specs

2.08 SIGNS
A. Approved enameled metal signs shall be securely attached at all main drains, auxiliary drains,
inspectors' test connections and control valves.
2.09 DETECTOR CHECK VALVE
A. Detector check valve shall consist of an automatic compound lever valve and an external bypass with
disc type water meter, gate valve, check valve and necessary fittings.
B. The detector check valve shall be installed in accordance with the Local Fire Department and Local
Water Department rule and regulations.
2.10 FIRE HOSE VALVE CABINET: Not Used
2.11 FIRE EXTINGUISHER CABINET: Not used, refer to the architectural specifications
PART 3 - EXECUTION
3.01 EXCAVATION AND BACKFILL
A. All trenches shall be dug to a line and the bottom cleaned and shaped to provide support of the pipe
through its entire length.
B. Bracing shall be provided as necessary to maintain excavations.
C. As soon as underground work has been completely installed and tested, all excavations shall be
backfilled with gravel to 1'-0" of finished grade and with clean earth (free from bricks, rocks, cinders,
or any foreign matter) to grade.
D. Minimum depth of the top of pipe shall be 5'-0" below grade.
E. Backfill below concrete or asphaltic slabs shall be gravel to paving based.
3.02 UNDERGROUND PIPING
A. All bends and tees in underground piping shall be provided with concrete thrust blocks of sufficient
size to prevent rupture of joints due to movement of pipe.
B. All underground piping shall be installed in accordance with NFPA-24, 1987, Standard for Outside
Protection.
C. All underground piping shall be flushed in accordance with NFPA-24, 1987, Standard for Outside
Protection.
3.03 SPRINKLER PIPING
A. It shall be a specific requirement that insofar as possible, all sprinkler system mains and branches
shall be installed as close as possible to the structural members, not the ceiling.
B. All piping for all systems shall be coordinated with lighting fixtures, air conditioning ducts, piping and
air diffusers. The coordination shall be made with the sheet metal shop drawings and reflected on the
sprinkler shop drawings prior to submission for approval.
C. Pipe shall be protected from freezing where it might occur as determined by the final pipe routing.
D. No piping shall penetrate the demising walls between auditoriums.
E. A corrosive-resistant placard should be placed on each riser, stating the design criteria and resulting
demand at the base of the riser, including hose stream allowance.
F. All sprinkler piping with welded outlets or connections should be inspected prior to the installation to
ensure that the pipe is free of welding slag and cutouts, and that the welded fittings do not protrude
into the path of the water flow.
G. All piping to be supported from structure, not deck or concrete slab.
Cinemark 15300 - 6 Fire Protection
South Napa Century Center XD 12 EnviroDesign, Inc., Bid Issue 7-7-11