRUCTION DOCUMENTS
02-10-2023
ARCHITECTURAL
INDEX OF DRAWINGSCAMPUS MAPLOCATION MAP
VICINITY MAP
A0.00 TITLE SHEET
A1.01 ROOF PLAN BUILDINGS 50 & 51
A1.02 ROOF PLAN BUILDINGS 54 & 60
A1.03 ROOF NOTES
A2.01 ROOF PHOTOS
A2.02 ROOF PHOTOS
A2.03 ROOF PHOTOS
A2.04 ROOF PHOTOS
A2.05 ROOF PHOTOS
A2.06 ROOF PHOTOS
A5.01 ROOF DETAILS
BUILDING 50 IS THE ONLY BUILDING TO BE CONSIDERED AS PART OF THIS SOLICITATION. BUILDING 50 IS OPTION 1
NO WORK
THIS ROOF
RD
VTR
RD
RD
RD RD
RD RD
RDRDRD
EFCAMERA
CAMERA
EFRTU
RD RDRDRD
RD
RD
ROOFTOP EQUIP. CURB.
RD RD
ROOFTOP EQUIP. CURB. REMOVE ALL
CURBS NO LONGER IN USE ON THIS LEVEL.
RD
ROOFTOP EQUIP.
CURB.
ROOFTOP EQUIP. CURB. ROOFTOP EQUIP. CURB. REMOVE ALL
CURBS NO LONGER IN USE ON THIS LEVEL.
NEW WALKWAY PADS. COORDINATE EXACT
ROUTE WITH OWNER.
NEW WALKWAY PADS. COORDINATE
EXACT ROUTE WITH OWNER.
ROOFTOP UNIT
ROOFTOP UNIT
P H
O T
O
P H
O T
O
PHOTO 3
P H
O T
O
4PHOTO 5
P H O
TO
P H
O T
O
P H
O T
O
P H
O T
O
PH
O
TO
PHOTO 12
236'-9" V.I.F.
V .I .F
V
.I .F
V
.I .F
V .I .F
15'-6" V.I.F.
186'-3" V.I.F.
± 2'-7" V.I.F.
V
.I .F
± 16'-2" V.I.F.
P H
O T
O
P H
O T
O
P H
O T
O
P H
O T
O
P H
O T
O
NEW WALKWAY PADS. COORDINATE
EXACT ROUTE WITH OWNER.
AREA 50-A
AREA 50-B
AREA 50-D
AREA 50-E
AREA 50-C
P H
O T
O
NOTE: SHOULD THE OWNER ELECT TO INSTALL A WINDOW WASHING SYSTEM,
INCLUDING EYE-TYPE CONNECTORS, ROOFER IS TO PROVIDE LIQUID-APPLIED
FLASHING PER MANUFACTURER'S RECOMMENDATIONS AT EACH CONNECTOR.
ASSUME APPROXIMATELY 12 TO 16 CONNECTORS. COORDINATE WITH OWNER.
PROVIDE NEW STEEL
WALL-MTD LADDER. SEE
DETAIL 16/A1.03
PROVIDE NEW STEEL
WALL-MTD LADDER. SEE
DETAIL 16/A1.03
EXISTING ROOF DRAINS TO REMAIN.
PROVIDE NEW STRAINERS TYPICAL,
ZURN Z100F - NO SUBSTITUTIONS.
AWS
AWR
EF-1
EF-2
EF-3
4" AWS/SWR
6" STEAM
C S
STEAM AND STEAM
CONDENSATE LINES TO
BUILDING 5
CHILLED WATER PIPING
INTO MEZZANINE
30" DIA. DOWN THRU ROOF
(BELOW CURB) TO ERU-1,2,3
IN MEZZANINE BELOW
EXHAUST STACKS UP
EXHAUST FAN PLENUM
PLATFORM
73'-3" V.I.F.
237'-0" V.I.F.
RD
RD RD
RD
RD
RD
RD
RD
RD
RD RD RD
RD RD RD RD RD
VTR
VTR MRV
RD
FLUE
VTR
VTR
MRV
MRV
MRV
MRV MRV MRV MRV
MRV
MRV
MRV
2" COND.
EXISTING DOWNSPOUT.
PROVIDE NEW ALUM.
SPLASHBLOCK
EXISTING WALL-MTD.
LADDER. PREP & PAINT.
EXISTING STEEL RAILINGS
AT EITHER SIDE OF LADDER.
PREP & PAINT.
EXISTING STEEL STAIRS
AND RAILINGS TO REMAIN.
PREP & PAINT.
REMOVE EXISTING STEEL STAIRS.
PROVIDE NEW STEEL LADDER SIM. TO
DETAIL 16/ A1.03. SEE PHOTO 61/A2.06.
NO WORK AT EXISTING ROOFTOP
BUILDING EXCEPT TO PROVIDE NEW
ROOF-TO-WALL FLASHING ALL AROUND.
V
.I .F
-8
V
.I .F
± 18'-11" V.I.F.
V .I .F
35'-10" V.I.F. 128'-4" V.I.F. 11'-2' V.I.F.
V
.I .F
DS
DS
DS
P H
O T
O
P
H O
T O
P H
O T
O
PHOTO 21
PHOTO 22
P H
O T
O
3 P H
O T
O
P H
O T
O
PHOTO 30
P H
O T O
P H
O T
O
PHOTO 31
P H
O T
O
P H
O T
O
P H
O T
O
NEW WALKWAY PADS. COORDINATE
EXACT ROUTE WITH OWNER.
DSDS
AREA 51-D
AREA 51-C
AREA 51-F
AREA 51-E
AREA 51-A
AREA 51-B
P H
O T
O
P H
O T
O
BLDG 60
ROOF
PROVIDE NEW STEEL
WALL-MTD LADDER. SEE
DETAIL 16/A1.03
REPLACE WALL CAP WITH NEW PREFINISHED CAP/FASCIA UNIT. COLOR
TO BE SELECTED BY OWNER. FASCIA AT EXTERIOR TO HAVE 1" ANGLED
KICKOUT AT BOTTOM TO REDUCE THE AMOUNT OF WATER ONTO THE
BUILDING WALL. SUBMITTALS REQUIRED. SEE PHOTO 59/A2.05
P H
O T
O
PROVIDE NEW SCUPPER
WITH COLLECTION BOX
& DOWNSPOUT THIS
CORNER.
REPLACE
ROOF EDGE &
FASCIA - TYP.
REMOVE SCUPPER. INFILL
ROOF EDGE/FASCIA.
REWORK ROOF TO DRAIN
TO SW CORNER
CLEAN THIS ENTIRE
WALL. REFER TO
NOTE ON PHOTO
59/A2.05
DEMOLISH THIS
PIPE. CAP AT
VALVE. SEE
PHOTO 62/A2.06.
CONFIRM WITH
OWNER PRIOR
TO DEMO.
CLEAN THIS
ENTIRE WALL.
REFER TO NOTE
ON PHOTO
59/A2.05
P H
O T
O
PHOTO 63
EXISTING ROOF DRAINS TO REMAIN.
PROVIDE NEW STRAINERS TYPICAL,
ZURN Z100F - NO SUBSTITUTIONS.
Copyright
Date
Title
Sheet No.
901 West Third Street Little Rock, Arkansas 72201 501.374.5300
Seal
Job No.
www.WERarch.com
SRQPNMLKJHGFEDCBA
A B C D E F G H J K L M N P Q R S
ARCHITECT
WER Architects/Planners
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FDA Jefferson Laboratories
BUILDING 50, 51, 54 & 60
ROOF REPLACEMENT
3900 NCTR, HFT_324
Jefferson, AR 72079
A1.01
ROOF PLAN
BUILDINGS 50 & 51
02-10-2023
FDAIDI21.07
OWNER
FDA Jefferson Laboratories
3900 NCTR Road, HFT_324 Jefferson, AR 72079
P ro je c t N a m e
CONSTRUCTION DOCUMENTS
1/8" = 1'-0"
ROOF PLAN BLDG 50
1/8" = 1'-0"
ROOF PLAN BLDG 51
NORTH
NORTH
No. Issue Date
RD
MRVMRV
RD
RDRD
RD
RD
RD
RD
RD
MRV
RD
FLUE
RD
MRV
RD
VTR
ROOFTOP
VENTILATOR
VTR
VTR
WALL MTD. LADDER TO
REMAIN. PRIME & PAINT.
RTU
VTR
ABANDONED
EQUIPMENT
CURB
REMOVE EXISTING WOOD STAIRS. REPLACE
WITH METAL STEPS (APPROX. 3 12" TREADS) &
RAILS BY PRECISION LADDERS OR APPROVED
EQUAL. SUBMITTALS REQUIRED.
POLE MTD. ANTENNA. FLASH
WITH LIQUID-APPLIED FLASHING.
RD
VTR
VTR
VTR
VTR
STEEL SUPPORT ROD/TURNBUCKLE TO
REMAIN. FLASH BASE WITH LIQUID-
APPLIED FLASHING
REMOVE EXISTING WOOD DECK. PROVIDE EXTRA
WALK PADS THIS AREA AS REQUIRED.
STEEL SUPPORT ROD/TURNBUCKLE TO
REMAIN. FLASH BASE WITH LIQUID-
APPLIED FLASHING
STEEL SUPPORT ROD/TURNBUCKLE TO
REMAIN. FLASH BASE WITH LIQUID-
APPLIED FLASHING
EXISTING RAIL, SIDING, AND GALVANIZED FLASHING
TO REMAIN. ROOF AROUND RAIL AND PROVIDE
LIQUID-APPLIED FLASHING AT ALL PENETRATIONS.
REMOVE EXISTING WOOD STEP. REPLACE
WITH STEPS & RAILS BY PRECISION LADDERS
OR EQUAL. SUBMITTALS REQUIRED.
CU1
CU2
CU2
R T
U
AHU AND PLATFORM
BASE TO REMAIN.
REFLASH BASE.
REMOVE EXISTING EDGE METAL AND ASSOCIATED
FASCIA. PROVIDE NEW PREFINISHED ALUMINUM
FASCIA / EDGE TO MATCH EXISTING PROFILE -
TYPICAL. COLOR TO BE SELECTED BY OWNER
FROM MFR'S STANDARD COLOR LINE.
EXHAUST
FAN
EXISTING METAL CANOPY AND ASSOCIATED
COLUMNS TO REMAIN.
NO WORK
THIS ROOF
NO WORK
THIS ROOF
P H
O T
O
P H
O T
O
PHOTO 33
P H
O T
O
PHOTO 34
P H
O T
O
PH
O
TO
P H
O T
O
P H
O T O
P H
O T O
P H
O T
O
1 P H
O T O
P H
O T
O
PHOTO 46P
H
O T
O
P H
O T
O
P H
O T
O
P H
O T
O
P H
O T
O
PHOTO 51
P H
O T
O
PH
O
TO
PHOTO 54
P H
O T
O
P H
O T
O
NEW WALKWAY PADS. COORDINATE
EXACT ROUTE WITH OWNER.
NO WORK
THIS ROOF
AREA 54-A
AREA 54-B
AREA 54-C
AREA 54-D
AREA 53 - NO
WORK THIS
ROOF
AREA 54-F
AREA 54-F
A R
E A
-F
AREA 54-F
EXISTING EXPANSION
JOINT TO REMAIN
REPLACE EXISTING
EXPANSION JOINT. SEE
KEYED NOTE #56
PROVIDE NEW STEEL WALL-MTD
LADDER TO BLDG 53 ROOF SIMILAR
TO DETAILS SHEET A1.03. VERIFY
EXACT LOCATION WITH OWNER. PH
O
TO
PHOTO 65P
H
O T
O
PHOTO 70
P
H O
T O
PHOTO 67
PHOTO 69
BLDG 50
BLDG 62
AREA 54-F
REPLACE EXISTING EXPANSION JOINT PER DETAILS.
REMOVE EXISTING ROOF-TO-WALL OR ROOF-
TO-PARAPET FLASHING DURING TEAR-OFF.
REPLACE WITH NEW FLASHING PER DETAILS
AND SPECIFICATION. SEE PHOTO 40.
P H
O T
O
REMOVE EXISTING TWO DOWNSPOUTS
AT EAST SIDE OF PORCH DECK. CLOSE
DRAIN OPENINGS. REPLACE WITH
SCUPPER OPENING AT NORTH END
THROUGH RAIL WITH COLLECTION BOX
AND DOWNSPOUT. SEE PHOTO 64/A2.06
TYPICAL ALL ROOFS: ALL EXISTING
ROOF TRIM, FASCIA, GUTTERS,
DOWNSPOUTS AND ROOF DRAIN
STRAINERS TO BE REPLACED WITH
NEW. REPLACE ALL WOOD SUPPORT
BLOCKS WITH DURABLOCK SUPPORTS.
AT CU1, 2 & 3, REPLACE WOOD OR CMU
SUPPORTS WITH DURABLOCK.
EXISTING ROOF DRAINS TO REMAIN.
PROVIDE NEW STRAINERS TYPICAL,
ZURN Z100F - NO SUBSTITUTIONS.
NOTE: REPLACE ALL EXISTING PVC
CONDENSATE PIPING WITH COPPER PIPE -
TYPICAL ALL ROOFS THIS PROJECT.
ALL WOODEN PIPE SUPPORTS
SHALL BE REPLACED WITH
DURABLOCK DB-10 @ 8'-0" O.C.
ALL WOODEN PIPE SUPPORTS
SHALL BE REPLACED WITH
DURABLOCK DB-10 @ 8'-0" O.C.
REPLACE PIPE SUPPORTS WITH UNISTRUT
& DURABLOCK DB-10 @ 8'-0" O.C.
MRV MRV MRV
VTR
VTR
RD RD
MRVMRV
MRV
EXISTING
EXHAUST
DUCT
EXISTING
EXHAUST
DUCT
EXISTING
INTAKE
DUCT
VTR
RD
P H
O T
O
PHOTO 30
P H
O T O
P H
O T
O
PHOTO 31
P H
O T
O
P H
O T
O
P H
O T
O
NEW WALKWAY PADS.
COORDINATE EXACT ROUTE
WITH OWNER.
AREA 60-A
AREA 60-B
PHOTO 71
REPLACE ALL WOOD
SUPPORT BLOCKS WITH
DURABLOCK SUPPORTS -
TYPICAL ALL ROOFS
PROVIDE NEW SCUPPER
WITH COLLECTION BOX &
DOWNSPOUT THIS
CORNER. REWORK SLOPE
TO DRAIN TO THIS
SCUPPER.
PROVIDE NEW CONT.
TERMINATION BAR WITH
SEALANT AND COUNTER
FLASHING AT WALL.
REMOVE EXISTING ROOF EDGE/FASCIA ALL
SIDES. PROVIDE NEW PREFINISHED ROOF
EDGE/FASCIA. COLOR TO BE SELECTED BY
OWNER FROM MFR'S STANDARD COLOR
LINE. SUBMITTALS REQUIRED.
EXISTING ROOF DRAINS TO
REMAIN. PROVIDE NEW
STRAINERS TYPICAL, ZURN
Z100F - NO SUBSTITUTIONS.
Copyright
Date
Title
Sheet No.
901 West Third Street Little Rock, Arkansas 72201 501.374.5300
Seal
Job No.
www.WERarch.com
SRQPNMLKJHGFEDCBA
A B C D E F G H J K L M N P Q R S
ARCHITECT
WER Architects/Planners
/1
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FDA Jefferson Laboratories
BUILDING 50, 51, 54 & 60
ROOF REPLACEMENT
3900 NCTR, HFT_324
Jefferson, AR 72079
A1.02
ROOF PLAN
BUILDINGS 54 & 60
02-10-2023
FDAIDI21.07
OWNER
FDA Jefferson Laboratories
3900 NCTR Road, HFT_324 Jefferson, AR 72079
P ro je c t N a m e
CONSTRUCTION DOCUMENTS
1/8" = 1'-0"
ROOF PLAN BLDG 54
1/8" = 1'-0"
ROOF PLAN BLDG 60
NORTH
NORTH
CONTRACTOR TO SURVEY EXISTING CONDITIONS AND COORDINATE WITH REQUIREMENTS INDICATED TO DETERMINE EXTENT OF
SELECTIVE DEMOLITION REQUIRED.
WHEN UNANTICIPATED MECHANICAL, ELECTRICAL, OR STRUCTURAL ELEMENTS ARE ENCOUNTERED, INVESTIGATE AND MEASURE THE
NATURE AND EXTENT OF THE CONFLICT. NOTIFY ARCHITECT IMMEDIATELY.
ALL EXISTING STRUCTURE THAT IS SHOWN IS FOR REFERENCE ONLY AND IS TO BE FIELD VERIFIED BY THE CONTRACTOR.
THE CONTRACTOR IS FULLY RESPONSIBLE FOR THE MEANS AND METHODS OF DEMOLITION AND THE SAFETY OF THE EXISTING
STRUCTURE.
CONDUCT DEMOLITION OPERATIONS TO PREVENT INJURY TO PEOPLE. ENSURE SAFE PASSAGE OF PEOPLE AROUND SELECTIVE
DEMOLITION AREAS.
PROTECT WALLS, CEILINGS, FLOORS, AND OTHER EXISTING FINISH WORK THAT IS TO REMAIN AND/OR IS EXPOSED DURING SELECTIVE
DEMOLITION OPERATIONS.
DEBRIS TO BE REMOVED FROM WORK AREA TO A DUMPSTER. PROTECT ROUTE AS REQUIRED. REMOVE AND TRANSPORT DEBRIS IN A MANNER THAT WILL PREVENT SPILLAGE ON ADJACENT SURFACES AND AREAS. CONTRACTOR TO VERIFY PROPOSED LOCATION OF
DUMPSTER WITH OWNER.
LOCATIONS OF ALL STRUCTURAL ELEMENTS ARE SCHEMATIC/ DIAGRAMMATIC. CONTRACTOR TO FIELD VERIFY. NO STRUCTURAL MEMBERS SHALL BE CUT, ALTERED, WITHOUT PRIOR APPROVAL BY THE ARCHITECT/STRUCTURAL ENGINEER. NOTIFY THE ARCHITECT IMMEDIATELY
OF ANY DISCREPANCIES.
PROTECT ADJACENT EXTERIOR MATERIAL TO REMAIN DURING DEMOLITION.
DEMOLISH AND REMOVE EXISTING CONSTRUCTION ONLY TO THE EXTENT INDICATED ON DEMOLITION PLAN AND/OR AS REQUIRED TO INSTALL NEW WORK SHOWN/SPECIFIED ELSEWHERE. USE METHODS REQUIRED TO COMPLETE WORK WITHIN LIMITATIONS OF GOVERNING
REGULATIONS.
GENERAL DEMOLITION NOTES
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
1. ENTIRELY REMOVE EXISTING ROOF DOWN TO EXISTING DECK, INCLUDING MEMBRANE, FLASHINGS, COVER BOARD AND INSULATION.
THICKNESS OF EXISTING ROOF SYSTEM FROM DECK TO CAP SHEET VARIES. SEE CORE REQUIREMENTS THIS SHEET.
2. INSTALL NEW MODIFIED BITUMEN ROOF SYSTEM PER DETAILS, ASSEMBLY AS FOLLOWS:
A. Existing deck.
B. High performance, heavy duty base sheet (torched to primed deck).
C. Adhesive layer applied to base sheet.
D. 2” polyiso rigid insulation set in adhesive.
E. Adhesive layer applied to iso board.
F. ½” Densdeck or equal cover board set in adhesive.
G. High performance mod bit base sheet torched to densdeck.
H. Granulated Cap sheet torched to base sheet.
3. EXISTING ROOF DRAINS TO REMAIN. REFLASH PER DETAILS. REPORT ANY EXISTING DETERIORATION TO ARCHITECT.
4. EXISTING GUTTERS AND DOWNSPOUTS ARE TO BE REPLACED WITH NEW. INSTALL PER DETAILS AND TO ACCOMMODATE NEW INCREASED THICKNESS OF ROOF SYSTEM. PROVIDE NEW PREFINISHED ALUMINUM EDGE FLASHED INTO ROOF AND EXTENDING BEHIND GUTTER. MATCH EXISTING COLOR. COLOR TO BE SELECTED FROM MFR'S STANDARD COLOR LINE. SUBMITTALS AND SAMPLES
REQUIRED.
5. REFLASH PARAPETS, METAL ROUND FLUES, VTR's, PIPE AND CONDUIT PENETRATIONS, ROOFTOP ANCHORS, BUILT-IN LADDER SUPPORTS, AND OTHER MISC. ROOFTOP ITEMS. REFER TO ROOF DETAILS. REUSE EXISTING SPLASH PANS AT DOWNSPOUT
DISCHARGE. PROVIDE EXTRA CAP SHEET MEMBER BELOW SPLASH PANS.
6. TEMPORARILY RAISE EXISTING ROOFTOP CONDUITS AND ASSOCIATED RUBBER AND/OR WOOD SUPPORTS AS REQUIRED TO ACCOMPLISH ROOF TEAR-OFF AND ROOF INSTALLATION. REMOVE ALL WOOD SUPPORTS AT CONDUIT AND PIPING AND PROVIDE NEW DURA-BLOCK TYPE SUPPORTS. REINSTALL CONDUITS AND PIPING AFTER NEW ROOF IS INSTALLED.
7. PROVIDE CRICKETS AT 1/2" PER FOOT SLOPE WHERE REQUIRED.
8. THE CONTRACTOR IS FULLY RESPONSIBLE FOR THE MEANS AND METHODS OF DEMOLITION AND THE SAFETY OF THE EXISTING
STRUCTURE.
9. COORDINATE ANY ELECTRICAL SHUTDOWNS WHICH MIGHT BE NECESSARY WITH OWNER 14 DAYS IN ADVANCE. COORDINATE STAGING
OF CRANES AND OTHER LIFTING EQUIPMENT WITH OWNER 14 DAYS IN ADVANCE.
10. EXERCISE EXTREME CAUTION TO PROTECT ADJACENT EXTERIOR MATERIAL TO REMAIN DURING DEMOLITION AND NEW INSTALLATION.
11. ONLY TEAR-OFF EXISTING ROOFING IN QUANTITIES AS CAN BE WEATHERPROOFED THE SAME DAY. SCHEDULE INSTALLATION APPLICATIONS SO THAT NO PARTIALLY COMPLETED SECTIONS OF ROOF ARE LEFT EXPOSED AT THE END OF THE WORKDAY.
12. EVERY EFFORT HAS BEEN MADE TO IDENTIFY AND SHOW EXISTING FLASHING CONDITIONS AND PENETRATIONS - ROOF DRAINS, VTR'S, MASONRY FLUES, ROUND OR SQUARE GALV. FLUES, TIE-OFF ANCHORS AND PIPE PENETRATIONS. ANY ROOFTOP ITEMS NOT SHOWN
ARE TO REMAIN AND WILL BE FLASHED PER SIMILAR DETAILS AND NOTES.
13., CONTRACTOR IS TO VERIFY EXISTING CONDITIONS, DIMENSIONS, AND QUANTITIES PRIOR TO BIDDING.
ROOF SCOPE OF WORK
COORDINATE STAGING AREA LOCATIONS AND SIZES
WITH OWNER PRIOR TO COMMENCEMENT.
CONTRACTOR ENTRY TO STAGING AREAS AND ROOF
MUST BE SECURE AND SEPARATED FROM THE PUBLIC.
LADDERS AND LIFTS CANNOT BE ACCESSIBLE TO THE
PUBLIC. EXERCISE ALL PRECAUTIONS TO MAINTAIN
SAFETY.
CONTRACTOR WILL RESTORE DAMAGED GRASS AREAS.
TREES AND TREE ROOTS MUST BE PROTECTED FROM
DAMAGE.
CONTRACTOR TO RESTORE SIDEWALKS AND PLANTING
AREAS DAMAGED BY CONSTRUCTION.
MAINTAIN FIRE TRUCK ACCESS. COORDINATE REQUIRED
ROUTES WITH OWNER.
1.
2.
3.
4.
5.
STAGING AREA NOTESMOISTURE RELIEF VENTS
PROVIDE NEW MOISTURE RELIEF VENTS EVERY 800 SQ. FT. OR
AS RECOMMENDED AND/OR REQUIRED BY ROOFING
MANUFACTURER. SUBMITTALS REQUIRED.
PULL TEST COMPLIANCE
CONTRACTOR TO CONSULT WITH ROOFING MANUFACTURER
PRIOR TO COMMENCEMENT REGARDING ANY ISSUES RELATED
TO COMPLIANCE WITH PULL TEST REQUIREMENTS.
ROOF SLOPE DRAINAGE CONCEPT
A CONCEPT FOR THE DIRECTION OF SLOPES AND
ASSOCIATED CRICKETS IS SHOWN ON THE ROOF PLAN. THIS
CONCEPT IS DIAGRAMMATIC. THE CONTRACTOR IS REQUIRED
TO SUBMIT A PROPOSED LAYOUT PRIOR TO COMMENCEMENT
INDICATING PITCH OF MAIN FIELDS, THICKNESS OF TAPERED
POLYISO INSULATION, AND PITCH AND CONFIGURATION OF
CRICKETS. REPORT ANY DISCREPANCIES TO ARCHITECT.
CORES REQUIRED AT EACH ROOF AREA
PRIOR TO TEAR-OFF, CONTRACTOR IS TO CORE EACH ROOF
AREA AT HIGH SIDE OF SLOPE AND AT LOW SIDE OF SLOPE TO
DOCUMENT THICKNESS OF ROOFING SYSTEM FROM ROOF
SURFACE TO EXISTING DECK. REPORT ANY ISSUES OR
CONCERNS WITH THE THICKNESS OF NEW INSULATION /
ROOF SYSTEM AT CURBS AND/OR FLASHINGS. PATCH CORES
AS REQUIRED FOR WATERTIGHT SEAL.
EXISTING ROOF CONDITIONS
AN ATTEMPT HAS BEEN MADE TO INDICATE EXISTING ROOFTOP
EQUIPMENT - DRAINS, FLUES, VTRs, DUCTWORK, PIPING, ETC..
REFER TO ROOF PHOTOS FOR ITEMS NOT SHOWN ON ROOF
PLAN. CONTRACTOR IS RESPONSIBLE FOR VISITING THE SITE
PRIOR TO BIDDING TO VERIFY EXISTING CONDITIONS,
QUANTITIES AND DIMENSIONS. REPORT ANY DISCREPANCIES
TO THE ARCHITECT.
VENT THRU ROOF
SECTION NUMBER
SHEET LOCATION
LEGEND
15 KEYED NOTE
P H
O T
O
PHOTO KEY
VTR
A1
A5.01
SIM.
MOISTURE RELIEF VENTMRV
ROOFTOP UNITRTU
ROOF DRAINRD
NO ROOFTOP EQUIPMENT DISRUPTIONS
ROOFTOP EQUIPMENT IS TO REMAIN OPERATIONAL DURING
REROOF. IF EQUIPMENT MUST BE TEMPORARILY OUT OF
SERVICE WHILE CURBS ARE BEING RAISED, THE DOWN TIME
SHALL NOT EXCEED 24 HOURS. THE OWNER IS TO BE
NOTIFIED FOURTEEN DAYS IN ADVANCE OF ANY SUCH
DISRUPTIONS. DISRUPTION MIGHT BE REQUIRED TO OCCUR
AFTER NORMAL BUSINESS HOURS OR ON WEEKENDS PER
OWNER'S PREFERENCE.
AREAS ARE APPROX., V.I.F.,
PARAPETS NOT INCLUDED
IN CALCULATIONS.
BUILDING 50 ROOF AREA_____
AREA 50-A 2,488 SF
AREA 50-B 6,253 SF
AREA 50-C 3,330 SF
AREA 50-D 491 SF
AREA 50-E 441 SF
TOTAL (NET) 13,003 SF
AREAS ARE APPROX., V.I.F.,
PARAPETS NOT INCLUDED
IN CALCULATIONS.
BUILDING 51 ROOF AREA______
AREA 51-A 1,121 SF
AREA 51-B 5,140 SF
AREA 51-C 12,965 SF
AREA 51-D 2,272 SF
AREA 51-E 285 SF
AREA 51-F 102 SF
TOTAL (NET) 21,885 SF
AREAS ARE APPROX., V.I.F.,
PARAPETS NOT INCLUDED
IN CALCULATIONS.
BUILDING 54 ROOF AREA______
AREA 54-A 1,113 SF
AREA 54-B 6,599 SF
AREA 54-C 396 SF
AREA 54-D 2,067 SF
AREA 54-E 1,230 SF
AREA 54-F 3,488 SF
TOTAL (NET) 14,893 SF
AREAS ARE APPROX., V.I.F.,
PARAPETS NOT INCLUDED
IN CALCULATIONS.
BUILDING 60 ROOF AREA______
AREA 60-A 6,170 SF
AREA 60-B 46 SF
TOTAL (NET) 6,216 SF
ROOF AREA SUMMARY RECAP
BUILDING 50 ROOF AREA 13,003 SF
BUILDING 51 ROOF AREA 21,885 SF
BUILDING 54 ROOF AREA 14,893 SF
BUILDING 60 ROOF AREA 6,216 SF
TOTAL (NET) 55,997 SF
2'-0" MIN.
3/8" THICK BY 3" GALVANIZED
STEEL BAR
RADIUS CORNERS AT TOP AND
BOTTOM OF STEEL BARS
ROOF SURFACE
3/4" DIAMETER SKID
RESISTANT GALVANIZED
STEEL RUNGS WELDED TO
3/8" THICK BY 3" STEEL
VERTICAL BARS
ROOF SURFACE
3/4" DIAMETER SKID
RESISTANT GALVANIZED
STEEL RUNGS WELDED
TO VERTICAL BARS
MAINTAIN APPROX. 10" CLEARANCE
FROM ROOF SURFACE TO BOTTOM OF
STEEL BAR. VERIFY FIELD CONDITIONS
PRIOR TO FABRICATION
3/8" THICK BY 3" GALVANIZED
STEEL SUPPORT BAR AT EACH
SIDE WELDED 1/2" PLATE
ANCHORED TO WALL WITH
FOUR EXPANSION BOLTS.
SUBMITTALS REQUIRED.
3/8" THICK BY 3" GALVANIZED
STEEL BAR
S U
B M
IT
T
A L S
R E
Q U
IR
E
D
A P
P R
O X
IM
A
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D
IM
E N
S
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IF
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F
IE
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T
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1'-10"
3" 1'-4" 3"
MISCELLANEOUS REPLACEMENT ITEMS
EXISTING ROOF TRIM, FASCIA, GUTTERS AND ROOF DRAIN
STRAINERS SHALL BE REPLACED WITH NEW. NEW ROOF DRAIN
STRAINERS SHALL BE ZURN Z100F - NO SUBSTITUTIONS.
PIPE SUPPORT REPLACEMENT
REGARDLESS OF WHETHER OR NOT IT IS MENTIONED ON
THESE DRAWINGS, ALL WOODEN PIPE SUPPORTS SHALL BE
REPLACED WITH DURABLOCK DB-10 @ 8'-0" O.C.
ASBESTOS STATUS
SPEC SECTION 01 1210 DESCRIBES THE CONTRACTOR'S
RESPONSIBILITY FOR ASBESTOS SAMPLING. AN INDEPENDENT
ASBESTOS SURVEY HAS BEEN REQUESTED AND WILL BE MADE
AVAILABLE BY THE OWNER UPON REQUEST BY CONTRACTOR.
CONTRACTOR SHALL BE RESPONSIBLE FOR PRE DEMOLITION
ASBESTOS SAMPLING REPORT AND COST ESTIMATION.
Copyright
Date
Title
Sheet No.
901 West Third Street Little Rock, Arkansas 72201 501.374.5300
Seal
Job No.
www.WERarch.com
SRQPNMLKJHGFEDCBA
A B C D E F G H J K L M N P Q R S
ARCHITECT
WER Architects/Planners
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FDA Jefferson Laboratories
BUILDING 50, 51, 54 & 60
ROOF REPLACEMENT
3900 NCTR, HFT_324
Jefferson, AR 72079
A1.03
ROOF NOTES
02-10-2023
FDAIDI21.07
OWNER
FDA Jefferson Laboratories
3900 NCTR Road, HFT_324 Jefferson, AR 72079
P ro je c t N a m e
CONSTRUCTION DOCUMENTS
3/4" = 1'-0"
LADDER DETAIL
5 5 45
13 15
PROVIDE NEW STEEL LADDER.
SEE DETAIL ON SHEET A1.02
1 6
X
8 8
1 EXISTING EXHAUST FAN AND/OR ROOFTOP EQUIPMENT TO REMAIN. RAISE CURB IF REQUIRED TO
ACCOMMODATE NEW INCREASED ROOF THICKNESS. FLASH PER ROOFING MFR'S
RECOMMENDATIONS.
2 REMOVE EXISTING ALUMINUM PARAPET CAP. REPLACE WITH NEW PRE-FINISHED ALUMINUM CAP - TYPICAL ALL PARAPETS AND COPINGS. MATCH EXISTING PROFILE AND COLOR. SUBMITTALS AND PHYSICAL COLOR SAMPLES REQUIRED. PROVIDE NEW SILICONE SEALANT. COLOR TO BE SELECTED BY OWNER FROM MFR'S STANDARD COLOR LINE - TYPICAL FOR ALL ALUMINUM APPLICATIONS THIS
PROJECT. REFER TO FLASHING DETAILS FOR FLASHING BENEATH COPING.
3 EXISTING SECURITY CAMERA TO REMAIN. FLASH PENETRATION WITH LIQUID-APPLIED FLASHING
EQUAL TO SIPLAST PARAPRO.
4 EXISTING LIGHTNING PROTECTION SYSTEM TO REMAIN. TEMPORARILY REMOVE PORTIONS OF
SYSTEM AS MAY BE REQUIRED FOR NEW ROOFING INSTALLATION. REINSTALL AFTERWARD.
5 EXISTING STANDING SEAM METAL ROOF, METAL FASCIAS, SOFFITS AND SIDING TO REMAIN. PROTECT
FROM DAMAGE DURING CONSTRUCTION.
6 EXISTING PITCH POCKET AT ELECTRICAL PENETRATION TO REMAIN. REMOVE SEALANT AND/OR MASTIC AND REFILL PITCH PAN WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH
POCKET WITH APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO.
7 EXISTING METAL SILL AT BOTTOM OF SIDING TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER SILL AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-TIGHT CONDITION.
8 TEAR OFF EXISTING MOD BIT ROOF AND INSULATION TO EXISTING DECK BELOW. REPLACE WITH POLYISO INSULATION, COVER BOARD, AND MOD BIT ROOF SYSTEM PER SPECIFICATION - TYP. AT ALL
FOUR ROOF REPLACEMENTS THIS PROJECT.
9 REMOVE EXISTING ROOF-TO-WALL OR ROOF-TO-PARAPET FLASHING DURING TEAR-OFF. REPLACE
WITH NEW FLASHING PER DETAILS AND SPECIFICATION.
10 EXISTING WALKWAY PADS TO BE REMOVED DURING ROOF TEAR-OFF. REFER TO ROOF PLANS A1.01 &
A1.02 FOR PROPOSED ROUTE OF NEW WALKWAY PADS TO REPLACE EXISTING WALKWAY PADS.
COORDINATE ROUTE WITH OWNER PRIOR TO INSTALLATION.
11 EXISTING ROOFTOP UNITS TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER EXISTING UNIT'S COUNTER FLASHING AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-
TIGHT CONDITION.
12 REMOVE EXISTING EQUIPMENT SUPPORT PEDESTALS WHICH ARE NO LONGER IN USE. PROVIDE
TREATED WOOD DECK INFILL IF THERE IS AN OPENING IN CONCRETE ROOF DECK. PROVIDE
ADEQUATE ANCHORAGE FOR NEW INFILL. ROOF OVER WITH NEW ROOF SYSTEM.
13 REPLACE EXISTING WOOD AND BLOCK-TYPE SUPPORTS AT PIPING WITH NEW ROOFTOP BLOCK STAND WITH PIPE CRADLE AND SLEEPER CURB (MFR: ROOFTOP SLEEPER SUPPORT) OR WITH DURA- BLOCK DB10 PIPE SUPPORT & UNISTRUT AT ALL EXISTING BLOCK-TYPE SUPPORTS. SELECT SIZE TO
SUIT CONDITIONS.
14 EXISTING CANOPY TO REMAIN. NO WORK REQUIRED.
15 EXISTING WALL-MTD. STEEL LADDER TO REMAIN. PREP & PAINT. COLOR TO BE SELECTED BY OWNER.
16 EXISTING COLLECTION BOX AND DOWNSPOUT TO REMAIN AT BLDG 50. REPLACE COLLECTION BOXES
AND DOWNSPOUTS AT BUILDINGS 51, 54 & 60. MATCH EXISTING PROFILES AND SIZES.
17 EXISTING ROOF DRAIN TO REMAIN - TYPICAL. REPLACE EXISTING STRAINER WITH NEW. REFLASH
DRAIN PER DETAILS AND IN ACCORDANCE WITH ROOF MFR'S RECOMMENDATIONS. SECONDARY
(EMERGENCY OVERFLOW) DRAINS ARE NOT REQUIRED.
18 REPLACE EXISTING OVERFLOW SCUPPER PER MFR'S RECOMMENDATIONS & SCUPPER DETAIL SHEET A5.01.
19 PIPE SUPPORTS TO REMAIN. REMOVE UMBRELLA. REMOVE SEALANT AND/OR MASTIC AND REFILL
PITCH POCKET WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH POCKET WITH
APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO. PROVIDE NEW UMBRELLA.
20 EXISTING STEEL BEAM TO REMAIN. PREP AND PAINT.
21 REFLASH EXISTING EQUIPMENT SUPPORT PEDESTALS.
22 TEMPORARILY RAISE OR REMOVE DUCT SUPPORTS DURING ROOF TEAR-OFF AND REROOF. REPLACE SUPPORTS AFTER ROOF IS INSTALLED. PROVIDE EXTRA MEMBRANE BENEATH BASE OF SUPPORTS.
23 EXISTING VTR (VENT THRU ROOF) AND/OR FLUE TO REMAIN. PROVIDE NEW FLASHING KIT PER MFR'S
RECOMMENDATIONS. EXTEND HEIGHT AS REQUIRED FOR ROOF WARRANTY.
24 EXIST. PIPING AND/OR CONDUIT TO REMAIN UNLESS NOTED OTHERWISE. PROTECT FROM DAMAGE.
REPLACE WOOD SUPPORTS WITH DURA-BLOCK TYPE SUPPORTS OF SIZE REQUIRED.
25 EXISTING COUNTER FLASHING TO BE REMOVED AND REPLACED WITH NEW - TYPICAL AT ROOF-TO-
WALL CONDITIONS. TURN NEW MEMBRANE UP UNDER NEW COUNTER FLASHING. ATTACH
MEMBRANE PER ROOFING MFR'S RECOMMENDATIONS. PROVIDE CONTINUOUS SEALANT.
26 REMOVE EXISTING EDGE METAL AND ASSOCIATED FASCIA. PROVIDE NEW PREFINISHED ALUMINUM EDGE AND FASCIA TO MATCH EXISTING PROFILE. COLOR TO BE SELECTED BY OWNER FROM MFR'S
STANDARD COLOR LINE.
27 NO WORK AT EXISTING ROOFTOP BUILDING EXCEPT TO PROVIDE NEW ROOF-TO-WALL FLASHING ALL
AROUND.
28 EXISTING CANOPY TO REMAIN. REMOVE BASE AND CAP SHEET AND REPLACE WITH NEW BASE AND
CAP SHEET.
29 REMOVE EXISTING STEEL STAIRS. PROVIDE NEW STEEL LADDER SIM. TO DETAIL 16/ A1.03.
30 NO WORK AT SURROUNDING METAL CANOPIES.
31 REWORK EXISTING SCUPPER WITH NEW FLASHING. COLLECTION BOX AND DOWNSPOUT TO REMAIN.
32 ROOF TO SLOPE UP TO EXISTING EDGE ALL FOUR SIDES. SEE ROOF PLAN.
33 EXISTING STEEL RAILINGS AT EITHER SIDE OF LADDER. PREP & PAINT.
34 EXISTING PITCH POCKETS AT FRAME SUPPORTING ELECTRICAL PANELS TO REMAIN. REMOVE
SEALANT AND/OR MASTIC AND REFILL PITCH PAN WITH APPROVED POURABLE SEALANT.
35 EXISTING DURA-BLOCK SUPPORTS TO REMAIN. TEMPORARILY REMOVE FOR ROOF TEAR OFF AND
REROOF. REINSTALL AFTER ROOF IS INSTALLED.
36 EXISTING EXHAUST STACKS AND PLATFORM WITH CURB. REFLASH CURB PER DETAILS.
37 EXISTING COUNTER FLASHING TO REMAIN AT THIS PARAPET. TURN NEW MEMBRANE UP UNDER NEW
COUNTER FLASHING. ATTACH MEMBRANE PER ROOFING MFR'S RECOMMENDATIONS. PROVIDE
CONTINUOUS SEALANT.
38 CONTRACTOR IS TO CONSULT WITH OWNER FOR TEMPORARY DISCONNECTION AND TEMPORARY
RELOCATION OF PIPING ALONG PARAPET TO FACILITATE ROOF TEAR-OFF, REROOF AND ROOF-TO-
WALL FLASHING THIS AREA. OWNER MAY CHOOSE PERMANENT REROUTING OF PIPING AND/OR
PERMANENT RAISING OF PIPING TO KEEP PIPING OFF ROOF FOR FUTURE. COORDINATE POTENTIAL SHUT-DOWNS WITH OWNER. PROVIDE 2 WEEKS NOTICE TO OWNER PRIOR TO SHUT-DOWN. PIPING
WORK WILL BE PERFORMED UNDER THIS CONTRACT BY A LICENSED HVAC CONTRACTOR.
39 EXISTING EXHAUST DUCT TO REMAIN. DUCT DISCHARGES ABOVE HIGH ROOF LEVEL AT BLDG 51.
REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
40 EXISTING EXHAUST DUCT TO REMAIN. REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
41 REMOVE EXISTING MOISTURE RELIEF VENT AND REPLACE WITH NEW MRV AS SPECIFIED.
42 EXISTING CONDUIT TO REMAIN. REPLACE SUPPORTS WITH DURA-BLOCK SUPPORTS.
43 EXISTING INTAKE DUCT TO REMAIN. REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
44 REFLASH CURB AT PIPING PENETRATIONS THIS ROOF. SOME CONDITIONS MIGHT REQUIRE LIQUID- APPLIED FLASHING THIS AREA. CONTRACTOR TO REPORT CONDITIONS TO OWNER AND PROPOSE A
FLASHING SOLUTION.
45 STEEL SUPPORT ROD/TURNBUCKLE TO REMAIN. FLASH BASE WITH LIQUID-APPLIED FLASHING.
46 EXISTING FLUE AND PITCH POCKET TO REMAIN. REMOVE SEALANT AND/OR MASTIC AND REFILL PITCH
PAN WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH POCKET WITH APPROVED
LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO.
47 EXISTING RAIL, SIDING, AND GALVANIZED FLASHING TO REMAIN. ROOF AROUND RAIL AND PROVIDE
LIQUID-APPLIED FLASHING AT ALL PENETRATIONS.
48 REMOVE EXISTING WOOD DECK. PROVIDE EXTRA WALK PADS THIS AREA AS REQUIRED.
49 ALL ROOFTOP CONDENSERS TO REMAIN - TYP. REFLASH PER DETAILS & MFR'S RECOMMENDATIONS.
50 PROVIDE APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO AT ROOF-TO-WALL
CONDITION.
51 EXISTING STEPS TO REMAIN. CONTRACTOR TO INVESTIGATE CONDITIONS AND ROOF UNDER OR UP
TO STEPS ACCORDINGLY. REPORT DISCREPANCIES TO OWNER.
52 REPLACE FLASHING COVER WITH NEW PREFINISHED ALUMINUM TO MATCH EXISTING PROFILE.
ANCHOR TO CMU WALL AT 12" O.C.. PROVIDE CONT. SEALANT.
53 POLE MTD. ANTENNA. FLASH WITH LIQUID-APPLIED FLASHING.
54 REMOVE EXISTING WOOD STAIRS. REPLACE WITH STEPS & RAILS BY PRECISION LADDERS OR EQUAL.
SUBMITTALS REQUIRED.
55 REMOVE EXISTING ABANDONED ROOF CURB. PROVIDE TREATED WOOD PLYWOOD DECKING AND
WOOD FRAMING AS REQUIRED AT OPENING. PROVIDE NEW ROOFING OVER INFILL.
56 REPLACE EXISTING EXPANSION JOINT PER DETAILS.
57 EXISTING DISCONNECT SWITCH STAND TO BE REPLACED. PROVIDE UNISTRUT CHANNEL AND DURA- BLOCK DB-10 PIPE SUPPORT BLOCK AT FEET OF STAND - TYPICAL ALL SIMILAR CONDITIONS.
58 PROVIDE LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO AT PIPING PENETRATIONS.
59 REPLACE EXISTING GUTTER AND ASSOCIATED DOWNSPOUTS WITH NEW PREFINISHED ALUMINUM.
MATCH EXISTING SIZE AND PROFILE.
60 PROVIDE NEW PREFINISHED ALUMINUM PARAPET CAP. TURN MEMBRANE UP AND OVER PARAPET
BENEATH CAP PER DETAILS AND MFR'S RECOMMENDATIONS.
KEYED NOTES FOR ROOF PHOTOS
Copyright
Date
Title
Sheet No.
901 West Third Street Little Rock, Arkansas 72201 501.374.5300
Seal
Job No.
www.WERarch.com
SRQPNMLKJHGFEDCBA
A B C D E F G H J K L M N P Q R S
ARCHITECT
WER Architects/Planners
/1
/2
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:1
A
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U s e rs \r p ia z z a \D e s k to p \P ro je c ts
\F D
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R e ro o fs v r p
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.r v t
FDA Jefferson Laboratories
BUILDING 50, 51, 54 & 60
ROOF REPLACEMENT
3900 NCTR, HFT_324
Jefferson, AR 72079
A2.01
ROOF PHOTOS
02-10-2023
FDAIDI21.07
OWNER
FDA Jefferson Laboratories
3900 NCTR Road, HFT_324 Jefferson, AR 72079
P ro je c t N a m e
CONSTRUCTION DOCUMENTS
PHOTO 1 PHOTO 2 PHOTO 3
PHOTO 4 PHOTO 5 PHOTO 6
PHOTO 7 PHOTO 8 PHOTO 9
PHOTO 10 PHOTO 11 PHOTO 12
BUILDING 50 BUILDING 50 BUILDING 50
BUILDING 50 BUILDING 50 BUILDING 50
BUILDING 50 BUILDING 50 BUILDING 50
BUILDING 50 BUILDING 50 BUILDING 51
1818 8
26 18
TYP.
24 29
XX
X
23 X
34 35
26 274
PROVIDE NEW STEEL WALL-MTD
LADDER. SEE ROOF PLAN
2/A1.01 & DETAILS SHEET A1.03
TYP.
X
X
X
1 EXISTING EXHAUST FAN AND/OR ROOFTOP EQUIPMENT TO REMAIN. RAISE CURB IF REQUIRED TO
ACCOMMODATE NEW INCREASED ROOF THICKNESS. FLASH PER ROOFING MFR'S
RECOMMENDATIONS.
2 REMOVE EXISTING ALUMINUM PARAPET CAP. REPLACE WITH NEW PRE-FINISHED ALUMINUM CAP - TYPICAL ALL PARAPETS AND COPINGS. MATCH EXISTING PROFILE AND COLOR. SUBMITTALS AND PHYSICAL COLOR SAMPLES REQUIRED. PROVIDE NEW SILICONE SEALANT. COLOR TO BE SELECTED BY OWNER FROM MFR'S STANDARD COLOR LINE - TYPICAL FOR ALL ALUMINUM APPLICATIONS THIS
PROJECT. REFER TO FLASHING DETAILS FOR FLASHING BENEATH COPING.
3 EXISTING SECURITY CAMERA TO REMAIN. FLASH PENETRATION WITH LIQUID-APPLIED FLASHING
EQUAL TO SIPLAST PARAPRO.
4 EXISTING LIGHTNING PROTECTION SYSTEM TO REMAIN. TEMPORARILY REMOVE PORTIONS OF
SYSTEM AS MAY BE REQUIRED FOR NEW ROOFING INSTALLATION. REINSTALL AFTERWARD.
5 EXISTING STANDING SEAM METAL ROOF, METAL FASCIAS, SOFFITS AND SIDING TO REMAIN. PROTECT
FROM DAMAGE DURING CONSTRUCTION.
6 EXISTING PITCH POCKET AT ELECTRICAL PENETRATION TO REMAIN. REMOVE SEALANT AND/OR MASTIC AND REFILL PITCH PAN WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH
POCKET WITH APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO.
7 EXISTING METAL SILL AT BOTTOM OF SIDING TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER SILL AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-TIGHT CONDITION.
8 TEAR OFF EXISTING MOD BIT ROOF AND INSULATION TO EXISTING DECK BELOW. REPLACE WITH POLYISO INSULATION, COVER BOARD, AND MOD BIT ROOF SYSTEM PER SPECIFICATION - TYP. AT ALL
FOUR ROOF REPLACEMENTS THIS PROJECT.
9 REMOVE EXISTING ROOF-TO-WALL OR ROOF-TO-PARAPET FLASHING DURING TEAR-OFF. REPLACE
WITH NEW FLASHING PER DETAILS AND SPECIFICATION.
10 EXISTING WALKWAY PADS TO BE REMOVED DURING ROOF TEAR-OFF. REFER TO ROOF PLANS A1.01 &
A1.02 FOR PROPOSED ROUTE OF NEW WALKWAY PADS TO REPLACE EXISTING WALKWAY PADS.
COORDINATE ROUTE WITH OWNER PRIOR TO INSTALLATION.
11 EXISTING ROOFTOP UNITS TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER EXISTING UNIT'S COUNTER FLASHING AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-
TIGHT CONDITION.
12 REMOVE EXISTING EQUIPMENT SUPPORT PEDESTALS WHICH ARE NO LONGER IN USE. PROVIDE
TREATED WOOD DECK INFILL IF THERE IS AN OPENING IN CONCRETE ROOF DECK. PROVIDE
ADEQUATE ANCHORAGE FOR NEW INFILL. ROOF OVER WITH NEW ROOF SYSTEM.
13 REPLACE EXISTING WOOD AND BLOCK-TYPE SUPPORTS AT PIPING WITH NEW ROOFTOP BLOCK STAND WITH PIPE CRADLE AND SLEEPER CURB (MFR: ROOFTOP SLEEPER SUPPORT) OR WITH DURA- BLOCK DB10 PIPE SUPPORT & UNISTRUT AT ALL EXISTING BLOCK-TYPE SUPPORTS. SELECT SIZE TO
SUIT CONDITIONS.
14 EXISTING CANOPY TO REMAIN. NO WORK REQUIRED.
15 EXISTING WALL-MTD. STEEL LADDER TO REMAIN. PREP & PAINT. COLOR TO BE SELECTED BY OWNER.
16 EXISTING COLLECTION BOX AND DOWNSPOUT TO REMAIN AT BLDG 50. REPLACE COLLECTION BOXES
AND DOWNSPOUTS AT BUILDINGS 51, 54 & 60. MATCH EXISTING PROFILES AND SIZES.
17 EXISTING ROOF DRAIN TO REMAIN - TYPICAL. REPLACE EXISTING STRAINER WITH NEW. REFLASH
DRAIN PER DETAILS AND IN ACCORDANCE WITH ROOF MFR'S RECOMMENDATIONS. SECONDARY
(EMERGENCY OVERFLOW) DRAINS ARE NOT REQUIRED.
18 REPLACE EXISTING OVERFLOW SCUPPER PER MFR'S RECOMMENDATIONS & SCUPPER DETAIL SHEET A5.01.
19 PIPE SUPPORTS TO REMAIN. REMOVE UMBRELLA. REMOVE SEALANT AND/OR MASTIC AND REFILL
PITCH POCKET WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH POCKET WITH
APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO. PROVIDE NEW UMBRELLA.
20 EXISTING STEEL BEAM TO REMAIN. PREP AND PAINT.
21 REFLASH EXISTING EQUIPMENT SUPPORT PEDESTALS.
22 TEMPORARILY RAISE OR REMOVE DUCT SUPPORTS DURING ROOF TEAR-OFF AND REROOF. REPLACE SUPPORTS AFTER ROOF IS INSTALLED. PROVIDE EXTRA MEMBRANE BENEATH BASE OF SUPPORTS.
23 EXISTING VTR (VENT THRU ROOF) AND/OR FLUE TO REMAIN. PROVIDE NEW FLASHING KIT PER MFR'S
RECOMMENDATIONS. EXTEND HEIGHT AS REQUIRED FOR ROOF WARRANTY.
24 EXIST. PIPING AND/OR CONDUIT TO REMAIN UNLESS NOTED OTHERWISE. PROTECT FROM DAMAGE.
REPLACE WOOD SUPPORTS WITH DURA-BLOCK TYPE SUPPORTS OF SIZE REQUIRED.
25 EXISTING COUNTER FLASHING TO BE REMOVED AND REPLACED WITH NEW - TYPICAL AT ROOF-TO-
WALL CONDITIONS. TURN NEW MEMBRANE UP UNDER NEW COUNTER FLASHING. ATTACH
MEMBRANE PER ROOFING MFR'S RECOMMENDATIONS. PROVIDE CONTINUOUS SEALANT.
26 REMOVE EXISTING EDGE METAL AND ASSOCIATED FASCIA. PROVIDE NEW PREFINISHED ALUMINUM EDGE AND FASCIA TO MATCH EXISTING PROFILE. COLOR TO BE SELECTED BY OWNER FROM MFR'S
STANDARD COLOR LINE.
27 NO WORK AT EXISTING ROOFTOP BUILDING EXCEPT TO PROVIDE NEW ROOF-TO-WALL FLASHING ALL
AROUND.
28 EXISTING CANOPY TO REMAIN. REMOVE BASE AND CAP SHEET AND REPLACE WITH NEW BASE AND
CAP SHEET.
29 REMOVE EXISTING STEEL STAIRS. PROVIDE NEW STEEL LADDER SIM. TO DETAIL 16/ A1.03.
30 NO WORK AT SURROUNDING METAL CANOPIES.
31 REWORK EXISTING SCUPPER WITH NEW FLASHING. COLLECTION BOX AND DOWNSPOUT TO REMAIN.
32 ROOF TO SLOPE UP TO EXISTING EDGE ALL FOUR SIDES. SEE ROOF PLAN.
33 EXISTING STEEL RAILINGS AT EITHER SIDE OF LADDER. PREP & PAINT.
34 EXISTING PITCH POCKETS AT FRAME SUPPORTING ELECTRICAL PANELS TO REMAIN. REMOVE
SEALANT AND/OR MASTIC AND REFILL PITCH PAN WITH APPROVED POURABLE SEALANT.
35 EXISTING DURA-BLOCK SUPPORTS TO REMAIN. TEMPORARILY REMOVE FOR ROOF TEAR OFF AND
REROOF. REINSTALL AFTER ROOF IS INSTALLED.
36 EXISTING EXHAUST STACKS AND PLATFORM WITH CURB. REFLASH CURB PER DETAILS.
37 EXISTING COUNTER FLASHING TO REMAIN AT THIS PARAPET. TURN NEW MEMBRANE UP UNDER NEW
COUNTER FLASHING. ATTACH MEMBRANE PER ROOFING MFR'S RECOMMENDATIONS. PROVIDE
CONTINUOUS SEALANT.
38 CONTRACTOR IS TO CONSULT WITH OWNER FOR TEMPORARY DISCONNECTION AND TEMPORARY
RELOCATION OF PIPING ALONG PARAPET TO FACILITATE ROOF TEAR-OFF, REROOF AND ROOF-TO-
WALL FLASHING THIS AREA. OWNER MAY CHOOSE PERMANENT REROUTING OF PIPING AND/OR
PERMANENT RAISING OF PIPING TO KEEP PIPING OFF ROOF FOR FUTURE. COORDINATE POTENTIAL SHUT-DOWNS WITH OWNER. PROVIDE 2 WEEKS NOTICE TO OWNER PRIOR TO SHUT-DOWN. PIPING
WORK WILL BE PERFORMED UNDER THIS CONTRACT BY A LICENSED HVAC CONTRACTOR.
39 EXISTING EXHAUST DUCT TO REMAIN. DUCT DISCHARGES ABOVE HIGH ROOF LEVEL AT BLDG 51.
REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
40 EXISTING EXHAUST DUCT TO REMAIN. REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
41 REMOVE EXISTING MOISTURE RELIEF VENT AND REPLACE WITH NEW MRV AS SPECIFIED.
42 EXISTING CONDUIT TO REMAIN. REPLACE SUPPORTS WITH DURA-BLOCK SUPPORTS.
43 EXISTING INTAKE DUCT TO REMAIN. REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
44 REFLASH CURB AT PIPING PENETRATIONS THIS ROOF. SOME CONDITIONS MIGHT REQUIRE LIQUID- APPLIED FLASHING THIS AREA. CONTRACTOR TO REPORT CONDITIONS TO OWNER AND PROPOSE A
FLASHING SOLUTION.
45 STEEL SUPPORT ROD/TURNBUCKLE TO REMAIN. FLASH BASE WITH LIQUID-APPLIED FLASHING.
46 EXISTING FLUE AND PITCH POCKET TO REMAIN. REMOVE SEALANT AND/OR MASTIC AND REFILL PITCH
PAN WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH POCKET WITH APPROVED
LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO.
47 EXISTING RAIL, SIDING, AND GALVANIZED FLASHING TO REMAIN. ROOF AROUND RAIL AND PROVIDE
LIQUID-APPLIED FLASHING AT ALL PENETRATIONS.
48 REMOVE EXISTING WOOD DECK. PROVIDE EXTRA WALK PADS THIS AREA AS REQUIRED.
49 ALL ROOFTOP CONDENSERS TO REMAIN - TYP. REFLASH PER DETAILS & MFR'S RECOMMENDATIONS.
50 PROVIDE APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO AT ROOF-TO-WALL
CONDITION.
51 EXISTING STEPS TO REMAIN. CONTRACTOR TO INVESTIGATE CONDITIONS AND ROOF UNDER OR UP
TO STEPS ACCORDINGLY. REPORT DISCREPANCIES TO OWNER.
52 REPLACE FLASHING COVER WITH NEW PREFINISHED ALUMINUM TO MATCH EXISTING PROFILE.
ANCHOR TO CMU WALL AT 12" O.C.. PROVIDE CONT. SEALANT.
53 POLE MTD. ANTENNA. FLASH WITH LIQUID-APPLIED FLASHING.
54 REMOVE EXISTING WOOD STAIRS. REPLACE WITH STEPS & RAILS BY PRECISION LADDERS OR EQUAL.
SUBMITTALS REQUIRED.
55 REMOVE EXISTING ABANDONED ROOF CURB. PROVIDE TREATED WOOD PLYWOOD DECKING AND
WOOD FRAMING AS REQUIRED AT OPENING. PROVIDE NEW ROOFING OVER INFILL.
56 REPLACE EXISTING EXPANSION JOINT PER DETAILS.
57 EXISTING DISCONNECT SWITCH STAND TO BE REPLACED. PROVIDE UNISTRUT CHANNEL AND DURA- BLOCK DB-10 PIPE SUPPORT BLOCK AT FEET OF STAND - TYPICAL ALL SIMILAR CONDITIONS.
58 PROVIDE LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO AT PIPING PENETRATIONS.
59 REPLACE EXISTING GUTTER AND ASSOCIATED DOWNSPOUTS WITH NEW PREFINISHED ALUMINUM.
MATCH EXISTING SIZE AND PROFILE.
60 PROVIDE NEW PREFINISHED ALUMINUM PARAPET CAP. TURN MEMBRANE UP AND OVER PARAPET
BENEATH CAP PER DETAILS AND MFR'S RECOMMENDATIONS.
KEYED NOTES FOR ROOF PHOTOS
Copyright
Date
Title
Sheet No.
901 West Third Street Little Rock, Arkansas 72201 501.374.5300
Seal
Job No.
www.WERarch.com
SRQPNMLKJHGFEDCBA
A B C D E F G H J K L M N P Q R S
ARCHITECT
WER Architects/Planners
/1
/2
:5
:1
A
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U s e rs \r p ia z z a \D e s k to p \P ro je c ts
\F D
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R e ro o fs v r p
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FDA Jefferson Laboratories
BUILDING 50, 51, 54 & 60
ROOF REPLACEMENT
3900 NCTR, HFT_324
Jefferson, AR 72079
A2.02
ROOF PHOTOS
02-10-2023
FDAIDI21.07
OWNER
FDA Jefferson Laboratories
3900 NCTR Road, HFT_324 Jefferson, AR 72079
P ro je c t N a m e
CONSTRUCTION DOCUMENTS
PHOTO 14 PHOTO 15
PHOTO 16 PHOTO 17 PHOTO 18
PHOTO 19 PHOTO 20 PHOTO 21
PHOTO 22 PHOTO 23 PHOTO 24
PHOTO 17
PHOTO 13 BUILDING 51 BUILDING 51 BUILDING 51
BUILDING 50 BUILDING 50 BUILDING 50
BUILDING 50 BUILDING 50 BUILDING 51
BUILDING 51 BUILDING 51 BUILDING 51
40 26
4026 X
TYP.
8 26
TYP.
826 40
TYP.
39 1043 8
TYP.
SEE PHOTO 64/A2.06 FOR
SIDING AND DOWNSPOUTS
47 8 45
17 54
REPLACE WOOD OR CMU SUPPORTS
AT THESE THREE CONDENSERS
WITH DURABLOCK SUPPORTS.
SEE PHOTO
64/A2.06 FOR
SIDING AND
DOWN-
SPOUTS
X50 51 50
1 EXISTING EXHAUST FAN AND/OR ROOFTOP EQUIPMENT TO REMAIN. RAISE CURB IF REQUIRED TO
ACCOMMODATE NEW INCREASED ROOF THICKNESS. FLASH PER ROOFING MFR'S
RECOMMENDATIONS.
2 REMOVE EXISTING ALUMINUM PARAPET CAP. REPLACE WITH NEW PRE-FINISHED ALUMINUM CAP - TYPICAL ALL PARAPETS AND COPINGS. MATCH EXISTING PROFILE AND COLOR. SUBMITTALS AND PHYSICAL COLOR SAMPLES REQUIRED. PROVIDE NEW SILICONE SEALANT. COLOR TO BE SELECTED BY OWNER FROM MFR'S STANDARD COLOR LINE - TYPICAL FOR ALL ALUMINUM APPLICATIONS THIS
PROJECT. REFER TO FLASHING DETAILS FOR FLASHING BENEATH COPING.
3 EXISTING SECURITY CAMERA TO REMAIN. FLASH PENETRATION WITH LIQUID-APPLIED FLASHING
EQUAL TO SIPLAST PARAPRO.
4 EXISTING LIGHTNING PROTECTION SYSTEM TO REMAIN. TEMPORARILY REMOVE PORTIONS OF
SYSTEM AS MAY BE REQUIRED FOR NEW ROOFING INSTALLATION. REINSTALL AFTERWARD.
5 EXISTING STANDING SEAM METAL ROOF, METAL FASCIAS, SOFFITS AND SIDING TO REMAIN. PROTECT
FROM DAMAGE DURING CONSTRUCTION.
6 EXISTING PITCH POCKET AT ELECTRICAL PENETRATION TO REMAIN. REMOVE SEALANT AND/OR MASTIC AND REFILL PITCH PAN WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH
POCKET WITH APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO.
7 EXISTING METAL SILL AT BOTTOM OF SIDING TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER SILL AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-TIGHT CONDITION.
8 TEAR OFF EXISTING MOD BIT ROOF AND INSULATION TO EXISTING DECK BELOW. REPLACE WITH POLYISO INSULATION, COVER BOARD, AND MOD BIT ROOF SYSTEM PER SPECIFICATION - TYP. AT ALL
FOUR ROOF REPLACEMENTS THIS PROJECT.
9 REMOVE EXISTING ROOF-TO-WALL OR ROOF-TO-PARAPET FLASHING DURING TEAR-OFF. REPLACE
WITH NEW FLASHING PER DETAILS AND SPECIFICATION.
10 EXISTING WALKWAY PADS TO BE REMOVED DURING ROOF TEAR-OFF. REFER TO ROOF PLANS A1.01 &
A1.02 FOR PROPOSED ROUTE OF NEW WALKWAY PADS TO REPLACE EXISTING WALKWAY PADS.
COORDINATE ROUTE WITH OWNER PRIOR TO INSTALLATION.
11 EXISTING ROOFTOP UNITS TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER EXISTING UNIT'S COUNTER FLASHING AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-
TIGHT CONDITION.
12 REMOVE EXISTING EQUIPMENT SUPPORT PEDESTALS WHICH ARE NO LONGER IN USE. PROVIDE
TREATED WOOD DECK INFILL IF THERE IS AN OPENING IN CONCRETE ROOF DECK. PROVIDE
ADEQUATE ANCHORAGE FOR NEW INFILL. ROOF OVER WITH NEW ROOF SYSTEM.
13 REPLACE EXISTING WOOD AND BLOCK-TYPE SUPPORTS AT PIPING WITH NEW ROOFTOP BLOCK STAND WITH PIPE CRADLE AND SLEEPER CURB (MFR: ROOFTOP SLEEPER SUPPORT) OR WITH DURA- BLOCK DB10 PIPE SUPPORT & UNISTRUT AT ALL EXISTING BLOCK-TYPE SUPPORTS. SELECT SIZE TO
SUIT CONDITIONS.
14 EXISTING CANOPY TO REMAIN. NO WORK REQUIRED.
15 EXISTING WALL-MTD. STEEL LADDER TO REMAIN. PREP & PAINT. COLOR TO BE SELECTED BY OWNER.
16 EXISTING COLLECTION BOX AND DOWNSPOUT TO REMAIN AT BLDG 50. REPLACE COLLECTION BOXES
AND DOWNSPOUTS AT BUILDINGS 51, 54 & 60. MATCH EXISTING PROFILES AND SIZES.
17 EXISTING ROOF DRAIN TO REMAIN - TYPICAL. REPLACE EXISTING STRAINER WITH NEW. REFLASH
DRAIN PER DETAILS AND IN ACCORDANCE WITH ROOF MFR'S RECOMMENDATIONS. SECONDARY
(EMERGENCY OVERFLOW) DRAINS ARE NOT REQUIRED.
18 REPLACE EXISTING OVERFLOW SCUPPER PER MFR'S RECOMMENDATIONS & SCUPPER DETAIL SHEET A5.01.
19 PIPE SUPPORTS TO REMAIN. REMOVE UMBRELLA. REMOVE SEALANT AND/OR MASTIC AND REFILL
PITCH POCKET WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH POCKET WITH
APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO. PROVIDE NEW UMBRELLA.
20 EXISTING STEEL BEAM TO REMAIN. PREP AND PAINT.
21 REFLASH EXISTING EQUIPMENT SUPPORT PEDESTALS.
22 TEMPORARILY RAISE OR REMOVE DUCT SUPPORTS DURING ROOF TEAR-OFF AND REROOF. REPLACE SUPPORTS AFTER ROOF IS INSTALLED. PROVIDE EXTRA MEMBRANE BENEATH BASE OF SUPPORTS.
23 EXISTING VTR (VENT THRU ROOF) AND/OR FLUE TO REMAIN. PROVIDE NEW FLASHING KIT PER MFR'S
RECOMMENDATIONS. EXTEND HEIGHT AS REQUIRED FOR ROOF WARRANTY.
24 EXIST. PIPING AND/OR CONDUIT TO REMAIN UNLESS NOTED OTHERWISE. PROTECT FROM DAMAGE.
REPLACE WOOD SUPPORTS WITH DURA-BLOCK TYPE SUPPORTS OF SIZE REQUIRED.
25 EXISTING COUNTER FLASHING TO BE REMOVED AND REPLACED WITH NEW - TYPICAL AT ROOF-TO-
WALL CONDITIONS. TURN NEW MEMBRANE UP UNDER NEW COUNTER FLASHING. ATTACH
MEMBRANE PER ROOFING MFR'S RECOMMENDATIONS. PROVIDE CONTINUOUS SEALANT.
26 REMOVE EXISTING EDGE METAL AND ASSOCIATED FASCIA. PROVIDE NEW PREFINISHED ALUMINUM EDGE AND FASCIA TO MATCH EXISTING PROFILE. COLOR TO BE SELECTED BY OWNER FROM MFR'S
STANDARD COLOR LINE.
27 NO WORK AT EXISTING ROOFTOP BUILDING EXCEPT TO PROVIDE NEW ROOF-TO-WALL FLASHING ALL
AROUND.
28 EXISTING CANOPY TO REMAIN. REMOVE BASE AND CAP SHEET AND REPLACE WITH NEW BASE AND
CAP SHEET.
29 REMOVE EXISTING STEEL STAIRS. PROVIDE NEW STEEL LADDER SIM. TO DETAIL 16/ A1.03.
30 NO WORK AT SURROUNDING METAL CANOPIES.
31 REWORK EXISTING SCUPPER WITH NEW FLASHING. COLLECTION BOX AND DOWNSPOUT TO REMAIN.
32 ROOF TO SLOPE UP TO EXISTING EDGE ALL FOUR SIDES. SEE ROOF PLAN.
33 EXISTING STEEL RAILINGS AT EITHER SIDE OF LADDER. PREP & PAINT.
34 EXISTING PITCH POCKETS AT FRAME SUPPORTING ELECTRICAL PANELS TO REMAIN. REMOVE
SEALANT AND/OR MASTIC AND REFILL PITCH PAN WITH APPROVED POURABLE SEALANT.
35 EXISTING DURA-BLOCK SUPPORTS TO REMAIN. TEMPORARILY REMOVE FOR ROOF TEAR OFF AND
REROOF. REINSTALL AFTER ROOF IS INSTALLED.
36 EXISTING EXHAUST STACKS AND PLATFORM WITH CURB. REFLASH CURB PER DETAILS.
37 EXISTING COUNTER FLASHING TO REMAIN AT THIS PARAPET. TURN NEW MEMBRANE UP UNDER NEW
COUNTER FLASHING. ATTACH MEMBRANE PER ROOFING MFR'S RECOMMENDATIONS. PROVIDE
CONTINUOUS SEALANT.
38 CONTRACTOR IS TO CONSULT WITH OWNER FOR TEMPORARY DISCONNECTION AND TEMPORARY
RELOCATION OF PIPING ALONG PARAPET TO FACILITATE ROOF TEAR-OFF, REROOF AND ROOF-TO-
WALL FLASHING THIS AREA. OWNER MAY CHOOSE PERMANENT REROUTING OF PIPING AND/OR
PERMANENT RAISING OF PIPING TO KEEP PIPING OFF ROOF FOR FUTURE. COORDINATE POTENTIAL SHUT-DOWNS WITH OWNER. PROVIDE 2 WEEKS NOTICE TO OWNER PRIOR TO SHUT-DOWN. PIPING
WORK WILL BE PERFORMED UNDER THIS CONTRACT BY A LICENSED HVAC CONTRACTOR.
39 EXISTING EXHAUST DUCT TO REMAIN. DUCT DISCHARGES ABOVE HIGH ROOF LEVEL AT BLDG 51.
REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
40 EXISTING EXHAUST DUCT TO REMAIN. REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
41 REMOVE EXISTING MOISTURE RELIEF VENT AND REPLACE WITH NEW MRV AS SPECIFIED.
42 EXISTING CONDUIT TO REMAIN. REPLACE SUPPORTS WITH DURA-BLOCK SUPPORTS.
43 EXISTING INTAKE DUCT TO REMAIN. REFLASH CURB PER DETAILS AND MFR'S RECOMMENDATIONS.
44 REFLASH CURB AT PIPING PENETRATIONS THIS ROOF. SOME CONDITIONS MIGHT REQUIRE LIQUID- APPLIED FLASHING THIS AREA. CONTRACTOR TO REPORT CONDITIONS TO OWNER AND PROPOSE A
FLASHING SOLUTION.
45 STEEL SUPPORT ROD/TURNBUCKLE TO REMAIN. FLASH BASE WITH LIQUID-APPLIED FLASHING.
46 EXISTING FLUE AND PITCH POCKET TO REMAIN. REMOVE SEALANT AND/OR MASTIC AND REFILL PITCH
PAN WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH POCKET WITH APPROVED
LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO.
47 EXISTING RAIL, SIDING, AND GALVANIZED FLASHING TO REMAIN. ROOF AROUND RAIL AND PROVIDE
LIQUID-APPLIED FLASHING AT ALL PENETRATIONS.
48 REMOVE EXISTING WOOD DECK. PROVIDE EXTRA WALK PADS THIS AREA AS REQUIRED.
49 ALL ROOFTOP CONDENSERS TO REMAIN - TYP. REFLASH PER DETAILS & MFR'S RECOMMENDATIONS.
50 PROVIDE APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO AT ROOF-TO-WALL
CONDITION.
51 EXISTING STEPS TO REMAIN. CONTRACTOR TO INVESTIGATE CONDITIONS AND ROOF UNDER OR UP
TO STEPS ACCORDINGLY. REPORT DISCREPANCIES TO OWNER.
52 REPLACE FLASHING COVER WITH NEW PREFINISHED ALUMINUM TO MATCH EXISTING PROFILE.
ANCHOR TO CMU WALL AT 12" O.C.. PROVIDE CONT. SEALANT.
53 POLE MTD. ANTENNA. FLASH WITH LIQUID-APPLIED FLASHING.
54 REMOVE EXISTING WOOD STAIRS. REPLACE WITH STEPS & RAILS BY PRECISION LADDERS OR EQUAL.
SUBMITTALS REQUIRED.
55 REMOVE EXISTING ABANDONED ROOF CURB. PROVIDE TREATED WOOD PLYWOOD DECKING AND
WOOD FRAMING AS REQUIRED AT OPENING. PROVIDE NEW ROOFING OVER INFILL.
56 REPLACE EXISTING EXPANSION JOINT PER DETAILS.
57 EXISTING DISCONNECT SWITCH STAND TO BE REPLACED. PROVIDE UNISTRUT CHANNEL AND DURA- BLOCK DB-10 PIPE SUPPORT BLOCK AT FEET OF STAND - TYPICAL ALL SIMILAR CONDITIONS.
58 PROVIDE LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO AT PIPING PENETRATIONS.
59 REPLACE EXISTING GUTTER AND ASSOCIATED DOWNSPOUTS WITH NEW PREFINISHED ALUMINUM.
MATCH EXISTING SIZE AND PROFILE.
60 PROVIDE NEW PREFINISHED ALUMINUM PARAPET CAP. TURN MEMBRANE UP AND OVER PARAPET
BENEATH CAP PER DETAILS AND MFR'S RECOMMENDATIONS.
KEYED NOTES FOR ROOF PHOTOS
Copyright
Date
Title
Sheet No.
901 West Third Street Little Rock, Arkansas 72201 501.374.5300
Seal
Job No.
www.WERarch.com
SRQPNMLKJHGFEDCBA
A B C D E F G H J K L M N P Q R S
ARCHITECT
WER Architects/Planners
/1
/2
:5
:2
A
M
C
U s e rs \r p ia z z a \D e s k to p \P ro je c ts
\F D
A
R e ro o fs \F
D A
ID
I2
.0
-F
D A
B ld g s
R e ro o fs v r p
-1
-2
.r v t
FDA Jefferson Laboratories
BUILDING 50, 51, 54 & 60
ROOF REPLACEMENT
3900 NCTR, HFT_324
Jefferson, AR 72079
A2.03
ROOF PHOTOS
02-10-2023
FDAIDI21.07
OWNER
FDA Jefferson Laboratories
3900 NCTR Road, HFT_324 Jefferson, AR 72079
P ro je c t N a m e
CONSTRUCTION DOCUMENTS
PHOTO 27
PHOTO 28 PHOTO 29 PHOTO 30
PHOTO 32
PHOTO 33
PHOTO 34 PHOTO 35 PHOTO 36
PHOTO 25 PHOTO 26
PHOTO 31 PHOTO 33
BUILDING 60 BUILDING 60 BUILDING 60
BUILDING 60 BUILDING 60 BUILDING 60
BUILDING 60 BUILDING 60 BUILDING 54
BUILDING 54 BUILDING 54 BUILDING 54
26 8
238 17 242117 54
AREA 54-D
BLDG 53 -
NO WORK
THIS ROOF
BLDG 53 -
NO WORK
THIS ROOF
AREA 54-F
NO WORK THIS ROOF
BLDG 53 - NO
WORK THIS ROOF
AREA 54-D
BLDG 53 - NO WORK THIS ROOF
BLDG 53 -
NO WORK
THIS ROOF
BLDG 53 - NO WORK
THIS ROOF
AREA 54-D
BLDG 53 - NO WORK THIS ROOF
AREA 54-D
SEE PHOTO 64/A2.06 FOR
SIDING AND DOWNSPOUTS
BLDG 53 - NO WORK THIS ROOF
AREA 54-D
BLDG 53 - NO WORK THIS ROOF
AREA 54-D
AREA 54-F BLDG 53 -
NO WORK
THIS ROOF
AREA 54-D
NOTE: REPLACE ALL EXIST. PVC CONDENSATE PIPING
WITH COPPER PIPE - TYPICAL ALL ROOFS THIS PROJECT
1 EXISTING EXHAUST FAN AND/OR ROOFTOP EQUIPMENT TO REMAIN. RAISE CURB IF REQUIRED TO
ACCOMMODATE NEW INCREASED ROOF THICKNESS. FLASH PER ROOFING MFR'S
RECOMMENDATIONS.
2 REMOVE EXISTING ALUMINUM PARAPET CAP. REPLACE WITH NEW PRE-FINISHED ALUMINUM CAP - TYPICAL ALL PARAPETS AND COPINGS. MATCH EXISTING PROFILE AND COLOR. SUBMITTALS AND PHYSICAL COLOR SAMPLES REQUIRED. PROVIDE NEW SILICONE SEALANT. COLOR TO BE SELECTED BY OWNER FROM MFR'S STANDARD COLOR LINE - TYPICAL FOR ALL ALUMINUM APPLICATIONS THIS
PROJECT. REFER TO FLASHING DETAILS FOR FLASHING BENEATH COPING.
3 EXISTING SECURITY CAMERA TO REMAIN. FLASH PENETRATION WITH LIQUID-APPLIED FLASHING
EQUAL TO SIPLAST PARAPRO.
4 EXISTING LIGHTNING PROTECTION SYSTEM TO REMAIN. TEMPORARILY REMOVE PORTIONS OF
SYSTEM AS MAY BE REQUIRED FOR NEW ROOFING INSTALLATION. REINSTALL AFTERWARD.
5 EXISTING STANDING SEAM METAL ROOF, METAL FASCIAS, SOFFITS AND SIDING TO REMAIN. PROTECT
FROM DAMAGE DURING CONSTRUCTION.
6 EXISTING PITCH POCKET AT ELECTRICAL PENETRATION TO REMAIN. REMOVE SEALANT AND/OR MASTIC AND REFILL PITCH PAN WITH APPROVED POURABLE SEALANT. FLASH OUTSIDE OF PITCH
POCKET WITH APPROVED LIQUID-APPLIED FLASHING EQUAL TO SIPLAST PARAPRO.
7 EXISTING METAL SILL AT BOTTOM OF SIDING TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER SILL AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-TIGHT CONDITION.
8 TEAR OFF EXISTING MOD BIT ROOF AND INSULATION TO EXISTING DECK BELOW. REPLACE WITH POLYISO INSULATION, COVER BOARD, AND MOD BIT ROOF SYSTEM PER SPECIFICATION - TYP. AT ALL
FOUR ROOF REPLACEMENTS THIS PROJECT.
9 REMOVE EXISTING ROOF-TO-WALL OR ROOF-TO-PARAPET FLASHING DURING TEAR-OFF. REPLACE
WITH NEW FLASHING PER DETAILS AND SPECIFICATION.
10 EXISTING WALKWAY PADS TO BE REMOVED DURING ROOF TEAR-OFF. REFER TO ROOF PLANS A1.01 &
A1.02 FOR PROPOSED ROUTE OF NEW WALKWAY PADS TO REPLACE EXISTING WALKWAY PADS.
COORDINATE ROUTE WITH OWNER PRIOR TO INSTALLATION.
11 EXISTING ROOFTOP UNITS TO REMAIN. EXTEND NEW VERAL OR APPROVED EQUAL FLASHING UP UNDER EXISTING UNIT'S COUNTER FLASHING AS FAR AS POSSIBLE. PROVIDE SEALANT FOR WATER-
TIGHT CONDITION.
12 REMOVE EXISTING EQUIPMENT SUPPORT PEDESTALS WHICH ARE NO LONGER IN USE. PROVIDE
TREATED WOOD DECK INFILL IF THERE IS AN OPENING IN CONCRETE ROOF DECK. PROVIDE
ADEQUATE ANCHORAGE FOR NEW INFILL. ROOF OVER WITH NEW ROOF SYSTEM.
13 REPLACE EXISTING WOOD AND BLOCK-TYPE SUPPORTS AT PIPING WITH NEW ROOFTOP BLOCK STAND WITH PIPE CRADLE AND SLEEPER CURB (MFR: ROOFTOP SLEEPER SUPPORT) OR WITH DURA- BLOCK DB10 PIPE SUPPORT & UNISTRUT AT ALL EXISTING BLOCK-TYPE SUPPORTS. SELECT SIZE TO
SUIT CONDITIONS.
14…
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