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2013_1023 (2)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: CITY OF COPPELL PWS I.D. # LOCATION OF SERVICE: The backflow 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 ❑ Pressure Vacuum Breaker ^_ Double Check Valve ❑ Atmosphere Vacuum Breaker Manufacturer Model Number Serial Number Size Located At The above is certified to be true. Firm Name Firm Address Gauge # Date Last accuracy tested Certified Tester Cent. 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 osid RP -_psid Leaked ❑ Did not Open ❑ Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at __ nsid Repair Tight ❑ osid osid RP Sid The above is certified to be true. Firm Name Firm Address Gauge # Date Last accuracy tested Certified Tester Cent. Tester No. Date White - Customer's Copy Yellow - City Copy Pink - Tester's Copy