DGWaterDetail6-16
6"-8"
3. J. ,
p ® ® O
6"
TOP VIEW
a
e.
Exlsr'c
GROUND TEST COCKS RESILIENT SEATED
' (4 REO'D.) 6" MIN. SHUTOFF VALVES
3,. ~
..
~ (2 REO'D
)
"
3
.
e
MAX.
111
VNIONS
(2 ftE0'D.)
NO GALVANIZED
PIPE ON INLET SIDE 6" MIN.
- of assEn+eLr PLASTIC OR CEMENT
a SIDE VIEW METER BOX
0 0
uoO~~° °o~ ° °~aoo~ 0°0~08~090°00 °tlC~ o°°a°°,,°Dp~° o°`o° ° D° +°40~
0 0 ~ ° ° lPO ~ ap o`b °cbo4~u~Pp
(BELOW GROUND INSTALLATION) GRAVEL
12° MIN.
NOTE' ALL ITEMS SHALL COMPLY WITH THE FOLLOWING.
- APPROVED DOUBLE CHECK VAL /E ASSEMBLY SHALL LAY HORIZONTAL WITH GROUND.
- DESIGNED FOR BACK SIPHONAGE AND BACK PRESSURE.
- THOROUGHLY FLUSH LINES PRIOR TO INSTALLATION OF BACK FLOW PREVENTER
- NO GALVANIZED PIPE BEFORE ASSEMBLY
- THE DCVA MAY BE INSTALLED ABOVE OR BELOW CITY OF YELM, WASHINGTON
THE GROUND PROVIDED ACL CLEARANCES ARE MET. SEPT. ~F PUBLIC WORKS
- DO NOT INSTALL IN AN AREA SUBJECT TD FLOODING.
- VALVE SHALL BE PROTECTED FROM FREEZING DOUBLE CHECK VALVE
CONDITIONS.
- rHE eacK FLOW AssEMBLr sr+au BE A cuRRENr ASSEMBLY 2" AND SMALLER
WASHINGTON STATE DEPT. HEALTH APPROVED MODEL
- A PLUMBING PERMIT IS REQUIRED. APPROV DWG. NO.
PUBLC WORKS DIRECTOR DATE 6-1 6
DES. DWN. CKD. DATE
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