210000 Fire Supression REV.pdf

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 1

FLATWOODS JOB CORPS CCC FIRE SUPRESSION MATERIALS AND METHODS

SECTION 210000

FIRE SUPRESSION MATERIALS AND METHODS

PART 1 GENERAL

1 .1 DESCRIPTION

A. The work of this section consists of furnishing and installing components for existing automatic wet pipe fire sprinkler systems, including components for an antifreeze protected system.

1 .2 RELATED WORK

A. Fire detection and alarm system – Section283111.

1 .3 QUALITY ASSURANCE

A. All work shall meet requirements of NFPA 13 and NFPA 25, latest editions.

B. Other standards: meet latest editions, unless stated otherwise.

C. Devices and equipment shall be UL listed or FM approved.

D. Design and calculations shall be performed by a NICET Level III or IV Technician, Registered Fire Protection Engineer, or Registered Professional Engineer with experience in fire protection systems design.

E. Installer shall be regularly engaged in installation of automatic fire sprinkler systems and employ workmen experienced and skilled in this trade.

F. Maintain a copy of NFPA 13, latest edition. on site for reference.

1 .4 SYSTEM DESCRIPTIONS

A. Education/Theatre: NFPA13 wet system.

B. Female Dorm: 2- NFPA13 wet anti-freeze systems. Existing solutions are too concentrated.

1. System 1 (Serves A & D wings – First Floor)

a. Specific gravity: 55%

b. Protection Level: -33 Deg F.

2. System 2 (Serves B & C wings – Second Floor)

a. Specific gravity: 12% lcarroll Text Box Mod to add sprinkler pipe inspection at female Dorm L.Carroll, 23april2021 lcarroll Rectangle

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 2

b. Protection Level: +25 Deg F.

1 .5 SUBMITTALS

A. As specified in “Submittals” paragraph in Division 1 Section” General Requirements”.

B. Manufacturer's literature for the following:

1. Pipe and fittings.

2. Fire department connection.

3. Double Check Valve Backflow preventer.

4. Waterflow Alarm Valve.

5. Drain valve.

6. Check valve.

7. Sprinklers.

8. Eschutcheons.

9. Pressure gauges.

10. Signage.

11. Antifreeze, drain valves, and filling cup/connection.

12. Expansion tank for antifreeze system.

C. Sample of each type and finish of sprinkler and escutcheon plate to be installed

D. Calculations: Submit calculations for antifreeze concentration.

E. Internal and Obstruction Investigation Reports.

F. Proposed outline of required demonstration and training.

1 .6 CLOSEOUT SUBMITTALS

A. As specified in “Closeout” paragraph in Division 1 Section “General Requirements”.

B. Operation and maintenance data are required in Division 1 Section “General Requirements”:

1. Manufacturer’s operation and maintenance data for the following:

a. Fire department connection.

b. Sprinklers.

c. Waterflow Alarm Valve.

d. Drain valve.

e. Check Valve.

f. Valve supervisor.

g. Double Check Backflow preventer.

h. Pressure gauges

i. Antifreeze and fill cup.

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 3

j. Expansion tank.

C. Valve schedule for all sprinkler system control and drain valves. For each valve, list valve designation number, valve type, size, location, and function.

D. Contractor's Material and Test Certificates similar to those in NFPA 13.

E. Backflow preventer state certification test.

F. Set of final as-built sprinkler system drawings.

PART 2 PRODUCTS

2 .1 ABOVEGROUND PIPE AND FITTINGS

A. General: Designed for 175 psi working pressure. Mark each length of pipe with applicable ASTM standard and manufacturer's identification.

B. Copper Pipe: ASTM B88-96, Type L, hard drawn temper.

1. Fittings:

a. ASME B16.22-95, wrought copper and ASME B16.18-84 cast copper alloy;

soldered connections.

b. Grooved Couplings and Mechanical Fittings: UL 213-93, AWWA C606-87, ASTM A536-84 ductile iron or ASTM A47-90 malleable iron, with enamel finish and grooves or shoulders designed to accept grooved couplings.

Synthetic-rubber gasket with central-cavity, pressure-responsive design, and ASTM A183-83 carbon-steel bolts and nuts. Coupling housing design shall be such that entire housing is isolated from the system to prevent galvanic action.

2. Joints: ASTM B32-96, solder metal, 95-5 tin-antimony, alloy grade Sb5.

3. Fluxes: ASTM B813-93, liquid or paste type.

C. Valves shall be UL listed or FM approved for fire sprinkler systems.

D. Gate Valves: Indicating type with indentation in valve stem for monitor switch.

1. 2-Inch and Smaller: UL 262-94, 175-pound non-shock WWP, cast-bronze, threaded ends, solid wedge, outside screw and yoke, rising stem.

2. 2-1/2-Inch and Larger: UL 262-94, 200-pound non-shock WWP, iron body, resilient wedge, epoxy coated interior and exterior, outside screw and yoke, rising stem. Provide replaceable bronze wedge facing rings and flanged ends.

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 4

E. Ball Valves, 2-inch and Smaller: 175-pound WWP, two-piece bronze body, full port, chrome plated ball, reinforced TFE seats and stem seal, blowout-proof stem, threaded ends. UL listed and FM approved for trim and drain use.

F. Check Valves:

1. Swing:

a. 2-Inch and Smaller: 200-pound non-shock, WWP, bronze body, screwed bonnet, regrinding type, renewable disc, with threaded connections.

b. 2-1/2-Inch and Larger: UL 312-93, 175-pound non-shock, WWP, iron body and bolted bonnet, horizontal swing, renewable seat and disc, bronze or cast-iron disc with bronze disc ring and flanged ends.

2. Wafer, 2-1/2-Inch and Larger: UL 213-93, 175-pound non-shock, WWP, iron body, double spring-loaded bronze alloy discs, resilient seal, stainless-steel spring and hinge pin.

2 .2 ALARM CHECK VALVE

A. Straight flow design, UL listed and FM approved high pressure check type valve with grooved seat design for use in wet pipe systems. Listed and approved for installation in the vertical or horizontal position. Cast iron valve with bronze seat and galvanized trim.

Rated working pressure of 300 psi and factory hydrostatic tested at 600 psi. Provide with alarm valve trim for variable pressure closed drain, including external bypass and retard chamber to prevent false water flow alarms. Include alarm valve trim, non-silenceable alarm connection for the water flow pressure switch and be configured to cause the clapper to open when testing alarm line devices.

2 .3 WATER FLOW ALARM

A. Vane type waterflow switch, UL listed and FM approved for wet systems. Unit contains two single pole, double throw, snap action switches and an adjustable, retard chamber.

Die-cast cover held in place by tamper-resistant screws. Switches are activated when flow of 10 gallons per minute or more occurs. Model VSR by Potter Electric Signal Company, or equal.

2 .4 BACKFLOW PREVENTER

A. Vertical Type: ASSE 1015, FM approved, double-check backflow preventer, stainless steel body, thermoplastic and stainless steel check valves, utilizing a single torsion spring design to minimize pressure drop through the assembly, compact construction for use in small installations, main assembly consists of two independently operating torsion spring check assemblies, two resilient seated isolation valves, and four ball vales type test cocks.

for installation in either vertical or horizontal position, Watts Series 774 or equal.

2 .5 VALVE SUPERVISION

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 5

A. UL 753, electrical-supervision type, SPDT contacts, designed to signal supervised valve in other than full open position. Weatherproof switch housing and cover with tamper-resistant screws. Model PCVS by Potter Electric Signal Company, or equal.

2 .6 ALARM PRESSURE SWITCH

A. UL 753-95 and FM approved, electrical-supervision type, SPDT contacts, designed for detection of waterflow conditions. Switch shall have 1/2-inch NPT connection and be field adjustable to operate between 4 psi and 20 psi. Weatherproof switch housing and cover with tamper-resistant screws. Model PS10A by Potter Electric Signal Company, St.

Louis, MO, or approved equal.

2 .7 SPRINKLERS

A. UL 199, automatic sprinklers with nominal 1/2-inch orifice for "ordinary" temperature classification, except where higher temperature heads are required or shown.

B. Sprinklers: Match existing sprinklers, using same type, coverage, K-Factor, temperature rating, RTI, and orifice of the ones already installed in the space.

2 .8 PIPE SUPPORTS

A. Size in accordance with NFPA 13.

2 .9 PIPE SLEEVES

A. Sleeves in Masonry and Concrete Walls, Floors, and Roofs: ASTM A53-96, Schedule 40, or standard weight, zinc-coated steel.

B. Sleeves in Partitions, Walls, Floors, and Roofs Other Than Masonry and Concrete: Zinc-coated steel sheet having a nominal weight of not less than 0.90 pound per square foot.

2 .10 PRESSURE GAUGES

A. 3-1/2-inch dial type, with maximum limit not less than twice the normal working pressure.

2 .11 FIRE DEPARTMENT CONNECTION

A. Single Inlet Connection: UL 405, flush-wall type, rough or polished brass body, straight, with 2-1/2-inch by 3-inch connection with threads matching local fire district equipment, bronze escutcheon plate identified with "Auto-Spkr,” swivel plug, and chain. Guardian Fire Equipment, Inc., 6000 Series, or equal.

2 .12 IDENTIFICATION

A. Two-inch, engraved anodized aluminum or engraved plastic, pre-punched to receive a chain. Provide nonferrous chain or drive screws for attachment.

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 6

B. Signs: Red and white signs of baked porcelain enamel. Signs shall have corner holes or slots for attachment.

2 .13 INSPECTOR'S TEST CONNECTION

A. Accessible test connection valve and orifice, equal in size to smallest sprinkler installed.

2 .14 ESCUTCHEON PLATES

A. One-piece or split-hinge metal plates for sprinkler piping passing through floors, walls, and ceilings in exposed areas. Provide chromium-plated finish.

2 .15 ANTIFREEZE

A. UL listed, Pre-mixed anti-freeze solution with adequate concentration, compatible with the existing system components and piping to prevent the fire sprinkler piping from freezing, Tyco, or equal.

2 .16 ANTIFREEZE FILL CUP

A. Cast iron, with female pipe connection, cup diameter of 3.75 inches.

2 .17 EXPANSION TANK

A. ASME approved, 175 psig working pressure, steel shell, high-performance rubber diaphragm, polypropylene liner, stainless steel system connection, Schrader air vale with EPDM seats, Factory pre-charge of 25 psig, with FPT red finish, in line, AMTROL model FPT-12C or equal.

2 .18 SEALANT

A. UL 1479 and ASTM E119, water-based, intumescent sealant, impervious to water when dry, colored red, and classified for up to 3 hours. SpecSeal Sealant by Specified Technologies Inc., or equal.

2 .19 ELECTRICAL WORK

A. Provide control wiring, including connections to fire alarm systems, in accordance with NFPA 70-(NEC), and NFPA 72. Use Electrical metallic tubing in dry locations not subject to mechanical damage; provide rigid metal conduit in all other locations. All voltages shall be compatible with fire alarm system. Coordinate electrical work with Division 28.

PART 3 EXECUTION

3 .1 INTERNAL AND OBSTRUCTION INVESTIGATION REPORTS.

A. Provide reports on the findings during the inspections. Reports to be 8 ½ x 11 in size, furnished to the Government in both Word and PDF format, transferred electronically either via email or file transfer site.

lcarroll Polygon

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 7

3 .2 PIPING AND SPRINKLERS, GENERAL

A. Piping and sprinkler layouts shown on the drawings are schematic and intended to be used for bidding purposes only. Field verify exact pipe routing and quantities of sprinklers required to suit actual conditions in the building. Coordinate sprinkler piping with work of other trades. Locations for duct work, plumbing, electrical work, and lighting fixtures shall take precedence over space for sprinkler piping and heads.

B. Install sprinklers in suspended ceilings in center of acoustical panels and tiles.

C. Conceal piping except in mechanical areas, attics, crawl spaces, and storage spaces.

D. Install piping straight and true to bear evenly on hangers. Pitch lines at 1/2 inch in 10 feet and cross headers and mains at 1/4 inch in 10 feet.

E. Maintain maximum possible headroom in areas where piping is exposed.

F. Provide sway bracing and flexible joints in accordance with NFPA 13.

G. Ream cut pipe ends to the full pipe diameter.

H. Screwed Connections: Use true taper full V-threads.

3 .3 COPPER PIPE

A. Construct solder joints according to ASTM B828 and CDA Copper Tube Handbook.

B. Fabricate mechanically formed outlet joints according to manufacturer's recommendations.

C. Joints to be soldered in place shall be accessible for proper preparation, assembly, heating, cooling, cleaning, and inspection.

D. Clean the outside of all joints after soldering. Remove any residue and visually inspect each joint.

3 .4 FIRE SAFEGUARDS

A. Safeguard in accordance with NFPA 51B.

B. Hot work within the building shall be only be performed in areas where it is not feasible to join pipe outside the building and that the work can safely be performed. Cease soldering operations 1/2 hour prior to the close of that day's work.

C. Remove all combustible materials from the work area or cover with an approved flame shield tarpaulin before performing any hot operation.

D. Post a dedicated fire watch for each hot operation. Provide a dedicated fire extinguisher for the duration of the work operation and for 30 minutes after the operation has ceased.

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 8

3 .5 VALVE SUPERVISION

A. Monitor all water supply shutoff valves in open position with valve supervisor. Connect alarms to existing fire alarm panel.

3 .6 PIPE SUPPORTS

A. Install hangers in accordance with NFPA 13. Use rod hangers on exposed piping; wire U-hook and similar hangers will be permitted only on concealed piping. Use copper or plastic-coated hangers to support copper pipe.

3 .7 PIPE SLEEVES

A. Install where piping passes through walls, floors, roofs, and partitions. Sleeves shall pass through entire thickness of walls, floors, roofs, and partitions and be secured. Provide not less than 1/4 inch space between exterior of piping or pipe insulation and interior of sleeve.

Firmly pack space with insulation and seal at both ends of sleeve. Seal annular space with fire sealant where sleeves pass through fire rated assemblies. Extend sleeves in floor slabs 3 inches above finished floor.

3 .8 ESCUTCHEON PLATES

A. Install escutcheon plates at all exposed pipe penetrations other than attics, crawlspaces, or normally inaccessible spaces. Securely anchor plates in place with set screws or other approved means.

3 .9 DRAINS

A. Install sprinkler branches and piping to drain to main drain on supply riser. Route drain to outside, sized in accordance with NFPA 13. Arrange sprinkler system to require a minimum number of low point drains. Provide auxiliary drains as required by NFPA 13-

96. Provide plugged tee outlet at outer end of each branch line for flushing and draining.

Install ball valves on drain lines.

3 .10 INSPECTOR'S TEST CONNECTION

A. Install test connection with 1-inch pipe and unsupervised gate valve. Locate valve within five feet of floor. Connect inspector's test to the most remote part of the sprinkler system with the discharge routed to the outside. Install concrete splash block at discharge location.

3 .11 FIRE DEPARTMENT CONNECTION

A. Mount in locations as called for on the drawings. Route drain from ball drip to floor drain.

3 .12 TESTING

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 9

A. Notify Contracting Officer at least five days before testing. Test, in the Contracting Officer's presence, in accordance with NFPA 13. Repeat test procedure until results listed are obtained.

B. Hydrostatic Test: Hydrostatically test all new components, including fire department connections, to not less than 200 psi for 2 hours. Read test pressure from gauge located at low point of system.

C. Leaks in Piping: Correct immediately.

1. On threaded piping, tighten joints. If necessary, dismantle and replace section.

Caulking, peening, or stop-leak compounds will not be permitted.

2. On plastic pipe fittings, cut out and discard fitting. Install new section using couplings or unions.

D. Backflow Preventer: Test in accordance with state requirements by certified tester.

3 .13 FINISHES

A. Repair, seal, and coat exposed threads, wrench marks, and abrasions on galvanized or protected steel pipe and fittings. Clean dirt and debris from sprinklers. Replace sprinklers with paint other than factory finish with new sprinklers.

3 .14 INSTRUCTION CHARTS

A. Modify existing charts to include operation of new components added to existing systems, including recommended frequency of maintenance and testing of new components.

3 .15 IDENTIFICATION

A. Valves: Identify and label alarm test valve and indicating control valves. Attach caution signs to all valves controlling water to sprinkler system in accordance with NFPA 13.

B. Antifreeze Placard: Install a placard on the antifreeze system main vale indicating manufacture type and brand or antifreeze solution, concentration used, and volume used.

3 .16 DEMONSTRATION AND TRAINING

A. Provide 2 hours of instruction to Government personnel. Include instruction on locating valves and drains, and maintenance and testing procedures.

MISCELLANEOUS BUILDING LIFE SAFETY REHAB 210000 – 10

END OF SECTION