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IRRIGATION ti OM 'IQ* '' PIREIINE
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BACKFI.OW PREVENTION ASS LY TEST AND MAIINTTENANCE REPORT h
NAME OF PWS: CITY OF COPPELL
PWS I.D. # y
LOCATION OF SERVICE: ?�U L� - � .4 .,.7
The bacldlow prevention assembly detailed below has been tested and maintained as required by TNRCC
regulations and is certified to be operating within acceptable parameters_
TYPE OF ASSEMBLY
G Reduced Pressure Principle 0 Pressure Vac-uu*n Breaker
G'--- Double Check Valve 0 Atmosphere Vacuum Breaker
Manufacturer / ,&' L Size
Model Number { � v _
Located At � /-2'7 - /� i
Serial Number 11/9 7 -)
REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACUUM BREA.ICER
Double Check Valve Assembly
1st Cheek 2nd Check. Relief Valve Air Inlet Check Valve
Initial Test DC- Closed Closed Tight 1:2-- at Opened at osid
Tight caked O osid osid
RP- i ? psid
Leaked O Did not Open O Leaked 0
Repairs
and
Materials
Used
Test After DC- Closed Closed Tight 0 Opened at Opened at _____psid
Repair Tight 0 osid osid
RP psid .
The above is Certified to be true.
Firm Name ./4. 4-'..-`,,,,
'.- ,,, - ,/,- Iii, � �•� Certified Testa / /'�.1 -2.,--.4.--.-
Firm Address / 1 ,- - - fs Cert. er Test No. /9/ 3` Date
G
Gauge # 03/4,,.//, a4 P /1 € = 972 - 1 )- U Q
0 Z
Date last accuracy tested ��T S //), , ,e,,, c l e ] d : 1- F T - err €S
� C „9 41-41ft l � /4-T- /fK - f'- 6t /c1..ter
White - Customer's Copy Yellow - City Copy Pink - Tester's Copy