07.06_AE106 - ENLARGED ROOF PLAN - ROOF 3B.pdf

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A. MAINTAIN EXISTING R-VALUE AND INSULATION THICKNESS TO MATCH EXISTING IN ISOLATED REPLACEMENT AREAS AS IDENTIFIED ON DRAWINGS, UNLESS NOTED OTHERWISE. PROVIDE TAPERED INSULATION TO DIRECT WATER TO ROOF DRAINS.

MATCH ELEVATION WHERE TYING INTO EXISTING.

B. ALL EXISTING WALKWAY PADS SHALL BE REMOVED PRIOR TO REPLACEMENT/RESTORATION WORK. NEW WALKWAY LAYOUT IS SHOWN ON THE ROOF PLAN DRAWINGS AE101 THROUGH AE111. QUANTIFY TOTAL PRIOR TO BID.

C. REPLACE ALL MISSING, PLASTIC, OR BROKEN DRAIN BASKETS AND CLAMP RINGS ON EXISTING ROOF DRAINS. QUANTIFY TOTAL

PRIOR TO BID.

D. ELEVATION HEIGHT BASED ON GROUND FLOOR.

E. MATCH EXISTING ROOF SLOPE AT PARTIAL ROOF REPLACEMENT

F. MECHANICAL DUCTWORK AND PIPING ARE FOR REFERENCE ONLY. SIZING IS SCHEMATIC.

G. EXISTING ROOFING SYSTEM IS A SINGLE-PLY MEMBRANE OVER RIGID INSULATION UNLESS NOTED OTHERWISE. TPO ROOF SYSTEM EXTENSION ROOF 14 (A AND B). ALL OTHER EXISTING ROOFS USE A PVC ROOF SYSTEM.

H. ALL CONDENSING UNITS AND EQUIPMENT ON ROOF SUPPORTS NOT FLASHED INTO THE EXISTING ROOF SHALL BE DISCONNECTED AND TEMPORARILY REMOVED AND STORED WHILE ROOFING IS COMPLETED UNDER THE UNITS. PROTECT EQUIPMENT DURING THIS PERIOD. REFRIGERANT SHALL BE CAPTURED AND UTILITIES SERVING THIS EQUIPMENT WILL ALL BE

DISCONNECTED AND TEMPORARILY CAPPED.

I. CONTRACTOR SHALL USE CHARCOAL FILTRATION ON ALL AIR INTAKES TO MASK ODORS INTO THE BUILDING.

PROVIDE CARBON ACTIVATED FILTER MEDIA ROLLS OR BLANKETS TO COVER THE ENTIRE AIR HANDLING UNIT INTAKE. BLANKET OR ROLL SHALL BE A MINIMUM OF 3/8 INCH THICK AND CONTAIN A MINIMUM OF 90 GRAMS/SF OF GRANULAR ACTIVATED CARBON WITH AN INITIAL RESISTANCE OF 0.35 IN. WC. AT 150 FPM.

J. SEE ELECTRICAL DRAWINGS FOR NEW LIGHTNING PROTECTION SYSTEM.

K. PERMANENT FALL PROTECTION IS NOT INCLUDED IN THIS CONTRACT. ALL PERMANENT FALL PROTECTION WILL BE ADDRESSED IN A SEPARATE VA PROJECT. THE GENERAL CONTRACTOR IS RESPONSIBLE FOR MEETING OSHA

REGULATIONS FOR JOB-SITE SAFETY DURING THE CONSTRUCTION PROJECT.

G E N E R A L N O T E S

L E G E N D

RESTORATION SCOPE

APPLICATION OF A FLUID APPLIED REHABILITATION SYSTEM OVER EXISTING ROOFING SYSTEM.

REPLACEMENT AND RESTORATION SCOPE

SELECTIVE REMOVAL OF EXISTING ROOFING SYSTEM DOWN TO THE DECK AND INSTALLATION OF NEW ROOFING SYSTEM TO MATCH EXISTING AND APPLICATION OF A FLUID-APPLIED REHABILITATION

SYSTEM.

NOT IN SCOPE

REPLACEMENT SCOPE

REMOVE EXISTING ROOF SYSTEM DOWN TO THE STRUCTURAL DECK. INSTALL FLUID-APPLIED

WATERPROOFING AND PAVER ROOF SYSTEM

BIOHAZARDOUS EXHAUST AREA

ROOF ACCESS POINT

HIGH-POWERED RADIO FREQUENCY AREA

PIPE VENT

ELEC. GROUNDING TERMINAL

ANCHOR POST

BOOT FLASHING

ROOF-TOP LADDER

RAISED GRATING

WALKWAY SYSTEM

SLIP-RESISTANCE

AGGREGATE IN FLUID-

APPLIED MEMBRANE

FOR WALKING PATHS

EXISTING RUBBER

WALKING MAT

A E

M A

T C

H L

IN

E

M A

T C

H L

IN

E

A E

ROOF 3B

ROOF 2

ROOF 4

COOLING PLATFORM OVERHEAD

AHU

1,217 SQ. FT.

2.01

2.05

2.09

2.09

2.08

2.12

2.122.13

AE141

Sim

AE141

Sim

AE141

Sim

AE141

Sim

AE141

Sim

2.10

AE142

Sim

PLASTIC

STORAGE

SHED

AHU

PLASTIC

STORAGE

SHED

PLASTIC

STORAGE

SHED

AE141

Sim

AE141

Sim

AE142

Sim

AE142

Sim

AE142

Sim

2.59

2.59

1A 3A 3B

1B

1C 1D

17A

17B

14B

14A

6 5

ROOF 1D

ROOF 1B

ROOF 17A

ROOF 1A

ROOF 3B

ROOF 3A

ROOF 2

ROOF 6

R4

Project Number

Building Number

Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

VA FORM 08 - 6231

A

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

A

B

C

D

E

F

21 4 5 6 7 8 9 10

Phase

ARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

Date:Revisions:No.

A u to d e s k D o c s /C o lu m b u s V

A

R e p la c e R o o f o n B ld g

A /F

F E

C o lu m b u s

R e p la c e

R o o f_ B

A

A

R C

H rv t

/2

/2

:4

:0

P

M

AE106

ENLARGED ROOF PLAN - ROOF 3B

05/06/2025 PRQ JLF

REPLACE ROOF BUILDING 1A 757-21-101

COLUMBUS, OHIO

BID DOCUMENTS

1A

CHALMERS P. WYLIE

VETERANS

OUTPATIENT CLINIC

Approved: Columbus VAMC

D R A W I N G N O T E S :

2.01 EXISTING ROOF DRAIN AND OVERFLOW DRAIN TO REMAIN. - TYPICAL

2.05 EXISTING HVAC EQUIPMENT TO REMAIN. - TYPICAL

2.08 REMOVE EXISTING ROOF WALKWAY PADS. INSTALL NEW WALKWAY SYSTEM. DRAWINGS SHOW NEW LAYOUT- TYPICAL

2.09 EXISTING TEMPORARY SHED TO REMAIN. TEMPORARY RELOCATION WILL BE REQUIRED DURING RESTORATION WORK.

2.10 EXISTING AIR HANDLING UNIT TO REMAIN.

2.12 REMOVE/RELOCATE CONDENSER DURING ROOF REPLACEMENT. INSPECT CURB(S) FOR ANY NOTICEABLE DAMAGE;

CONTACT VA AND A/E TO DISCUSS ANY ISSUES DISCOVERED. INSTALL EXISTING CONDENSER IN PREVIOUS LOCATION

AFTER ROOF REPLACEMENT.

2.13 UPON REMOVAL OF ROOFING SYSTEM, INSPECT CURB FOR ANY NOTICEABLE DAMAGE. - CONTACT VA AND A/E TO

DISCUSS ANY ISSUES DISCOVERED.

2.59 EXISTING LOOSE LAID RUBBER WALKING MATS. REMOVE AND STORE DURING REPLACEMENT/RESTORATION WORK.

INSTALL MATS FOR RESIN STORAGE SHEDS TO SIT ON. USE RUBBER WALKING MATS TO ALSO CREATE PATH FROM

GRATED WALKWAY SYSTEM TO THE RESIN STORAGE SHEDS. - TYPICAL

1/8" = 1'-0"

ENLARGED ROOF PLAN - ROOFS 2, 3B & 4

BID DOCUMENTS 05/06/2025

1 ADDENDUM 01 04/27/2026