Attachment_2_-_Drawings.pdf

VICINITY MAP

THIS PROJECT

MONTANA INDEX MAP

STATION ENGINEER

DATE

U.S. DEPARTMENT OF AGRICULTURE

FOREST SERVICE

RMRS

Aldo Leopold Wilderness Research Institute Rocky Mountain Research Station

MISSOULA COUNTY, MONTANA

RMRS

THIS PROJECT

ALWRI ROOF REPLACEMENT

& SOLAR PV PROJECT

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HELENA

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HARDIN

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GREAT FALLS

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HARDIN

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MISSOULA

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BILLINGS

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KALISPELL

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LIBBY

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EUREKA

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BOZEMAN

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SUPERIOR

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ST REGIS

A

B

A5.1

A5.1

A5.1

A5.1

(E

S

LO

P E

D S

T R

U C

T U

R E

1/ 8"

'-0

7 7

3'

ROOF PLAN CONST GENERAL NOTES

CONTRACTOR TO VERIFY ALL EXISTING CONDITIONS & DIMENSIONS

1.

REFERENCE THE SPECIFICATIONS FOR ADDITIONAL INFORMATION ON THE BASIS OF DESIGN.

IT SHALL BE THE RESPONSIBILITY OF THE SYSTEM MANUFACTURER AND THE CONTRACTOR TO

MODIFY DETAILS AS REQUIRED FOR THEIR SYSTEM. THERE WILL BE NO ADDITIONAL COMPENSATION

AFTER THE BID OPENING FOR ANY REQUIRED CHANGES.

2.

PROVIDE FLASHING AT ALL OPENINGS AND EQUIPMENT SHOWN ON THIS DRAWINGS, REFERENCE

MECHANICAL AND ELECTRICAL DRAWINGS FOR ADDL ITEMS PENETRATING THE ROOF ASSEMBLY

3.

REFER TO STRUCTURAL,DRAWINGS FOR ADDL NOTES4.

PROVIDE ROOF CRICKETS AT ALL UPSLOPE AREAS OF MECH EQUIPMENT, CURBS & ROOF HATCHES5.

CRICKETS TO SLOPE POSITIVELY 1/4" PER FOOT FROM HORIZONTAL PLANE. MAINTAIN 1/8" PER FOOT

MINIMUM FOR ALL CRICKET VALLEYS. CRICKETS ARE FOR REFERENCE ONLY. CONTRACTOR TO

PROVIDE DETAILED LAYOUT PLAN FOR ARCHITECT REVIEW PRIOR TO INSTALLATION.

6.

ROOF PENETRATIONS OF ANY KIND SHALL NOT BE LOCATED IN CRICKET VALLEYS, REF DETAIL7. /15 A2.2

ROOF PLAN CONST KEYNOTES

COORDINATE WITH SOLAR PV CONTRACTOR FOR ATTACHMENTS, SUBMIT SHOP DRAWINGS TO COR2

EXISTING PARAPET SCUPPER W/ CONDUCTOR HEAD

ENSURE PATCH (E) RTU PENETRATIONS, ACHIEVES A WATERTIGHT SEAL

RICKET BUILT-UP W/ TAPERED INSUL, REF SPECS FOR ADD'L INFO - TYP.

ROOFTOP MECH EQUIPMENT, EXISTING8

NEW ADHERED EPDM MEMBRANE ROOFING W/ 2 LAYERS OF 1" ROOF BOARD INSULATION

EW METAL COPING - WRAP AND SECURE MEMBRANE OVER PARAPET PRIOR TO INSTALLING

COPING CAP, REF DETAIL 13 / A2.2

NEW FLEXIBLE WALKWAYS - SLIP RESISTANT, ACCEPTABLE TO ROOFING MFR, REF DETAIL

14 / A2.2

9 ROOFTOP FALL PROTECTION GUARD RAIL, EXISTING

ROOF PLAN LEGEND

CRICKET BUILT-UP WITH

TAPERED INSULATION

ROOF WALKWAY PAD,

2'-6" WIDE, TYPICAL

NOTE:

BOTTOM LAYER OF INSULATION SHALL BE

LAID DOWN IN A STAGGERED PROFILE.

STAGGER AND OFFSET TOP LAYER OF

INSULATION FROM BOTTOM LAYER TO

PREVENT ALIGNED EDGES.

NEW ADHERED EPDM MEMBRANE

NEW 1/2" FIBERGLASS MAT

FACED GYPSUM CORE COVER

BOARD, REF SPECS, TYP.

2-1" LAYERS OF ROOF BOARD

INSULATION ON SLOPING ROOF

DECK TO DRAIN PER ROOF PLAN

EXISTING PLYWD ROOF SHEATHING W/

NEW FOAMED-IN-PLACE INSUL OVER

TJL OPEN WEB JOISTS

HEAT WELD ALL 4 SIDES OF THE

WALKWAY TO ROOF MEMBRANE

AS PER MFR SPECS.

COMPATIBLE W/

SPECIFIED ROOF MATERIAL.

NOTES:

- PROVIDE WALKWAY FROM ROOF

ACCESS TO ALL SERVICEABLE

MECHANICAL EQUIPMENT.

- WALKWAY SECTIONS SPACED TO

ALLOW FOR DRAINAGE BETWEEN

SECTIONS: 1" MIN. TO 3" MAX.

2' - 6"

WATERSTOP BY

ROOFING MANUFACTURER

REF: MECHANICAL

HVAC UNIT CURB FLASHING

FASTEN COUNTER-FLASHING

w/ NEOPRENE WASHERED

FASTENERS 6" O.C.

COUNTER-FLASHING

BASE TIE-IN BY

ROOFING MANUFACTURER

ROOF MEMBRANE ASSEMBLY

REF.

RIGID INSULATION REF.

ROOF DECK

BONDING ADHESIVE

WRAP MEMBRANE OVER

PARAPET

(E) MANSARD ROOF ASSEMBLY

/12 A2.2

/12 A2.2

2" MIN

11/2"

HOT PIPE

BASE WRAP TO EXTEND MINIMUM 1" UP VERTICAL

SURFACE OF PIPE AND 2" MINIMUM ONTO FIELD MEMBRANE

WITH A SOLID WELD TO THE DECK MEMBRANE.

UPPER WRAP TO EXTEND 1-1/2" ONTO BASE WRAP AND

8" MINIMUM UP PIPE AND SEALED INTO A BEAD OF

WATER STOP WITH A STAINLESS STEEL COMPRESSION BAND.

METAL HOOD

WATER STOP

REF: MEP SHEETS FOR LOCATIONS

0 1 2 3 4 5 6 7 8 9 10 inches

DRAWING NO.

PKG

NO.

SHEET

OF

DESIGNED SUB SHEET NO.

3/

/2

4:

:4

P

M

A2.2

C O

N S

T R

U C

T

IO

N D

O C

U M

E N

T S

TITLE OF SHEET

ALWRI ROOF REPLACEMENT

& SOLAR PV

CADD

TECH.

REVIEW

DESIGNED

6-19-18

: 1/4" = 1'-0"A2.2A2.2

9 CONSTRUCTION ROOF PLAN

NORTH : 3" = 1'-0"A2.2A8.1

12 MECHANICALLY FASTENED EPDM MEMBRANE REROOF

: 1" = 1'-0"A2.2A2.2

14NEW FLEXIBLE WALKWAY

: 1" = 1'-0"A2.2A5.2

13 ROOF CURB FLASHING

: 3/4" = 1'-0"A2.2A2.2

15PRE-FABRICATED PIPE BOOT

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(E) TAPERED TJL'S @ 24" OC

TO REMAIN

A A

B B

8' - 0"

(E) 1/2" SHEATHING TO REMAIN

/8

:1

/8

:1

(3

/2

(2

/2

(3

DENOTES APPROXIMATE

DEPTH OF (E) OPEN WEB

ROOF TRUSSES

0 1 2 3 4 5 6 7 8 9 10 inches

DRAWING NO.

PKG

NO.

SHEET

OF

DESIGNED SUB SHEET NO.

/8

/2

:4

:5

P

M

S2.2

C O

N S

T R

U C

T

IO

N D

O C

U M

E N

T S

TITLE OF SHEET

ALWRI ROOF REPLACEMENT

& SOLAR PV

FOREST SERVICE / ROCKY MOUNTAIN RESEARCH

STATION

: 1/8" = 1'-0"S2.2

5 ROOF FRAMING PLAN - EXISTING

GENERAL NOTES:

REFER TO SPECIFICATION 263100 - SOLAR PV FOR INFORMATION ON SUBMITTALS

REFER TO SOLAR ANALYSIS

COORDINATE WITH NORTHWESTERN ENERGY

COORDINATE WITH ROOFING CONTRACTOR PRIOR TO ANY WORK

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