Quantcast Water Supply - aeg_nd0259

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7.
WATER SUPPLY
a
Provide adequate number of hydrants.
HDBK-1008A Sec. 5.8.3
b
Ensure Hydrants are at least 50 feet
HDBK-1008A, Para. 5.8.3.1
from the buildings they protect.
NDIV 4042, F.10
C
Provide adequate sectional valves in
HDBK-1008A, Para. 5.8.2
distribution system.
d
Determine from flow test:
NDIV 4042, B.12, B.13,
B.14, B.15
Static pressure.
1.
Residual flow and pressure
2.
e
Obtain test data no later than 35%.
f
Can available supply meet water demand?
HDBK 1008A, Sec. 5.3, 5.4
If pressure is inadequate, provide
HDBK 1008A, Sec. 5.7
g
corrective measures.
h
If volume is inadequate, this may be solved
HDBK 1008A, Para 5.6.2
by increasing supply line sizes, looping
mains, and/or adding a water storage tank.
8.
EXTINGUISHING SYSTEMS
(NFGS-15330 Wet Pipe)
(NFGS-15335 Dry Pipe)
(NFGS-15340 Deluge/Preaction)
8.1 Sprinklers
a
Are they required?
HDBK-1008A, Para 6.1.3
b
Is coverage 100%
HDBK-1008A, Para. 6.1.4.2
C
Determine sprinkler occupancy type
HDBK 1008A, Appendix B
(ordinary, extra, and group)
d
Is system to be hydraulically calculated
HDBK-1008A, Para. 6.1.4.1
(protected area over 3000 SF)?
HDBK-1008A, Sec. 5.1,
e
For hydraulic calcs, specify occupancy group,
Table 10
design density, remote design area, and hose
stream allowance.
7
Attachment 21A
18 of 22





 


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