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CONTROLLER: 'C'(STREETSCAPE — EXIST.'
LOCATE
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CONTROLLER PER SIERRA AVENUE LANDSCAPE IMPROVEMENT PLANS
PREPARED
w w♦ w D SITESCAPES
• SCHOOL FRONTAGE
POINT OF CONNECTION: %.o_ kEXISTING)
EXISTING 1 1/2" WATER METER & 1 1/2" FEBCO 825Y REDUCED
PRESSURE TYPE BACKFLOW PREVENTER. TIE INTO MAINLINE
AS INDICATED ON PLANS.
RESIDUAL PRESSURE: 8.1 PSI
DESIGN PRESSURE: 76.9 PSI
MAXIMUM DEMAND: 24.1 GPM
� I 10A V My, WA 9 M 0 101 ELI 1L to] V I 9A V WAK
Name ofWater Supplier: Valley r -
SIERRAPressure Given By: Tracy @ Engineering (909) 875-1804
AT ♦ TERRA
HIGHEST ELEVATION ON 96.6 92.4 PSI
LOWEST♦ • ON
WATER ELEVATION PSI
Contractor r:ll verify the static,r.:ter pressure supplier
prior to installation. If different from PSI noted above, Contractor
to notify Owner for instructions. Failure to do so will result
in contractor beingresponsible! ! -might
CALCULATIONS
VALVE #
C/17
GPM
20.5
WATER METER (1 1/21f)
0.8
GATE VALVES (211)
1.5
BACKFLOW PREVENTER
12.0
FLOW METER
1.2
MASTER VALVE (211)
2.4
VALVE
2.4
MAINLINE (1300' @ 211)
4.3
LATERAL LINE
3.0
ELEVATION CHANGE (UP GRADE +40')
+17.3
FITTING LOSS
2.0
TOTAL PRESSURE LOSS
46.9
MINIMUM OPERATING PRESSURE
30
DESIGN PRESSURE REQUIRED
76.9
AVAILABLE PRESSURE (P.O.C.)
110.0
REGULATOR SET @ 85 PSI
85.0
RESIDUAL PRESSURE REMAINING
+8.1
15+00 _ 16+00
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DATE
09-23-13
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