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

D. Ball Valves: UL listed/FM approved, supervised bronze body, (ASTM B584) 300 psi nonshock,
full port, design up to 2", standard port in 2-1/2" sizes. Cast bronze ball (ASTM B584)
coated wheel handle, with factory mounted internal tamper switch, grooved or threaded.
Acceptable manufacturers: Watts, Nibco, Victaulic and Stockham.
E. Globe Valves: For trim and drain use, UL listed/FM approved, 175 psig, bronze body (ASTM
B62) graphite impregnated packing, bronze packing nut, threaded. Acceptable
manufacturers: Watts, Nibco, Crane, Grinnell, Stockham and United.
F. Check Valves
1. Swing check: 2-1/2" and smaller, horizontal swing, renewable disc, bronze body (ASTM
B62) rubber (TFE) seat disc, threaded outlet. Acceptable manufacturers: Watts, Nibco
and Stockham.
2. Lift check: 2-1/2" and smaller, 250 psig non-shock inline lift type, bronze body (ASTM
B584) stainless steel seam (ASTM B582) 316 stainless steel spring, Buna-N rubber disc,
TFE seat ring, threaded outlet. Acceptable manufacturers: Nibco, Crane, Victaulic,
Grinnell and United.
3. Wafer Check: For all sizes, 250 psig, UL listed/FM approved, cast-iron body, stainless
steel clapper assembly resilient elastomer seal, non-shock enamel finish. Acceptable
manufacturers: Viking, Grinnell, Central and United.
G. Fire Department Siamese Connections (FDC)
3.00 EXECUTION
1. Flush Siamese FDC: UL listed/FM approved polished brass, straight body; two separate
drop clapper valves, plugs and chains, 2-1/2" x 2-1/2" x 4". Automatic ball drip drain,
escutcheon with integral raised lettering, "auto spkr". Acceptable manufacturers and
models: Elkhart, 166; Potter Roemer, 5020; and Allenco, 276.
2. Free Standing, Siamese FDC: UL listed/FM approved, two-way cast brass body,
polished brass finish 4" x 2-1/2" seamless cover sleeve, identification base plate.
Lettering on escutcheon: "auto spkr". Acceptable manufacturers: Elkhart, Potter,
Roemer and Allenco.
3.01 PREPARATION
A. Ream pipe and tube ends to full inside diameter.
B. Remove burrs and bevel plain end ferrous pipe.
C. Remove scale and foreign material, inside and outside, before assembly.
3.02 PIPE INSTALLATION
A. Install piping in accordance with NFPA 13 and NFPA 24 for sprinkler systems and NFPA 14
for standpipe and hose systems.
B. Route piping in an orderly manner, plumb and parallel to the building structure. Maintain
gradient. Install piping to conserve building space and not interfere with use of space and
other work.
C. Group piping whenever practical at common elevations.
Facility Fire Suppression Water Service Piping 21 11 00 - 4
DPR09328