3.4.13
Installation of Fire Department Connection
Connection shall be mounted [on the exterior wall approximately 900 mm 3
feet above finished grade] [adjacent to and on the sprinkler system side of
the backflow preventer]. The piping between the connection and the check
valve shall be provided with an automatic drip in accordance with NFPA 13
and arranged to drain to the outside.
3.4.14
Identification Signs
Signs shall be affixed to each control valve, inspector test valve, main
drain, auxiliary drain, test valve, and similar valves as appropriate or as
required by NFPA 13. Hydraulic design data nameplates shall be permanently
affixed to each sprinkler riser as specified in NFPA 13.
3.5
UNDERGROUND PIPING INSTALLATION
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NOTE: Restraint of the underground piping must be
detailed on the drawings.
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The fire protection water main shall be laid, and joints anchored, in
accordance with NFPA 24. Minimum depth of cover shall be [900] [_____] mm
[3] [_____] feet. The supply line shall terminate inside the building with
a flanged piece, the bottom of which shall be set not less than 150 mm 6
inches above the finished floor. A blind flange shall be installed
temporarily on top of the flanged piece to prevent the entrance of foreign
matter into the supply line. A concrete thrust block shall be provided at
the elbow where the pipe turns up toward the floor. In addition, joints
shall be anchored in accordance with NFPA 24 using pipe clamps and steel
rods from the elbow to the flange above the floor and from the elbow to a
pipe clamp in the horizontal run of pipe. Buried steel components shall be
provided with a corrosion protective coating in accordance with AWWA C203.
Piping more than 1500 mm 5 feet outside the building walls shall meet the
requirements of Section 02510A WATER DISTRIBUTION SYSTEM.
3.6
EARTHWORK
Earthwork shall be performed in accordance with applicable provisions of
Section 02300 EARTHWORK.
3.7
ELECTRICAL WORK
Unless otherwise specified herein, power supply equipment and wiring shall
be in accordance with Section 16402 INTERIOR DISTRIBUTION SYSTEM.
3.7.1
Overcurrent and Surge Protection
All equipment connected to alternating current circuits shall be protected
from surges per IEEE C62.41 and NFPA 70. Cables and conductors that serve
as communications links, except fiber optics, shall have surge protection
circuits installed at each end. Fuses shall not be used for surge
protection.
3.7.2
Grounding
Grounding shall be provided to building ground.
SECTION 13945A
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