2012_0928CHECK ONE:
IRRIGATION
DOMESTIC
FIRELINE
BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT
NAME OF PWS: CITY OF COPPELL
PWS I.D. #
LOCATION OF SERVICE: 7
The back-flow 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
❑ Reduced Pressure Principle C Pressure Vacuum Breaker
❑ Double Check Valve ❑ Atmosphere Vacuum Breaker
Manufacturer Size
Model Number Located At
Serial Number
The above is certified to be true.
Firm Name
Firm Address
Gauge #
Date last accuracy tested
Certified Tester
Cert. Tester No. Date
White - Customer's Copy Yellow - City Copy Pink - Tester's Copy
REDUCED PRESSURE PRINCIPLE ASSEMBLY
PRESSURE VACUUM BREAKER
Double Check Valve Assembly
1st Check
2nd Check:
Relief Valve
Air Inlet
Check Valve
Initial Test
DC- Closed
Tight ❑
Closed Tight ❑
Leaked ❑
Opened at
psid
Opened at
oSid
nSid
RP- __psid
Lza;e ❑
Did not Open ❑
Leaked ❑
Repairs
and
Materials
Used
Test After
Repair
DC- Closed
Tight ❑
Closed Tight ❑
Opened at
nsid
Opened at
nSid
nsid
RP psid
The above is certified to be true.
Firm Name
Firm Address
Gauge #
Date last accuracy tested
Certified Tester
Cert. Tester No. Date
White - Customer's Copy Yellow - City Copy Pink - Tester's Copy