ATTACHMENT 2 - Specifications - Vol 2.pdf

US Department of Veterans Affairs VA Medical Center

Project Number 437-316

Construct Mental Health Outpatient Bldg 52 Addition

2101 Elm Street Fargo ND 58102

PROJECT SPECIFICATIONS

100% Bid Documents Package

Volume 2

May 26, 2023

(VEG 21.05)

750 W. HAMPDEN AVE. #300

ENGLEWOOD, CO 80110

Ph (720) 550-6307

06-01-15

21 13 13 - 1

SECTION 21 13 13

WET-PIPE SPRINKLER SYSTEMS

PART 1 - GENERAL

1.1 DESCRIPTION

A. Design, installation and testing shall be in accordance with

NFPA 13.

B. The design and installation of a hydraulically calculated automatic wet-pipe system complete and ready for operation, for all portions of

Building 52 Outpatient Mental Health Addition, including the penthouse, elevator machine rooms, elevator pits.

1.2 RELATED WORK

A. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

B. Section 33 10 00, WATER UTILITIES.

C. Section 07 84 00, FIRESTOPPING.

D. Section 09 91 00, PAINTING.

E. Section 22 05 23, GENERAL-DUTY VALVES FOR PLUMBING PIPING.

F. Section 28 31 00, FIRE DETECTION AND ALARM.

1.3 DESIGN CRITERIA

A. Design Basis Information: Provide design, materials, equipment, installation, inspection, and testing of the automatic sprinkler system in accordance with the requirements of NFPA 13.

1. Perform hydraulic calculations in accordance with NFPA 13 utilizing the Area/Density method. Do not restrict design area reductions permitted for using quick response sprinklers throughout by the required use of standard response sprinklers in the areas identified in this section.

2. Sprinkler Protection: Sprinkler hazard classifications shall be in accordance with NFPA 13. The hazard classification examples of uses and conditions identified in the Annex of NFPA 13 shall be mandatory for areas not listed below. Request clarification from the

Government for any hazard classification not identified. To determining spacing and sizing, apply the following coverage classifications:

a. Light Hazard Occupancies: Patient care, treatment, restrooms, break rooms and customary access areas.

437-316 Construct Mental Health Outpatient - Bldg 52 Addition 100% Bid Documents - May 26, 2023

21 13 13 - 2

b. Ordinary Hazard Group 1 Occupancies: Mechanical Equipment Rooms, Electric Closets.

c. Ordinary Hazard Group 2 Occupancies: Storage rooms, trash rooms, clean and soiled linen rooms, storage areas, building management storage, file storage areas for the entire area of the space up to 140 square meters (1500 square feet).

3. Hydraulic Calculations: Calculated demand including hose stream requirements shall fall no less than 10 percent below the available water supply curve.

4. Water Supply: Base water supply on a flow test of:

a. Location Hydrant #12 (009043)and Hydrant #1 (009042)

b. Static pressure: 32 psi

c. Residual pressure: 52 psi

d. Flow: 984 gpm

e. Date: 08-18-2021 Time 2:00 PM

5. Zoning:

a. For each sprinkler zone provide a control valve, flow switch, and a test and drain assembly with pressure gauge. For buildings greater than two stories, provide a check valve at each control valve.

1.4 SUBMITTALS

A. Submit as one package in accordance with Section 01 33 23, SHOP

DRAWINGS, PRODUCT DATA, AND SAMPLES. Prepare detailed working drawings that are signed by a NICET Level III or Level IV Sprinkler Technician or stamped by a Registered Professional Engineer licensed in the field of Fire Protection Engineering. As the Government review is for technical adequacy only, the installer remains responsible for correcting any conflicts with other trades and building construction that arise during installation. Partial submittals will not be accepted. Material submittals shall be approved prior to the purchase or delivery to the job site. Suitably bind submittals in notebooks or binders and provide an index referencing the appropriate specification section. In addition to the hard copies, provide submittal items in

Paragraphs 1.4(A)1 through 1.4(A)5 electronically in pdf format on a compact disc or as directed by the COR. Submittals shall include, but not be limited to, the following:

21 13 13 - 3

1. Qualifications:

a. Provide a copy of the installing contractors fire sprinkler and state of North Dakota contractor’s license.

b. Provide a copy of the NICET certification for the NICET Level III or Level IV Sprinkler Technician who prepared and signed the detailed working drawings unless the drawings are stamped by a

Registered Professional Engineer licensed in the field of Fire

Protection Engineering.

c. Provide documentation showing that the installer has been actively and successfully engaged in the installation of commercial automatic sprinkler systems for the past ten years.

2. Drawings: Submit detailed 1:100 (1/8 inch) scale (minimum) working drawings conforming to the Plans and Calculations chapter of NFPA

13. Drawings shall include graphical scales that allow the user to determine lengths when the drawings are reduced in size. Include a plan showing the piping to the water supply test location.

3. Manufacturer’s Data Sheets: Provide data sheets for all materials and equipment proposed for use on the system. Include listing information and installation instructions in data sheets. Where data sheets describe items in addition to those proposed to be used for the system, clearly identify the proposed items on the sheet.

4. Calculation Sheets:

a. Submit hydraulic calculation sheets in tabular form conforming to the requirements and recommendations of the Plans and

Calculations chapter of NFPA 13.

b. Submit calculations of loads for sizing of sway bracing in accordance with NFPA 13.

5. Valve Charts: Provide a valve chart that identifies the location of each control valve. Coordinate nomenclature and identification of control valves with COR. Where existing nomenclature does not exist, the chart shall include no less than the following: Tag ID

No., Valve Size, Service (control valve, main drain, aux. drain, inspectors test valve, etc.), and Location.

6. Final Document Submittals: Provide as-built drawings, testing and maintenance instructions in accordance with the requirements in

Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. In

21 13 13 - 4 addition, submittals shall include, but not be limited to, the following:

a. A complete set of as-built drawings showing the installed system with the specific interconnections between the system switches and the fire alarm equipment. Provide a complete set in the formats as follows. Submit items 2 and 3 below on a compact disc or as directed by the COR.

1) One full size (or size as directed by the COR) printed copy.

2) One complete set in electronic pdf format.

3) One complete set in AutoCAD format or a format as directed by the COR.

b. Material and Testing Certificate: Upon completion of the sprinkler system installation or any partial section of the system, including testing and flushing, provide a copy of a completed Material and Testing Certificate as indicated in NFPA

13. Certificates shall be provided to document all parts of the installation.

c. Operations and Maintenance Manuals that include step-by-step procedures required for system startup, operation, shutdown, and routine maintenance and testing. The manuals shall include the manufacturer's name, model number, parts list, and tools that should be kept in stock by the owner for routine maintenance, including the name of a local supplier, simplified wiring and controls diagrams, troubleshooting guide, and recommended service organization, including address and telephone number, for each item of equipment.

d. One paper copy of the Material and Testing Certificates and the

Operations and Maintenance Manuals above shall be provided in a binder. In addition, these materials shall be provided in pdf format on a compact disc or as directed by the COR.

e. Provide one additional copy of the Operations and Maintenance

Manual covering the system in a flexible protective cover and mount in an accessible location adjacent to the riser or as directed by the COR.

21 13 13 - 5

1.5 QUALITY ASSURANCE

A. Installer Reliability: The installer shall possess a valid State of

North Dakota fire sprinkler contractor's license. The installer shall have been actively and successfully engaged in the installation of commercial automatic sprinkler systems for the past ten years.

B. Materials and Equipment: All equipment and devices shall be of a make and type listed by UL or approved by FM, or other nationally recognized testing laboratory for the specific purpose for which it is used. All materials, devices, and equipment shall be approved by the VA. All materials and equipment shall be free from defect. All materials and equipment shall be new unless specifically indicated otherwise on the contract drawings.

1.6 1.6 APPLICABLE PUBLICATIONS

A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only.

B. National Fire Protection Association (NFPA):

13-19...................Installation of Sprinkler Systems

25-19...................Inspection, Testing, and Maintenance of Water-

Based Fire Protection Systems

101-21..................Life Safety Code

170-21..................Fire Safety Symbols

C. Underwriters Laboratories, Inc. (UL):

Fire Protection Equipment Directory

D. Factory Mutual Engineering Corporation (FM):

Approval Guide

PART 2 - PART 2 - PRODUCTS

2.1 PIPING & FITTINGS

A. Piping and fittings for private underground water mains shall be in accordance with NFPA 13.

1. Pipe and fittings from inside face of building 300 mm (12 in.) above finished floor to a distance of approximately 1500 mm (5 ft.)

outside building: Ductile Iron, flanged fittings and 316 stainless steel bolting.

B. Piping and fittings for sprinkler systems shall be in accordance with

NFPA 13.

21 13 13 - 6

1. Plain-end pipe fittings with locking lugs or shear bolts are not permitted.

2. Piping sizes 50 mm (2 inches) and smaller shall be black steel

Schedule 40 with threaded end connections.

3. Piping sizes 65 mm (2 ½ inches) and larger shall be black steel

Schedule 10 with grooved connections. Grooves in Schedule 10 piping shall be rolled grooved only.

4. Flexible sprinkler hose shall be FM Approved and limited to hose with threaded end fittings with a minimum inside diameter or 1-inch and a maximum length of 6-feet.

2.2 VALVES

A. General:

1. Valves shall be in accordance with NFPA 13.

2. Do not use quarter turn ball valves for 50 mm (2 inch) or larger drain valves.

B. Control Valve: The control valves shall be a listed indicating type.

Control valves shall be UL Listed or FM Approved for fire protection installations. System control valve shall be rated for normal system pressure but in no case less than 175 PSI.

C. Check Valve: Shall be of the swing type with a flanged cast iron body and flanged inspection plate.

D. Automatic Ball Drips: Cast brass 20 mm (3/4 inch) in-line automatic ball drip with both ends threaded with iron pipe threads.

E. Alarm Check Valve: Alarm check valve shall be UL Listed and Factory

Mutual Approved. The alarm check valve shall be listed for installation in the vertical or horizontal position. The alarm check valve shall be equipped with a removable cover assembly, gauge connections on the system side and supply side of the valve clapper, variable pressure trim, and an external bypass to eliminate false water flow alarms. The alarm check valve trim piping shall be galvanized.

Maximum water working pressure to 250 PSI.

F. Backflow Preventer: Provide backflow preventer in accordance with

Section 22 05 23, GENERAL-DUTY VALVES FOR PLUMBING PIPING. Provide means to forward flow test the backflow preventer in accordance with

NFPA 13.

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2.3 FIRE DEPARTMENT SIAMESE CONNECTION

A. Brass, flush wall type, exterior fire department connection with brass escutcheon plate, without sill cock, and a minimum of two 65 mm (2-1/2 inch) connections threaded to match those on the local fire protection service, with polished brass caps and chains. Provide escutcheon with integral raised letters "Automatic Sprinkler". Install an automatic ball drip between fire department connection and check valve with drain piping routed to the exterior of the building or a floor drain.

2.4 SPRINKLERS

A. Provide FM approved quick response sprinklers in all areas, except that standard response sprinklers shall be provided in elevator hoistways, elevator machine rooms.

B. Temperature Ratings: In accordance with NFPA 13 except that sprinklers in elevator shafts and elevator machine rooms shall be no less than intermediate temperature rated and sprinklers in generator rooms shall be no less than high temperature rated.

C. Provide sprinkler guards in accordance with NFPA 13 and when the elevation of the sprinkler head is less than 7 feet 6 inches above finished floor. The sprinkler guard shall be UL listed or FM approved for use with the corresponding sprinkler.

2.5 SPRINKLER CABINET

A. Provide sprinkler cabinet with the required number of sprinkler heads of all ratings and types installed, and a sprinkler wrench for each type of sprinkler in accordance with NFPA 13. Locate adjacent to the riser.

B. Provide a list of sprinklers installed in the property in the cabinet.

The list shall include the following:

1. Manufacturer, model, orifice, deflector type, thermal sensitivity, and pressure for each type of sprinkler in the cabinet.

2. General description of where each sprinkler is used.

3. Quantity of each type present in the cabinet.

4. Issue or revision date of list.

2.6 SYSTEM SIGNAGE

A. Rigid plastic, steel or aluminum signs with white lettering on a red background with holes for easy attachment. Sprinkler system signage shall be attached to the valve or piping with chain.

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2.7 SWITCHES:

A. OS&Y Valve Supervisory Switches shall be in a weatherproof die cast/red baked enamel, oil resistant, aluminum housing with tamper resistant screws, 13 mm (1/2 inch) conduit entrance and necessary facilities for attachment to the valves. Provide two SPDT switches rated at 2.5 amps at 24 VDC.

B. Water flow Alarm Switches: Mechanical, non-coded, non-accumulative retard and adjustable from 0 to 60 seconds minimum. Set flow switches at an initial setting between 20 and 30 seconds.

C. Valve Supervisory Switches for Ball and Butterfly Valves: May be integral with the valve.

2.8 GAUGES

A. Provide gauges as required by NFPA 13. Provide gauges where the normal pressure of the system is at the midrange of the gauge.

2.9 PIPE HANGERS, SUPPORTS AND RESTRAINT OF SYSTEM PIPING

A. Pipe hangers, supports, and restraint of system piping shall be in accordance with NFPA 13.

2.10 WALL, FLOOR AND CEILING PLATES

A. Provide chrome plated steel escutcheon plates.

2.11 ANTIFREEZE SOLUTION

A. Antifreeze solution shall be in accordance with NFPA 13 and shall be compatible with use in a potable water supply.

2.12 VALVE TAGS

A. Valve Tags and Lists:

1. Provide for all valves.

2. Valve tags: Engraved black filled numbers and letters not less than

13 mm (1/2-inch) high for number designation, and not less than 6.4 mm(1/4-inch) for service designation on 19 gage 38 mm (1-1/2 inches) round brass disc, attached with brass "S" hook or brass chain.

Coordinate the valve tags with the Shops Foreman prior to installation for compliance.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Installation shall be accomplished by the licensed contractor. Provide a qualified technician, experienced in the installation and operation

21 13 13 - 9 of the type of system being installed, to supervise the installation and testing of the system.

B. Installation of Piping: Accurately cut pipe to measurements established by the installer and work into place without springing or forcing. In any situation where bending of the pipe is required, use a standard pipe-bending template. Concealed piping in spaces that have finished ceilings. Where ceiling mounted equipment exists, such as in operating and radiology rooms, install sprinklers so as not to obstruct the movement or operation of the equipment. Sidewall heads may need to be utilized. In stairways, locate piping as near to the ceiling as possible to prevent tampering by unauthorized personnel and to provide a minimum headroom clearance of 2250 mm (seven feet six inches). Piping shall not obstruct the minimum means of egress clearances required by

NFPA 101. Pipe hangers, supports, and restraint of system piping shall be installed accordance with NFPA 13.

C. Welding: Conform to the requirements and recommendations of NFPA 13.

D. Drains: Provide splash blocks, drum drips, and drains, including low point drains, in accordance with NFPA 13. Pipe drains with splash blocks to discharge at safe points outside of the building or to sight cones attached to drains of adequate size to readily carry the full flow from each drain under maximum pressure. Do not provide a direct drain connection to sewer system or discharge into sinks. Install drips and drains where necessary and required by NFPA 13. The drain piping shall not be restricted or reduced and shall be of the same diameter as the drain collector.

E. Supervisory Switches: Provide supervisory switches for sprinkler control valves.

F. Waterflow Alarm Switches: Install waterflow alarm switches and valves in stairwells or other easily accessible locations.

G. Inspector's Test Connection: Install and supply in accordance with NFPA

13, locate in a secured area, and discharge to the exterior of the building.

H. Affix cutout disks, which are created by cutting holes in the walls of pipe for flow switches and non-threaded pipe connections to the respective waterflow switch or pipe connection near to the pipe from where they were cut.

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I. Provide escutcheon plates for exposed piping passing through walls, floors or ceilings.

J. Sleeves: Provide for pipes passing through masonry or concrete. Provide space between the pipe and the sleeve in accordance with NFPA 13. Seal this space with a UL Listed through penetration fire stop material in accordance with Section 07 84 00, FIRESTOPPING. Where core drilling is used in lieu of sleeves, also seal space. Seal penetrations of walls, floors and ceilings of other types of construction, in accordance with

Section 07 84 00, FIRESTOPPING.

K. Provide pressure gauges at each water flow alarm switch location and at each main drain connection.

L. For each fire department connection, provide the symbolic sign given in

NFPA 170 and locate 2400 to 3000 mm (8 to 10 feet) above each connection location. Size the sign to 450 by 450 mm (18 by 18 inches) with the symbol being at least 350 by 350 mm (14 by 14 inches).

M. Firestopping shall be provided for all penetrations. Firestopping shall comply with Section 07 84 00, FIRESTOPPING.

N. Painting of Pipe: Exposed piping should be painted red to match Fargo

VA standard. In finished areas where walls and ceilings have been painted, paint primed surfaces with two coats of paint to match adjacent surfaces, except paint valves and operating accessories with two coats of gloss red enamel. Exercise care to avoid painting sprinklers. Painting of sprinkler systems above suspended ceilings and in crawl spaces is not required. Painting shall comply with Section 09

91 00, PAINTING. Any painted sprinkler shall be replaced with a new sprinkler.

O. Sprinkler System Signage: Provide rigid sprinkler system signage in accordance with NFPA 13 and NFPA 25. Sprinkler system signage shall include, but not limited to, the following:

1. Identification Signs:

a. Provide signage for each control valve, drain valve, sprinkler cabinet, and inspector’s test.

b. Provide valve tags for each operable valve. Coordinate nomenclature and identification of operable valves with COR.

Where existing nomenclature does not exist, the Tag

Identification shall include no less than the following: (FP-B-

21 13 13 - 11

F/SZ-#) Fire Protection, Building Number, Floor Number/Smoke Zone

(if applicable), and Valve Number. (E.g., FP-500-1E-001) Fire

Protection, Building 500, First Floor East, Number 001.)

2. Instruction/Information Signs:

a. Provide signage for each control valve to indicate valve function and to indicate what system is being controlled.

b. Provide signage indicating the number and location of low point drains.

3. Hydraulic Placards:

a. Provide signage indicating hydraulic design information. The placard shall include location of the design area, discharge densities, required flow and residual pressure at the base of riser, occupancy classification, hose stream allowance, flow test information, and installing contractor. Locate hydraulic placard information signs at each alarm check valve.

4. Valve Tags:

a. Valve number shall be labeled as follows: M-V-XXX-XXXXX-XXX.

1) The first letter of the valve tag refers to the building number. M refers to Main Hospital.

2) V stands for “Valve.”

3) The first grouping of XXX indicates the type of piping. Refer to 09 91 00 Painting specification for labels for different types of piping (i.e. HWH is Hot Water Heating, DC is Domestic

Cold Water, DH is Domestic Hot Water, and DR is Domestic Re-circulating Hot Water).

4) The second grouping of XXXXX indicates the room number.

5) The final grouping of XXX refers to the valve number in the room.

5. Valve lists: Typed (using a word processing program) plastic coated card(s), sized 216 mm(8-1/2 inches) by 280 mm (11 inches) showing tag number, valve function and area of control, for each service or system. Punch sheets of the valve list for a 3-ring notebook. A copy of the valve list shall be mounted in picture frames for mounting to a wall.

6. Provide detailed plan for each floor of the building indicating the location and valve number for each valve. Identify location of each

21 13 13 - 12 valve with a color coded thumb tack in ceiling. Additionally provide a hardcopy drawing and AutoCADD copy (compatible with current Fargo

VA version of CADD) of valve locations.

P. Repairs: Repair damage to the building or equipment resulting from the installation of the sprinkler system by the installer at no additional expense to the Government.

Q. Interruption of Service: There shall be no interruption of the existing sprinkler protection, water, electric, or fire alarm services without prior permission of the Contracting Officer. Contractor shall develop an interim fire protection program where interruptions involve occupied spaces. Request in writing at least three weeks prior to the planned interruption.

3.2 INSPECTION AND TEST

A. Preliminary Testing: Flush newly installed systems prior to performing hydrostatic tests in order to remove any debris which may have been left as well as ensuring piping is unobstructed. Hydrostatically test system, including the fire department connections, as specified in NFPA

13, in the presence of the Contracting Officers Representative (COR) or his designated representative. Test and flush underground water line prior to performing these hydrostatic tests.

B. Final Inspection and Testing: Subject system to tests in accordance with NFPA 13, and when all necessary corrections have been accomplished, advise COR to schedule a final inspection and test.

Connection to the fire alarm system shall have been in service for at least ten days prior to the final inspection, with adjustments made to prevent false alarms. Furnish all instruments, labor and materials required for the tests and provide the services of the installation foreman or other competent representative of the installer to perform the tests. Correct deficiencies and retest system as necessary, prior to the final acceptance. Include the operation of all features of the systems under normal operations in test

3.3 INSTRUCTIONS

A. Furnish the services of a competent instructor for not less than two hours for instructing personnel in the operation and maintenance of the system, on the dates requested by the COR.

- - - E N D - - -

05-01-15

21 30 13 - 1

SECTION 21 30 13

ELECTRIC-DRIVEN, FIRE PUMPS

PART 1 - GENERAL

1.1 DESCRIPTION

A. Installation of a new fire pump system with bypass in accordance with

NFPA 20 and NFPA 70.

1.2 RELATED WORK

A. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

B. Section 07 84 00, FIRESTOPPING.

C. Section 09 90 00, PAINTING.

D. Section 26 05 19, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES.

E. Section 28 31 00, FIRE DETECTION AND ALARM.

1.3 DESIGN CRITERIA

A. The design, materials, equipment, installation, inspection, and testing of the fire pump shall be in accordance with the required provisions of

NFPA 20 and NFPA 70.

1.4 SUBMITTALS

A. Submit as one package in accordance with Section 01 33 23, SHOP

DRAWINGS, PRODUCT DATA, AND SAMPLES. Prepare detailed working drawings that are signed by a NICET Level III or Level IV Sprinkler Technician or stamped by a Registered Professional Engineer licensed in the field of Fire Protection Engineering. As Government review is for technical adequacy only, the installer remains responsible for correcting any conflicts with other trades and building construction that arise during installation. Partial submittals will not be accepted. Material submittals shall be approved prior to the purchase or delivery to the job site. Suitably bind submittals in notebooks or binders and provide an index referencing the appropriate specification section. In addition to the hard copies, provide submittal items in Paragraphs 1.4 (A) 1 through 1.4 (A) 5 electronically in pdf format on a compact disc or as directed by the Contracting Officer’s Representative (COR). Submittals shall include, but not be limited to, the following:

1. Qualifications:

a. Provide a copy of the installing contractors fire sprinkler and state of North Dakota contractors license.

b. Provide a copy of the NICET certification for the NICET Level III or Level IV Sprinkler Technician who prepared and signed the

21 30 13 - 2 detailed working drawings unless the drawings are stamped by a

Registered Professional Engineer licensed in the field of Fire

Protection Engineering.

c. Provide documentation showing that the installer has been actively and successfully engaged in the installation of commercial automatic fire pump systems for the past 10 years.

2. Drawings: Submit detailed 1/8 inch (1:100) scale (minimum) working drawings conforming to NFPA 20. Provide drawings showing pump room configuration. Detail equipment assemblies and indicate dimensions, weights, loads, required clearances, method of field assembly, components, and location and size of each field connection. Provide wiring diagrams for connections to power, signal, and control wiring. Drawings shall include graphical scales that allow the user to determine lengths when the drawings are reduced in area.

3. Manufacturers Data Sheets: Provide data sheets for all materials and equipment proposed for use on the system. Include listing information and installation instructions in data sheets. Where data sheets describe items in addition to those proposed to be used for the system, clearly identify the proposed items on the sheet. Data sheets shall be provided for, but not limited to, the following:

a. Pipe and fittings

b. Valves

c. Pressure Gauges

d. Pipe Hangers and Supports

e. Switches

f. Fire Pump

g. Jockey Pump

h. Jockey Pump Controller

i. Test Header

j. Fire Pump Controller and Automatic Transfer Switch

k. Certified Pump Curve

l. Electric Motor

m. Flow Meter

5. Valve Charts: Provide a valve chart that identifies the location of each control valve. Coordinate nomenclature and identification of control valves with COR. Where existing nomenclature does not exist, the chart shall include no less than the following: Tag ID

21 30 13 - 3

No., Valve Size, Service (control valve, test header valve, etc.), and Location.

6. Factory Authorization of fire pump test representative: Three weeks prior to final inspection and testing, provide a copy of the necessary factory authorizations of the representative to be present at the acceptance testing. Authorizations shall include manufacturer’s representative for the fire pump, the fire pump controller and transfer switch in accordance with NFPA 20 requirements.

7. Final Document Submittals: Provide as-built drawings, testing and maintenance instructions in accordance with the requirements in

Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

Submittals shall include, but not be limited to, the following:

a. A complete set of as-built drawings showing the installed system with the specific interconnections between the system switches and the fire alarm equipment. Provide a complete set in the formats as follows. Submit items 2 and 3 below on a compact disc or as directed by the COR.

1) One full size (or size as directed by the COR printed copy).

2) One complete set in electronic pdf format.

3) One complete set in AutoCAD format or a format as directed by the COR.

b. Vertical In-Line Fire Pump Acceptance Test Form and Certificates:

Upon completion of the fire pump system, including testing and flushing, provide a copy of a completed Vertical In-Line Fire

Pump Acceptance Test Form and all Contractor’s Material and Test

Certificates as indicated in NFPA 20. The graph included on the

Vertical In-Line Fire Pump Acceptance Test Form shall be annotated to show 1) the water supply available, 2) the manufacturer’s certified pump curve, 3) the acceptance test curve, and 4) a curve showing the water supply and acceptance test curve combined.

c. Operating and Maintenance Manuals that include step-by-step procedures required for system startup, operation, shutdown, and routine maintenance and testing. The manuals shall include the manufacturer's name, model number, parts list, and tools that should be kept in stock by the owner for routine maintenance, including the name of a local supplier, simplified wiring and

21 30 13 - 4 controls diagrams, troubleshooting guide, and recommended service organization, including address and telephone number, for each item of equipment.

d. One paper copy of the Vertical In-Line Fire Pump Acceptance Test

Form, including the graph identified in 7(b) above, the

Contractor’s Material and Test Certificates and the Operating and

Maintenance Manuals above shall be provided in a binder. In addition, these materials shall be provided in pdf format on a compact disc or as directed by the COR.

e. Provide one additional copy of the Operating and Maintenance

Manual covering the system in a flexible protective cover and mount in an accessible location adjacent to the fire pump controller.

1.5 QUALITY ASSURANCE

A. Installer Reliability: The installer shall possess a valid State of

North Dakota fire sprinkler and contractor's license. The installer shall have been actively and successfully engaged in the installation of commercial automatic fire pumps for the past ten years.

B. Materials and Equipment: All equipment and devices shall be of a make and type listed by UL or approved by FM, or other nationally recognized testing laboratory for the specific purpose for which it is used. All materials, devices, and equipment shall be approved by the VA. All materials and equipment shall be free from defect. All materials and equipment shall be new unless specifically indicated otherwise on the contract drawings.

1.6 APPLICABLE PUBLICATIONS

A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only.

B. National Fire Protection Association (NFPA):

13-2019.................Installation of Sprinkler Systems

20-2019 ................Installation of Vertical In-Line Fire Pumps

70-2020.................National Electrical Code

101-2021 ...............Life Safety Code

170-2019................Fire Safety Symbols

C. Underwriters Laboratories, Inc. (UL):

2019....................Fire Protection Equipment Directory

D. Factory Mutual Engineering Corporation (FM):

21 30 13 - 5

2015................... Approval Guide

E. National Electrical Manufacturers Association:

2020................... Enclosures for Electrical Equipment

PART 2 PRODUCTS

2.1 GENERAL

A. Fire pump systems shall be in accordance with NFPA 20.

2.2 PIPING & FITTINGS

A. General:

1. Piping and fittings for the fire pump systems shall be in accordance with NFPA 20.

B. Piping:

1. Piping Sizes 2 ½ inches (65 mm) through 6 inches (150 mm) shall be black steel Schedule 40 piping. Steel pipe shall be joined by means of flanges welded to the pipe or mechanical grooved joints only.

2. Piping Sizes 8 inches (200 mm) and larger shall be black steel

Schedule 30. Steel pipe shall be joined by means of flanges welded to the pipe or mechanical grooved joints only.

C. Fittings:

1. Fittings, mechanical couplings, and rubber gaskets shall be of the same manufacturer.

2.3 VALVES

A. General:

1. Valves shall be in accordance with NFPA 20.

B. Control Valves:

1. Outside Screw & Yoke Valves (OS&Y)

a. The OS&Y valve shall be of cast iron construction.

2. Butterfly Valves

a. Butterfly valves shall not be installed in any location on the suction side of the fire pump.

b. The butterfly valve shall be of cast iron construction.

c. The valve tamper switch is permitted to be integral to the butterfly valve.

C. Automatic Air-Relief Valve

1. The automatic air-relief valve shall be discharged to the atmosphere.

D. Circulation Relief Valve

1. The circulation relief valve shall be of brass construction and be spring loaded.

21 30 13 - 6

2. The circulation relief valve shall be adjustable.

3. The circulation relief valve shall discharge to the atmosphere and not be recirculated to the suction side of the fire pump.

E. Check Valve:

1. Shall be of the swing type with a flanged cast iron body and flanged inspection plate.

F. Automatic Ball Drips: Cast brass 3/4 inch (19 mm) in-line automatic ball drip with both ends threaded with iron pipe threads.

2.4 FIRE PUMP

A. General:

1. The fire pump shall be electric motor driven. The pump shall have a capacity of 300 gpm) with a rated net pressure of 50 psi. The fire pump shall furnish not less than 150% of the rated flow capacity at not less than 65% of rated net pressure.

2. The fire pump shall be vertical in-line fire pump from Armstrong or equivalent.

3. The fire pump shall be automatic start and manual stop. The fire pump shall start automatically at 10 psi (69 kPa) below jockey pump start pressure.

4. The fire pump shall be 208 Volts, 3 phase at 60 Hertz.

B. Electric Motor Driver

1. The electric motor driver and fire pump controller shall be fully compatible.

2. The electric motor driver shall be rated 15- 25 horsepower and 3450 rpm.

2.5 FIRE PUMP CONTROLLER

A. The fire pump controller shall be an automatic across the line wye-delta, open circuit transition. The controller shall be completely wired, ready for field connections, and be mounted in a NEMA 2 enclosure.

B. Limited-service controllers are not permitted.

C. Provide a minimum run timer to prevent short cycling.

D. The fire pump controller shall be provided with digital readouts of the voltage of each phase, amperage of each phase, and frequency.

E. The fire pump controller shall monitor isolation switch open on secondary source, secondary source operation, fire pump running, loss of phase or line power, and phase reversal. Alarms shall be

21 30 13 - 7 individually displayed on the front of the fire pump controller by lighting of visual lamps. The fire pump controller shall be equipped with terminals for remote monitoring of secondary power operation, pump running, loss of power, and phase reversal.

F. The fire pump controller shall be provided with voltage surge arrestors installed in accordance with NFPA 20.

G. The fire pump controller shall be equipped with an USB port for information download. The controller shall be provided with a minimum

3,000 events recorder.

2.6 AUTOMATIC TRANSFER SWITCH

A. Automatic transfer switch shall be factory assembled and packaged as a unit with the fire pump controller.

2.7 PRESSURE SENSING LINE

A. The fire pump controller and jockey pump controller shall be provided with completely separate pressure sensing lines in accordance with NFPA

20.

2.8 JOCKEY PUMP

A. The jockey pump shall be an electric motor driven vertical in-line shaft type.

B. The jockey pump flow shall be rated a minimum of 60 gpm (3.8 L/s).

C. Pressure provided by the jockey pump shall be in accordance with NFPA

20.

D. OS&Y valves shall be provided on the supply and discharge side of the jockey pump.

2.9 JOCKEY PUMP CONTROLLER

A. Jockey pump controller shall be arranged for automatic and manual starting and stopping. The jockey pump shall be equipped with a bourbon tube pressure switch or solid state pressure switch with independent high and low adjustments for automatic stopping and starting.

B. The controller shall be equipped with a “manual-off-automatic” switch.

The controller shall be factory assembled and pre-wired, and ready for field connections, and be mounted in a NEMA 2 enclosure.

C. No minimum run timer is allowed.

2.10 TEST HEADER

A. The body of the test header shall be a flush type and constructed of brass or ductile iron.

21 30 13 - 8

B. The finish of the test header finish plate shall be chrome plated or polished brass.

C. The number of valves shall be in accordance with NFPA 20.

D. Provide a cap and chain for each valve.

E. The test header shall be piped directly to the exterior through a straight-type header.

F. An automatic ball drip valve shall be provided at the low point of the test header between the test header and check valve.

2.11 FLOW METER

A. The flow meter shall be a venturi-type.

B. Provide a meter throttle valve and meter control valves. The throttle valve and control valves shall be OS&Y valves.

C. The flow meter shall be suitable for flow between 50% and 175% of the rated pump capacity.

D. Arrange piping to permit flow meter to discharge to pump suction and to discharge through test header.

E. Provide a circulation relief valve between the flow meter and the reconnection to the suction piping.

F. Provide calibrated gauges on the inlet and outlet of the flow meter.

G. Provide a laminated flow chart to convert the flow meter’s velocity pressure reading into gpm flow rate. The flow chart shall be affixed by metal chain to the pipe adjacent to the flow meter

2.12 IDENTIFICATION SIGNS

A. Valves: Rigid, steel or aluminum signs with white lettering on a red background with holes for easy attachment. Identification signs shall be attached to the valve or piping with chain.

B. Pipe: Pretensioned pipe labels consisting of pre-coiled, semi-rigid plastic formed to cover the full circumference of pipe and attach to pipe without fasteners or adhesive. Labels shall be red background with white letters, with the words “Fire Protection”. Labels shall be provided at a maximum interval of 20 feet (6.1 m) of pipe length.

2.13 SWITCHES

A. Contain in a weatherproof die cast/red baked enamel, oil resistant, aluminum housing with tamper resistant screws, 1/2 inch (13 mm) conduit entrance and necessary facilities for attachment to the valves. Provide two SPDT switches rated at 2.5 amps at 24 VDC.

2.14 GAUGES

A. Provide gauges as required by NFPA 20.

21 30 13 - 9

B. The gauges shall be liquid filled. Provide gauges where the normal pressure of the system is at the midrange of the gauge.

2.15 PIPE HANGERS, SUPPORTS, AND RESTRAINT OF SYSTEM PIPING

A. Pipe hangers, supports, and restraint of system piping shall be in accordance with NFPA 13 and NFPA 20.

2.16 WALL, FLOOR AND CEILING PLATES

A. Provide chrome plated steel escutcheon plates.

2.17 PUMP BASE PLATE AND PAD

A. The pump pad shall be provided with a common base plate for the pump and motor.

B. Construct the base plate of cast iron with a raised lip tapped for drainage or welded steel shapes with suitable drainage.

C. Each base plate shall have a 1 inch (25 mm) steel drain line piped to the nearest floor drain.

D. Mount pump units and bases on a raised reinforced concrete pad that is an integral part of the reinforced concrete floor.

2.18 VALVE TAGS

A. Valve Tags and Lists:

1. Provide for all valves.

2. Valve tags: Engraved black filled numbers and letters not less than

13 mm (1/2-inch) high for number designation, and not less than 6.4 mm(1/4-inch) for service designation on 19 gage 38 mm (1-1/2 inches) round brass disc, attached with brass "S" hook or brass chain.

Coordinate the valve tags with the Shops Foreman prior to installation for compliance.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Installation shall be accomplished by the licensed contractor. Provide a qualified technician, experienced in the installation and operation of the type of system being installed, to supervise the installation and testing of the system.

B. Installation of Piping: Accurately cut pipe to measurements established by the installer and work into place without springing or forcing.

Piping shall not obstruct the minimum means of egress clearances required by NFPA 101. Pipe hangers, supports, and restraint of system piping, shall be installed in accordance with NFPA 13 and NFPA 20.

C. Welding: Conform to the requirements and recommendations of NFPA 13.

21 30 13 - 10

D. Drains: Install drains where necessary and required by NFPA 20. Drain piping shall be routed to properly discharge over floor drains or to site cones attached to floor drains. Such floor drains shall be of adequate size to readily accept the discharge from each drain under full flow and maximum pressure conditions. Drain piping shall also be allowed to be routed to the outside of the building, provided its discharge will not negatively impact the exterior conditions. Do not provide a direct drain connection to sewer system.

E. Supervisory Switches: Provide supervisory switches for control valves, including the test header control valve.

F. Provide escutcheon plates for exposed piping passing through walls, floors, or ceilings.

G. Sleeves: Provide for pipes passing through masonry or concrete. Provide space between the pipe and the sleeve in accordance with NFPA 13. Seal this space with a UL Listed through penetration fire stop material in accordance with Section 07 84 00, FIRESTOPPING. Where core drilling is used in lieu of sleeves, also seal space around penetrations. Seal penetrations of walls, floors and ceilings of other types of construction, in accordance with Section 07 84 00, FIRESTOPPING.

H. For the fire pump test header, provide the symbolic sign given in NFPA

170 and locate 8 to 10 feet (2400 to 3000 mm) above the header location. Size the sign to 18 by 18 inches (450 by 450 mm) with the symbol being at least 14 by 14 inches (350 by 350 mm).

I. Firestopping shall be provided for all penetrations of fire resistance rated construction. Firestopping shall comply with Section 07 84 00, FIRESTOPPING.

J. Securely attach identification signs to control valves, test header, pump suction, pump discharge, and bypass valves.

K. Securely attach valve tags to each control valve.

1. Valve tags:

a. Valve number shall be labeled as follows: M-V-XXX-XXXXX-XXX.

1) The first letter of the valve tag refers to the building number. M refers to Main Hospital.

2) V stands for “Valve.”

3) The first grouping of XXX indicates the type of piping. Refer to 09 91 00 Painting specification for labels for different types of piping (i.e. HWH is Hot Water Heating, DC is Domestic

21 30 13 - 11

Cold Water, DH is Domestic Hot Water, and DR is Domestic Re-circulating Hot Water).

4) The second grouping of XXXXX indicates the room number.

5) The final grouping of XXX refers to the valve number in the room.

2. Valve lists: Typed (using a word processing program) plastic coated card(s), sized 216 mm(8-1/2 inches) by 280 mm (11 inches) showing tag number, valve function and area of control, for each service or system. Punch sheets of the valve list for a 3-ring notebook. A copy of the valve list shall be mounted in picture frames for mounting to a wall.

3. Provide detailed plan for each floor of the building indicating the location and valve number for each valve. Identify location of each valve with a color coded thumb tack in ceiling. Additionally provide a hardcopy drawing and AutoCADD copy (compatible with current Fargo

VA version of CADD) of valve locations.

L. Repairs: Repair damage to the building or equipment resulting from the installation of the fire pump system by the installer at no additional expense to the Government.

M. Interruption of Service: There shall be no interruption of the existing sprinkler protection, water, electric, or fire alarm services without prior permission of the COR. Contractor shall develop an interim fire protection program where interruptions involve occupied spaces. Request in writing at least one week prior to the planned interruption.

N. The fire pump controller shall be located as close as practical and within site of the fire pump motor.

O. Painting of Pipe: Pipe shall be painted. Paint primed surfaces with two coats of gloss red enamel. Exercise care to avoid painting sprinklers. Painting of sprinkler systems above suspended ceilings and in crawl spaces is not required. Painting shall comply with Section 09

90 00, PAINTING.

P. All fire pump alarm and signals required by NFPA 20 for remote monitoring shall be supervised by the fire alarm system, including isolation switch open on secondary source, secondary source operation, fire pump running, loss of phase or line power, and phase reversal in accordance with Section 28 31 00, FIRE DETECTION AND ALARM. Isolation switch open on secondary source, secondary source operation, fire pump

21 30 13 - 12 running, loss of phase or line power, and phase reversal shall be supervisory fire alarm signals.

Q. The electric drive for pumps shall comply with the requirements of NFPA

20 and NFPA 70 and be in accordance with Section 26 05 19, LOW VOLTAGE

ELECTRICAL POWER CONDUCTORS AND CABLES. The fire pump supply conductors shall be protected in accordance with NFPA 70.

3.2 INSPECTION AND TEST

A. Preliminary Inspection and Testing: Subject system to all inspections and tests in accordance with NFPA 20. When all necessary corrections have been accomplished, advise COR to schedule a final acceptance inspection and test. Flushing and hydrostatic testing and fire alarm monitoring of fire pump controller alarms and signals shall be witnessed by the COR or his designated representative.

B. Final Acceptance Inspection and Testing: Perform in accordance with

NFPA 20 in the presence of the COR or his designated representative.

Furnish all labor and materials as required by NFPA 20 for the final acceptance test, including verification of fire alarm system monitoring of fire pump controller alarm and signals. The final acceptance test will not be conducted unless the required test equipment and equipment manufacturers or the equipment authorized representatives are present

C. Gauges used for preliminary testing and final inspection and testing shall have been calibrated by an accredited laboratory within one year of the testing. Date of latest calibration shall be listed on the pressure gauge.

3.3 INSTRUCTIONS

A. Furnish the services of a factory trained instructor for not less than two hours for instructing personnel in the operation and maintenance of the system, on the dates requested by the COR.

- - - E N D - - -

09-01-20

22 05 11 - 1

SECTION 22 05 11

COMMON WORK RESULTS FOR PLUMBING

PART 1 - GENERAL

1.1 DESCRIPTION

A. The requirements of this Section shall apply to all sections of

Division 22.

B. Definitions:

1. Exposed: Piping and equipment exposed to view in finished rooms.

2. Exterior: Piping and equipment exposed to weather be it temperature, humidity, precipitation, wind, or solar radiation.

C. Abbreviations/Acronyms:

1. ABS: Acrylonitrile Butadiene Styrene

2. AC: Alternating Current

3. ACR: Air Conditioning and Refrigeration

4. A/E: Architect/Engineer

5. AFF: Above Finish Floor

6. AFG: Above Finish Grade

7. AI: Analog Input

8. AISI: American Iron and Steel Institute

9. AO: Analog Output

10. ASHRAE: American Society of Heating Refrigeration, Air Conditioning

Engineers

11. ASJ: All Service Jacket

12. ASME: American Society of Mechanical Engineers

13. ASPE: American Society of Plumbing Engineers

14. AWG: American Wire Gauge

15. BACnet: Building Automation and Control Network

16. BAg: Silver-Copper-Zinc Brazing Alloy

17. BAS: Building Automation System

18. BCuP: Silver-Copper-Phosphorus Brazing Alloy

19. bhp: Brake Horsepower

20. Btu: British Thermal Unit

21. Btu/h: British Thermal Unit per Hour

22. BSG: Borosilicate Glass Pipe

23. C: Celsius

24. CA: Compressed Air

25. CD: Compact Disk

22 05 11 - 2

26. CDA: Copper Development Association

27. CGA: Compressed Gas Association

28. CFM: Cubic Feet per Minute

29. CI: Cast Iron

30. CLR: Color

31. CO: Contracting Officer

32. COR: Contracting Officer’s Representative

33. CPVC: Chlorinated Polyvinyl Chloride

34. CR: Chloroprene

35. CRS: Corrosion Resistant Steel

36. CWP: Cold Working Pressure

37. CxA: Commissioning Agent

38. dB: Decibels

39. dB(A): Decibels (A weighted)

40. DCW: Domestic Cold Water

41. DDC: Direct Digital Control

42. DFU: Drainage Fixture Units

43. DHW: Domestic Hot Water

44. DHWR: Domestic Hot Water Return

45. DHWS: Domestic How Water Supply

46. DI: Digital Input

47. DI: Deionized Water

48. DISS: Diameter Index Safety System

49. DN: Diameter Nominal

50. DO: Digital Output

51. DOE: Department of Energy

52. DVD: Digital Video Disc

53. DWG: Drawing

54. DWH: Domestic Water Heater

55. DWS: Domestic Water Supply

56. DWV: Drainage, Waste and Vent

57. ECC: Engineering Control Center

58. EL: Elevation

59. EMCS: Energy Monitoring and Control System

60. EPA: Environmental Protection Agency

61. EPACT: Energy Policy Act

22 05 11 - 3

62. EPDM: Ethylene Propylene Diene Monomer

63. EPT: Ethylene Propylene Terpolymer

64. ETO: Ethylene Oxide

65. F: Fahrenheit

66. FAR: Federal Acquisition Regulations

67. FD: Floor Drain

68. FDC: Fire Department (Hose) Connection

69. FED: Federal

70. FG: Fiberglass

71. FNPT: Female National Pipe Thread

72. FOR: Fuel Oil Return

73. FOS: Fuel Oil Supply

74. FOV: Fuel Oil Vent

75. FPM: Fluoroelastomer Polymer

76. FSK: Foil-Scrim-Kraft Facing

77. FSS: VA Construction & Facilities Management, Facility Standards

Service

78. FU: Fixture Units

79. GAL: Gallon

80. GCO: Grade Cleanouts

81. GPD: Gallons per Day

82. GPH: Gallons per Hour

83. GPM: Gallons per Minute

84. HDPE: High Density Polyethylene

85. HEFP: Healthcare Environment and Facilities Program…