Mech Response - RFI 007 REV.pdf

PRE-BID REQUEST FOR INFORMATION FORM

Date: ____________________ _

Company Submitting Request: _________________________ _

Contact Name: _______________________ _ Phone: ____ _

E-Mail-----------------------------------

Project Name: --------------------------------

RFINO.

RESPONSE:

For Architect's Use:

Reviewed By/ Date: ______________________ _ Responded By/ Date: ____________ _ Processed by Addendum No. _ ________________ _

Comments: ---------------------------------

03/31/2025

Dominguez & Persons, LLC

Rafe Stewart 850-665-2993 rafe@ddbconstruct.com

Correct FCA Deficiencies in Boiler Plant, Building #14

36C24725R0071Solicitation #

Please advise how many Guy Wire Supports are included.

(Detail is located on structural drawing S501 detail 12). I'm having trouble locating them on drawings.

A/E Response

Per manufacturer recommendations. We would recommend a minimum of 3 guy wires per boiler flue.

Jerry Williamson - Toland-Mizell-Molnar - 04/01/2025

AA

CC

DD

BB

14-EF-07

(E)5"Ø E/A

14-EF-08

19"Ø E/A19"Ø E/A 19"Ø E/A

14-EF-01 14-EF-02 14-EF-03 14-EF-04

HOOD (3TYP)

8" SV

1 1

4" V4" V

ROOF HATCH

LADDER ACCESS

6" SV

4" V

TRUE

NORTH

PLAN

NORTH

VA FORM 08-6231

1 2 3 4 5 6 7 8 9

Date:

Drawing Title:

Approved Project Director

Project Title:

1 2 3 4 5 6 7 8 9

590 MEANS ST NW

Phase Project Number

Building Number

Drawing NumberLocation

Issue Date CheckedFULLY SPRINKLERED

STAMP

STE. 200

ATLANTA, GA 30318

ARCHITECT/ENGINEER OF RECORDCONSULTANT

A

B

C

D

E

F

U.S. Department of Veterans Affairs

Office of Construction and

Facilities Management

Drawn

ROOF MECHANICAL PIPING NEW WORK

PLAN - PHASE 2

CORRECT FCA

DEFICIENCIES IN BOILER

PLANT, BUILDING 14

MONTGOMERY, AL

MP142

619-20-103

JMK JSW/RCP09-20-2023

BID DOCUMENTS

1/4" = 1'-0"MP142

1 OVERALL ROOF MECHANICAL NEW WORK PLAN - PHASE 2

0 4' 8'2'

MP142 NEW WORK NOTES

NOTE

NUMBER NOTE TEXT

1 CONTRACTOR SHALL PROVIDE NEW ROOF CURB FOR NEW FAN.

THE DESIGN INTENT IS TO REUSE EXISTING OPENING.

2 CONTRACTOR SHALL REUSE EXISTING OPENING WHERE POSSIBLE.

3 PROVIDE GUY WIRES.

22 10 11

B

A202

A203

A201

S

LO

P E

D O

W

NSLOPE DOWN

A301

A

D

C

A302

A121

A121

TYP2

A121

A121

A121

SIM

A121

SIM

A121

TYP

MIN

2'-0"

TYP

ROOF PLAN GENERAL NOTES

A. INSTALL NEW TPO ROOF SYSTEM PER DETAILS AND APPROVED

MANUFACTURER'S INSTALLATION INSTRUCTIONS AND SHOP DRAWINGS.

B. INSTALL NEW LIGHTNING PROTECTION SYSTEM. REFER TO LIGHTNING

PROTECTION DRAWINGS FOR ADDITIONAL INFORMATION.

C. COORDINATE ROOF EQUIPMENT LOCATIONS AND PENETRATIONS WITH ALL

DISCIPLINES DRAWINGS.

ROOF PLAN KEY NOTES #

PROVIDE NEW SCUPPER, OVERFLOW AND DOWNSPOUT AS INDICATED. SEE

DETAIL 6/A121 THIS SHEET.

(NOT ALL KEY NOTES USED ON ALL SHEETS)

PROVIDE NEW COATING AT EXISTING LADDER AS INDICATED.2

PROVIDE NEW COPING STONE TO MATCH EXISTING AT DAMAGED LOCATIONS.3

PROVIDE GUY WIRE AND GUY WIRE SUPPORTS AS INDICATED. SEE DETAIL 8/A121

THIS SHEET. REFER TO MECHANICAL AND ELECTRICAL DRAWINGS FOR ADDITIONAL

INFORMATION AND REQUIRMENTS.

REWORK EXISTING CURB WHERE METAL CAP WAS REMOVED TO PROVIDE ROOF

CURB AND SUPPORT FOR EXHAUST FAN AS INDICATED. SEE DETAIL 7/A121 THIS

SHEET. REFER TO MECHANICAL AND ELECTRICAL DRAWINGS FOR ADDITIONAL

INFORMATION AND REQUIRMENTS.

PROVIDE ROOF CURB FOR EXHAUST FAN AS INDICATED. SEE DETAIL 7/A121 THIS

SHEET. REFER TO MECHANICAL AND ELECTRICAL DRAWINGS FOR ADDITIONAL

INFORMATION AND REQUIRMENTS.

EXISTING ROOF DECK

COVER BOARD

RIGID INSULATION

TPO ROOF SYSTEM

CONT. MEMBRANE COATED

METAL FLASHING

CONT. METAL CAP WITH

COUNTER FLASHING

P.T. 2 x 4 WOOD NAILER

ANCHOR TO DECK

CONT SEALANT AT ROOF

TERMINATION POINTS

CONT. BACKER ROD

AND SEALANT

EXISTING BRICK VENEER

EXISTING ROOF DECK

COVER BOARD

R-20 RIGID INSULATION

COVER BOARD

TPO ROOF SYSTEM

CONT SEALANT

TPO FLASHING BOOT

STAINLESS STEEL

HOSE CLAMP

PIPE

EXISTING MASONRY WALL

PREFINISHED METAL FASCIA

EXISTING ROOF DECK

EXISTING STEEL JOIST

PREFINISHED METAL

GUTTER AND DOWNSPOUT;

MATCH EXISTING PROFILE

TPO ROOF SYSTEM

RIGID INSULATION

WOOD BLOCKING AS REQUIRED

16 GAUGE BENT STEEL PLATE

1/2" COVER BOARD

TPO ROOF SYSTEM TURNED UP AT WALL

8"

WELDED SEAM

6"

STONE COPING CAP, REPAIR/

REPLACE EXISTING AS REQUIRED

ROOF FLASHING

FI

E

LD

V

E R

IF

Y

1'

3/

4"

METAL THROUGH WALL CAP FLASHING

CONT SEALANT

EXISTING ROOF DECK

1/2" COVER BOARD

RIGID INSULATION

6"

1/

2"

10"

1"

TRUE

NORTH

PLAN

NORTH

TPO FLASHING SYSTEM

FASTENERS PER MFG

RECOMMENDATION

METAL SCUPPER

EXTEND PAST WALL 3" MIN.

TPO ROOF SYSTEM.

CONTINUOUS

SEALANT, TYP.

SCUPPER

LIP OF SCUPPER TO

OVERLAP TOP OF

RAINWATER BASIN 1"

MIN. PROVIDE CONT.

SEALANT BEHIND

JOINT.

EXISTING

LEADER HEAD

TO REMAIN

DOWNSPOUT

EXISTING ROOF

DECK

P.T. 2 x 4 WOOD NAILER

ANCHOR TO DECK

OVERFLOW

OPENING

EXISTING CONCRETE

ROOF DECK

COVER BOARD

POLYISO INSULATION

COVER BOARD

TPO ROOF SYSTEM

TURN ROOFING UP

UNDER FLASHING

1/2" SHEATHING ON 2x4 PT

FRAMING @ 16" OC W/ BATT

INSULATION

METAL FLASHING

METAL COUNTERFLASHING

ROOFTOP EQUIPMENT

NOTES:

1. REFER TO MECHANICAL AND STRUCTURAL DRAWINGS AND SPECIFICATIONS FOR

ADDITIONAL INFORMATION AND REQUIREMENTS.

2. LOCATE GUY WIRE SUPPORTS 2'-0" MINIMUM AWAY FROM EXISTING STEEL BEAM AND

TRUSS STRUCTURE BELOW ROOF. COORDINATE GUY WIRE SUPPORT LOCATIONS WITH

EXISTING CONDITIONS PRIOR TO FABRICATION.

0 L

B

LO

AD M

AX

NON-HARDENING SEALANT

TPO ROOF SYSTEM.

WATERTIGHT SHEET METAL RAIN

COLLAR FLASHING, OVERLAPPING

PENETRATION POCKET, MIN 24 GA.

SET IN SEALANT

BASE FLASHING PER ROOF MFR

INSTALLATION REQUIREMENTS.

GUY WIRE ROOF SUPPORT,

SEE STRUCTURAL

GUY WIRE AS REQUIRED

EXISTING ROOF DECK

RIGID INSULATION

STEEL CHANNEL,

SEE STRUCTURAL

STEEL PLATE, SEE STRUCTURAL

3" M

IN

VA FORM 08-6231

1 2 3 4 5 6 7 8 9

Date:

Drawing Title:

Approved Project Director

Project Title:

BID DOCUMENTS

590 MEANS ST NW

Phase Project Number

Building Number

Drawing NumberLocation

Issue Date CheckedFULLY SPRINKLERED

STAMP

STE. 200

ATLANTA, GA 30318

ARCHITECT/ENGINEER OF RECORDCONSULTANT

A

B

C

D

E

F

U.S. Department of Veterans Affairs

Office of Construction and

Facilities Management

Drawn

YK/AW/SJ/

DB

JH

ROOF PLAN AND DETAILS CORRECT FCA DEFICIENCIES IN

BOILER PLANT, BUILDING 14

MONTGOMERY, AL

A121

619-20-103

09-20-2023

1/4" = 1'-0"A121

1 ROOF PLAN

1 1/2" = 1'-0"A121

5 TYPICAL ROOF TO WALL FLASHING DETAIL

1 1/2" = 1'-0"A121

4 TYPICAL PIPE PENETRATION DETAIL

1 1/2" = 1'-0"A121

2 ROOF EDGE DETAIL AT LOW ROOF GUTTER

1 1/2" = 1'-0"A121

3 TYPICAL PARAPET DETAIL

0' 2' 4' 8' 12'

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

1 1/2" = 1'-0"A121

6 SCUPPER AND DOWNSPOUT DETAIL (TYP)

1 1/2" = 1'-0"A121

7 EQUIPMENT CURB DETAIL

1 1/2" = 1'-0"A121

8 TYPICAL GUY WIRE DETAIL

MP142 from TMM2014-MECH23 -09.20.2023 - Mechancial Final