final bid specs 09328.pdf - Freese and Nichols, Inc.

1.05 JOB CONDITIONS
A. The fire protection system piping shall include the piping, all valves, piping, hangers, and
other necessary appurtenances for a complete and operable piping system.
2.00 PRODUCTS
2.01 PIPE AND FITTINGS
A. Pipe Fittings above Grade
1. Ferrous Pipe (welded and seamless)
a. Black steel pipe (for fire protection use) (ASTM A795, ANSI/ASTM A53), wrought
steel pipe (ANSI B36.10M), electric resistance welded pipe (ASTM A135); rolled
grooved steel pipe (ASTM A135 or A53).
b. Ferrous fittings, cast-iron threaded, Class 125 (ANSI B16.4) cast-iron flanged
(ANSI B16.1); malleable iron threaded fittings (Class 125) (ANSI B16.3); factory
wrought steel, buttweld (ANSI B16.9), (ANSI B16.25); forged steel, socket
welded or threaded (ANSI B16.11); rigid radius grooved systems (AWWA C606)
250 psig.
2. Copper Pipe and Tube (drawn, seamless)
a. Seamless, (ASTM B75/B88); wrought seamless copper and copper alloy tube
(ASTM B251) brazed joints (AWS A5.8 Class BCuP-3 or BCuP-4. Solder metal
95-5 tin antimony, grade 95 TA (ASTM B32.
b. Copper fittings; wrought copper and bronze solder-joint pressure fittings (ANSI
B16.22); cast bronze solder-joint pressure fittings (ANSI B16.18).
2.02 VALVES, GENERAL PURPOSE
A. Gate Valves
1. Above ground valves; 2-1/2" and larger, cast-iron, rising stem, outside screw and yoke,
175 psig (ASTM A126, Class B), one piece yoke bonnet, bronze yoke bushings, solid
wedge discs, bronze for 3-1/2" and smaller valves, cast-iron with bronze disc ring above
3-1/2" pipe size, flanged 2" and smaller, bronze body, rising stem, outside screw and
yoke, 175 psig, threaded outlet (ANSI/ASME B1.20.1). Acceptable manufacturers:
Stockham, Clow, Central and Nibco.
B. Butterfly Valves
1. General: Wafer-type valves with components that extend beyond the valve body shall be
installed in a manner that does not interfere with the operation of any system component.
2. Slow-close, UL listed/FM approved outside indicating style, ductile iron body with EPDM
rubber molded or polymid finish, and cast-iron disc, EPDM coated, grooved, or wafer
style ends. Integral supervised open, double pole single throw supervisory tamper
switch. Acceptable manufacturers and models: Central, Model A-BFV; Victaulic, Series
708; Grinnell, GRUVLOK.
C. Ball Valves: for Water Shut-off
1. Ball valves 2" and less: Rated 175 lb. minimum water, oil, air and gas pressure, brass or
bronze construction, seat material as recommended by manufacturer for material
conveying, lever handle, threaded or soldered connections. Throttling valves shall be
provided with memory stops. Acceptable manufacturers and models: Crane, 9302,
9322; ITT Grinnell, 3500, 3500SJ; Milwaukee, BA-200, BA-250; Watts, B-6000, B-6001;
Nibco, T-580, S-580.
Facility Fire Suppression Water Service Piping 21 11 00 - 3
DPR09328