Quantcast Water Supply - aeg_p0670

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Reference
- Determine number of foam makers.
(9), Sec. 3-2.5.2 or
3-2.6.3
- Push-button actuation is preferable (foam
and water lines are brought to each tank
where deluge valves allow foam and water
to run through a proportioner and then to
foam makers).
8. WATER SUPPLY
-
Provide adequate number of hydrants.
(l), Sec. 5.7.3
-
Ensure hydrants and PIVs are at least 40 feet
NFPA 24-1992, Sec. 3-3.2
from buildings they protect.
and 4-2.2
-
Provide adequate sectional valves in
(l), Sec. 5.7.2
distribution system.
-
Determine from flow test:
- Static press.
- Residual flow and press.
-
If sprinklers are required, obtain test data
as early as possible.
-
Can available supply meet water demand?
- If pressure is inadequate, provide booster
pump.
- If volume is inadequate, this may be solved
by increasing supply line sizes, looping
mains, and/or adding a water storage tank.
-
Fire pumps
- Must be diesel-powered unless installation
(4), Sec. 5.1.1
complies with Chapter 6 of NFPA 20-1993.
- Controllers must be listed.
NFPA 20-1993, Sec.
7-1.1.1 and 9-1.1.1
- Flow meter required in addition to
test
(4), Sec. 5.2.1
header.
- Remote alarms if not in constantly
attended
(4), Sec. 5.2.4
location.
- Individual press sensing lines for
each
(4), Sec. 5.3.2
controller.
- Special anti-corrosion coating for
salt
(4), Sec. 5.7
water pumps.
9. SMOKE CONTROL SYSTEMS
-
Is this required?
(3), Sec. 1716(b) & (i)
1807(g), and 5603(c)
-
Show smoke zones/compartments with adequate
NFPA 92A-1993
partitions.
-
Show means of actuation and operating sequence
(detection, dampers, pressurization, etc.).
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