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2013_1010CHECK ONE: IRRIGATION )L DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: 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 C7 Atmosphere Vacuum Breaker Manufacturer t/ I " C Size Model Number k.-!�. 0 Located At Serial Number F-/.; I /- The above is certified to be true. Firm Name 0 U i ,i / a Certified Tester �c. C 11/c, Firm Address A-ui % I" Cent. Tester No. Z Z Date Cc� —1 c r 3 Gauge # 3 7 J '-I C'/ Date last accuracy tested / j ! 3 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 Closed Tight Opened at Opened at osid Tight Leaked D osid nsid Leaked ❑ Did not Open ❑ Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at nsid Repair Tight sid nsid I RP -id The above is certified to be true. Firm Name 0 U i ,i / a Certified Tester �c. C 11/c, Firm Address A-ui % I" Cent. Tester No. Z Z Date Cc� —1 c r 3 Gauge # 3 7 J '-I C'/ Date last accuracy tested / j ! 3 White - Customer's Copy Yellow - City Copy Pink - Tester's Copy