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2013_0522 (4)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL 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 C Reduced Pressure Principle C Pressure Vacuum Breaker C Double Check Valve r, Atmosphere Vacuum Breaker Manufacturer — �/���� Size }� Model Number �0� al 4" Located At a, al - c ar i r� Serial Number e 3 The above is certified to be true. PRESSURE VACUUM BREAKER Air Inlet Opened at nsid Check Valve nsid Did not Open ❑ I Leaked ❑ Opened at I nsid nsid Firm Name ya I(-), r Certified Tester i Firm Address � t � 1 5 � PA rA r �} � 1 i Cem Tester No. 'T' P 1 Z �G1 3 Date 13 Gauge #y Date last accuracy tested White - Customer's Copy Yellow - City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEMBLY Double Check Valve Assembly 1st Check 2nd Check Relief Valve Initial Test DC- Closed Closed Tight Opened at Tight RP- • i psid" Leaked ❑ a ':5 -sid Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Repair Tight ❑ nsid RP sid The above is certified to be true. PRESSURE VACUUM BREAKER Air Inlet Opened at nsid Check Valve nsid Did not Open ❑ I Leaked ❑ Opened at I nsid nsid Firm Name ya I(-), r Certified Tester i Firm Address � t � 1 5 � PA rA r �} � 1 i Cem Tester No. 'T' P 1 Z �G1 3 Date 13 Gauge #y Date last accuracy tested White - Customer's Copy Yellow - City Copy Pink - Tester's Copy