B11_MISC_(Contractor_Questions_-_NPS_Response)_0001.pdf

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Attached to
HOME, Install Fire Suppression System EC Federal contract opportunity
Solicitation number
140P6023B0003
Issued by
Department of the Interior National Park Service Midwest Region

About this file

This document contains plans and questions regarding a fire suppression system installation project at the Homestead National Monument of America. The project involves installing a wet-pipe sprinkler system throughout the building, including in attic spaces. Piping will be concealed where possible with sidewall sprinklers used in offices. Dry-barrel sprinklers will be installed on the underside of roof decking. Upright sprinklers with guards are specified to protect areas obstructed by building elements. The contractor questions note obstructions like walls that are not shown on plans and request clarification on whether an existing roof section will be removed. Clarification is also requested regarding protection needs under the roof.

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Text version

11'-5"10'-6"10'-6"10'-6"10'-6"10'-6"

17'-3" 9'-3" 9'-3" 10'-9"

24'-1"

AUDIBLE VISUAL WATERFLOW

NOTIFICATION DEVICE ABOVE FIRE

DEPARTMENT CONNECTION (BY

OTHERS, REFER TO FIRE ALARM PLANS)

SEE SITE PLAN SHEET

FP1.0 FOR CONTINUATION

PROPOSED 4" FIRE SERVICE

LEAD-IN BY SITE UTILITIES

CONTRACTOR

2 INLET 2-1/2" FIRE

DEPARTMENT CONNECTION

AREA 2

HYDRAULICALLY MOST REMOTE

997 SQ. FT. 0.10/945

WALL-MOUNTED NITROGEN

GENERATOR CABINET

OIL-LESS TANK MOUNTED

AIR COMPRESSOR

2'-6"

APPROXIMATE WORKING CLEARANCE

FOR NEW SPRINKLER RISER

4" U.G. FIRE SERVICE LEAD-IN

FINISHED FLOOR

3" CHECK VALVE

3" 90° TO 4"x3" GROOVED

REDUCING CPLG. INSTALL 4"

SCH 40 GALV STEEL PIPE OUT

WALL TO 4"x2½"x2½" EXPOSED

SINGLE CLAPPER FDC

PIPE STAND

3" DRY VALVE WITH TRIM

1¼" MAIN DRAIN

3" SUPERVISED INDICATING

BUTTERFLY VALVE (TYP.)

1¼" AGF TESTanDRAIN COMBINATION

ALARM TEST CONNECTION AND MAIN

DRAIN VALVE WITH ½" ORIFICE &

RELIEF (TYP.)

PRESSURE GAUGE (TYP.)

3" TO DRY SYSTEM APPROX.

135 GALLON SYSTEM CAPACITY

2" VANE TYPE FLOW

SWITCH (TYP.)

2" SUPERVISED INDICATING

BUTTERFLY VALVE ON 3"x2"

GROOVED CONCENTRIC

REDUCER

2" TO WET SYSTEM

3"

INSTALL ½" BALL DRIP AUTOMATIC

DRAIN ON BOTTOM OF FDC PIPE.

PIPE DISCHARGE OUT EXTERIOR WALL.

PROVIDE NEW FLOOR PENETRATION TO

ALLOW INSTALLATION OF NEW SERVICE.

REPLACE CONCRETE TO WITHIN 1" OF

PIPING. FILL WITH CRUSHED STONE

AND SEAL WITH FLEXIBLE MASTIC.

4"x3" GROOVED CONCENTRIC

REDUCER ON 4" GROOVED

FLANGE ADAPTER

DISCHARGE 1¼" DRAIN THRU

WALL WITH ELBOW TURNED

DOWN OVER SPLASH BLOCK

1044 North 115th Street | Suite 300

Omaha, NE 68154

(402) 493-4800 www.schemmer.com

REVISED

TITLE OF SHEET

DRAWING NO.

SHEET

PMIS / PKG. NO.

OF

SUB SHEET NO.

ARCH/ENG PROJ #

DESIGNED

DRAWN

CHECKED

PREPARED

DATE

207662

80056

JLK

JLK

JLK

12/15/2022

07310.024

DATE INITIAL

www.codeconsultants.com

ST. LOUIS, MISSOURI 63146-4235

2043 WOODLAND PKWY, SUITE 300

314-991-2633

TM

CODE CONSULTANTS

PROFESSIONAL ENGINEERS, PC

2043 WOODLAND PKWY, SUITE 300

ST. LOUIS, MO 63146-4235

PHONE: 314-991-2633

CORPORATE CERTIFICATE OF AUTHORITY

NO. 10188652

WILLIAM B. SMITH, PE

LICENSE NO. E-14915

ENGINEER OF RECORD:

EDUCATION CENTER FIRE SERVICE

HOMESTEAD NATIONAL MONUMENT OF AMERICA

8523 NE-4

BEATRICE, NE 68310

100% CD

FIRE SPRINKLER PLAN

SCALE: 1/8" = 1'-0" FIN. FLOOR ELEV. = 100'-0"

FLOOR PLAN -

FIRE PROTECTION

FP101

FIRE SPRINKLER RISER

SCALE: 3/8" = 1'-0" FIN. FLOOR ELEV. = 100'-0"

HYDRAULIC REFERENCE POINT

CAPPED PIPE

x x x

CENTER LINE OF SPRINKLER: ALIGN WITH LIGHTS AND/OR OTHER

SPRINKLERS: COORDINATE WITH OTHER TRADES.

RECOMMENDED CENTER LINE ELEVATION OF PIPE A.F.F. AND/OR CENTER

LINE ELEVATION OF PIPE FROM TOP OF JOIST

RISE FROM LEFT TO RIGHT AND DROP FROM RIGHT TO LEFT

STRUCTURAL SHOWN FOR REFERENCE ONLY, VERIFY ACTUAL STRUCTURAL LOCATIONS.

XX

NOTE

SPRINKLER TYPESYMBOL

SPRINKLER LEGEND

QRWHITE

FINISH RESP. QTY.

5.6

K

ORD

TEMP.

INT 5.6 BRASS QR

UPRIGHT

INT 5.6 WHITE QR

WHITE STANDARD COVERAGE PENDENT

WITH RECESSED ESCUTCHEON

PIPE HANGER

TRAPEZE HANGER

NEW PIPING

WHITE DRY PENDENT (PROVIDE ON 2-PIECE

TELESCOPING ESCUTCHEON IF ADJACENT TO

SURFACE MOUNTED LIGHT FIXTURES) AND 1" DROP

SYMBOL KEY

EXISTING UNDERGROUND WATER MAIN

FIRE DEPARTMENT CONNECTION

GLOBE VALVE

RISER

ZONE BOUNDARY LINE

PLUGGED OUTLET

INT 5.6 BRASS QR

UPRIGHT WITH GUARD AND WATER SHIELD

QRBRASS8.0INTDUAL DIRECTION STYLE ATTIC SPRINKLER 43

QRWHITE5.6ORD

WHITE STANDARD COVERAGE PENDENT

WITH CONCEALED ESCUTCHEON

B

PIPE/CONDUIT

A > 3B

TYPICAL PIPE/CONDUIT CLEARANCE REQUIREMENT

FOR STANDARD COVERAGE FIRE SPRINKLERS

NOT TO SCALE

A

EXAMPLE; A 2" CONDUIT (B) WOULD NEED

TO BE 6" (3x's B) AWAY, MEASURED FROM

THE LEADING EDGE OF THE OBSTRUCTION

ELEVATION VIEW

OBSTRUCTIONS SHALL BE POSITIONED AWAY FROM SPRINKLERS A

MINIMUM DISTANCE OF THREE TIMES THE MAXIMUM DIMENSION OF

THE OBSTRUCTION (E.G. PIPE, CONDUIT, LIGHT FIXTURES) UP TO A

CLEAR DISTANCE OF 24 IN.

B

HANGING LIGHT FIXTURE

A > 3B

TYPICAL LIGHT FIXTURE CLEARANCE REQUIREMENTS

FOR STANDARD COVERAGE FIRE SPRINKLERS

NOT TO SCALE

A

EXAMPLE; A 4" LIGHT FIXTURE (B) WOULD

NEED TO BE 12" (3x's B) AWAY, MEASURED

FROM THE LEADING EDGE OF THE LIGHT

FIXTURE

ELEVATION VIEW

LIGHT FIXTURES, LOCATED VERTICALLY WITHIN 18 IN. OF THE

SPRINKLER, SHALL BE POSITIONED AWAY FROM THE SPRINKLER A

MINIMUM DISTANCE OF THREE TIMES THE MAXIMUM DIMENSION OF

THE LIGHT FIXTURES UP TO A CLEAR DISTANCE OF 24 IN.

SPRINKLER

SPRINKLER PIPE

SPRINKLER

SPRINKLER PIPE

FACE OF SPRINKLER FITTING

MOUNTING PLATE

CLOSURE

CEILING

1/4" MINIMUM

DISTANCE

MANUFACTURER'S

REQUIRED MAXIMUM

DISTANCE

VERTICAL TOLERANCE FOR RECESSED SPRINKLERS

NOT TO SCALE

20 31 bmarinus Text Box Would running sidewall heads in the display area make more sense, the supply piping would be hidden from veiw and most of the work would be done behind the scenes. The dry line deeding the loer soffit heads above the overhange will need alow point drain that could be piped in the vestabule.

bmarinus Cloud bmarinus Arrow bmarinus Text Box Highlighted area grid is against the bottom of the rafters there not enough room to install piping. System will either have to be hung exposed or dry barreled sprinkler heads dropped from the dry system above..

bmarinus Cloud bmarinus Arrow akircher Text Box NPS Response:

We are not planning to remove the old roofing or the wall down the center. We would like to have everything hidden in all public spaces if possible. Sidewall heads would be ok back in the offices.

11'-5"10'-6"10'-6"10'-6"10'-6"10'-6"

17'-3" 9'-3" 9'-3" 10'-9"

24'-1"

EXISTING ATTIC

ACCESS PANEL

EXISTING ATTIC

ACCESS PANEL

EXISTING ATTIC

ACCESS PANEL

EXISTING ATTIC

RIDGE VENTS

(FOR ACCESS TO

SPACE)

EXISTING ATTIC

RIDGE VENTS

(FOR ACCESS TO

SPACE)

LOCATE DRY BARREL

PENDENTS ON RETURN

BENDS TO DRY SYSTEM.

LOCATE DRY BARREL

PENDENTS ON RETURN

BENDS TO DRY SYSTEM.

LOCATE DRY BARREL

PENDENTS ON RETURN

BENDS TO DRY SYSTEM.

PROVIDE DRUM DRIP

AND REMOTE

INSPECTION TEST.

ROUTE TO EXTERIOR

WITH GALVANIZED 45

DEGREE ELBOW

3" DRY SUPPLY

RISE FROM BELOW

INSTALL DUAL DIRECTION ATTIC

SPRINKLERS ON 1¼" SPRIGS

WITH DEFLECTORS 17" TO 21"

BELOW ROOF PEAK (TYP. ALL)

6" MAX.

M

A X

6" MAX.

AREA 1

HYDRAULICALLY MOST REMOTE

SEVEN (7) DUAL DIRECTION

ATTIC SPRINKLERS PLUS TWO (2)

STANDARD SPRAY UPRIGHTS

¾

1'-2"6'-0"6'-0"6'-0"6'-0"6'-0"6'-0"6'-0"6'-0"6'-0"6'-0"6'-0"

1'-2"

12'-0"12'-0"14'-0"14'-0"14'-0"

7'-8 1/2"3'-8 1/2"6'-9 1/2"4'-7 1/2"5'-10 1/2"5'-6 1/2"4'-11 1/2"6'-5 1/2"4'-0 1/2"7'-4 1/2"

3'-8 1/2"

3'-3 7/8"

14'-0" 4'-8 3/4"

SL DN

S L

D

N S

L

D

N S

L

D

N

SL DN

SL DN

S

L

D

N

SL DN

INSTALL ROW OF STANDARD SPRAY

UPRIGHTS WITH WATER SHIELDS TO

PROTECT AREA BEYOND SOLID BARRIER

OBSTRUCTION ABOVE EXTERIOR WALL

INSTALL ROW OF STANDARD SPRAY

UPRIGHTS WITH WATER SHIELDS TO

PROTECT AREA BEYOND SOLID BARRIER

OBSTRUCTION ABOVE EXTERIOR WALL

4:12 ROOF PITCH

4:12 ROOF PITCH 4:12 ROOF PITCH

4:12 ROOF PITCH

R

O O

F

P

I T

C H

3'-10"

4'-8"

SL DN

6'-0"6'-0"4'-0"

1044 North 115th Street | Suite 300

Omaha, NE 68154

(402) 493-4800 www.schemmer.com

REVISED

TITLE OF SHEET

DRAWING NO.

SHEET

PMIS / PKG. NO.

OF

SUB SHEET NO.

ARCH/ENG PROJ #

DESIGNED

DRAWN

CHECKED

PREPARED

DATE

207662

80056

JLK

JLK

JLK

12/15/2022

07310.024

DATE INITIAL

www.codeconsultants.com

ST. LOUIS, MISSOURI 63146-4235

2043 WOODLAND PKWY, SUITE 300

314-991-2633

TM

CODE CONSULTANTS

PROFESSIONAL ENGINEERS, PC

2043 WOODLAND PKWY, SUITE 300

ST. LOUIS, MO 63146-4235

PHONE: 314-991-2633

CORPORATE CERTIFICATE OF AUTHORITY

NO. 10188652

WILLIAM B. SMITH, PE

LICENSE NO. E-14915

ENGINEER OF RECORD:

EDUCATION CENTER FIRE SERVICE

HOMESTEAD NATIONAL MONUMENT OF AMERICA

8523 NE-4

BEATRICE, NE 68310

100% CD

ATTIC FIRE SPRINKLER PLAN

SCALE: 1/8" = 1'-0" FIN. FLOOR ELEV. = 100'-0"

ATTIC PLAN -

FIRE PROTECTION

FP102

HYDRAULIC REFERENCE POINT

CAPPED PIPE

x x x

CENTER LINE OF SPRINKLER: ALIGN WITH LIGHTS AND/OR OTHER

SPRINKLERS: COORDINATE WITH OTHER TRADES.

RECOMMENDED CENTER LINE ELEVATION OF PIPE A.F.F. AND/OR CENTER

LINE ELEVATION OF PIPE FROM TOP OF JOIST

RISE FROM LEFT TO RIGHT AND DROP FROM RIGHT TO LEFT

STRUCTURAL SHOWN FOR REFERENCE ONLY, VERIFY ACTUAL STRUCTURAL LOCATIONS.

XX

NOTE

SPRINKLER TYPESYMBOL

SPRINKLER LEGEND

QRWHITE

FINISH RESP. QTY.

5.6

K

ORD

TEMP.

INT 5.6 BRASS QR

UPRIGHT

INT 5.6 WHITE QR

WHITE STANDARD COVERAGE PENDENT

WITH RECESSED ESCUTCHEON

PIPE HANGER

TRAPEZE HANGER

NEW PIPING

WHITE DRY PENDENT (PROVIDE ON 2-PIECE

TELESCOPING ESCUTCHEON IF ADJACENT TO

SURFACE MOUNTED LIGHT FIXTURES) AND 1" DROP

SYMBOL KEY

EXISTING UNDERGROUND WATER MAIN

FIRE DEPARTMENT CONNECTION

GLOBE VALVE

RISER

ZONE BOUNDARY LINE

PLUGGED OUTLET

INT 5.6 BRASS QR

UPRIGHT WITH GUARD AND WATER SHIELD

QRBRASS8.0INTDUAL DIRECTION STYLE ATTIC SPRINKLER 43

QRWHITE5.6ORD

WHITE STANDARD COVERAGE PENDENT

WITH CONCEALED ESCUTCHEON

B

B

ROOF/FLOOR DECK

JOIST GIRDER

A > 3B

A > 3B

JOIST

ROOF/FLOOR DECK

BRANCH LINE

TYPICAL JOIST GIRDER

CLEARANCE REQUIREMENT

NOT TO SCALE

TYPICAL JOIST

CLEARANCE REQUIREMENT

NOT TO SCALE (STANDARD COVERAGE

UPRIGHT ON SPRIG)

1" MIN.

12" MAX.

BRANCH LINE

1" MIN.

12" MAX.

(STANDARD COVERAGE

UPRIGHT ON SPRIG)

A

A

FLOOR/ROOF

STRUCTURE

DRAIN PLUG; IF OVER

5 GALLONS OF WATER

IS TRAPPED, PROVIDE

1 INCH GLOBE VALVE

CEILING

SPRINKLER PIPE HELD

TIGHT TO OBSTRUCTION

OBSTRUCTION

TYPICAL OFFSET AT OBSTRUCTION

NOT TO SCALE

TOP BEAM CLAMP, ROD, AND RING

NOT TO SCALE

TRAPEZE HANGER

NOT TO SCALE

HANGER

RING

SPRINKLER

MAINS

HANGER RING

ALL-THREAD

ROD

TRAPEZE

MEMBER

BEAM CLAMP

HANGER RING

ALL-THREAD ROD

HANGER SHALL BE ATTACHED

TO TRAPEZE MEMBER WITHIN

THIS 1'-0" SPACE DIRECTLY

BETWEEN TWO JOISTS

EQ EQ

1'-0"

1/2"

3/8"

PIPE

1" THROUGH 4"

6" AND 8"

ROD

STANDARD HANGER

FIG. 200 ADJUSTABLE RING

HANGER

FIG. 100 ALL

THREAD ROD

FIG. 25 SURGE RESTRAINER

CLIP (WHERE REQUIRED)

THRU BOLT

THRU BOLT

ALL THREAD ROD

FIG. 100

FIG. 200

ADJUSTABLE RING HANGER WITH

ROD TO TOP OF PIPE

WOOD JOIST COACH SCREW

HANGER FOR 1"- 4" PIPE

NOT TO SCALE

FIG.70

ROD COUPLING

2 X 6 WOOD JOIST

3/8" FIG. 105

COACH SCREW ROD

``U'' HANGER

FIG. 120

MUTT & JEFF

``U'' HANGER

FIG. 120MJ

"U" HANGER

NOT TO SCALE

MUTT & JEFF "U" HANGER

NOT TO SCALE

21 31 bmarinus Line bmarinus Line bmarinus Line bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Count Measurement bmarinus Line bmarinus Text Box 2# Wall in attic not shown on plans that will obsrtuct the water discharge form the attic heads.

bmarinus Cloud bmarinus Arrow bmarinus Text Box 3# Will need to add line of uprights to protect shadowed area.

bmarinus Cloud bmarinus Arrow bmarinus Line bmarinus Line bmarinus Line bmarinus Line bmarinus Line bmarinus Text Box 1# Will the old section of roofing be removed or do we plan on protecting underth.

bmarinus Cloud bmarinus Arrow

Questions 1
Questions 2

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