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2013_0528 (4)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: CITY OF COPPELL PWS I.D. # LOCATION OF SERVICE: NkWy 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 C Reduced Pressure Principle ❑ Pressure Vacuum Breaker a}/ Double Check Valve C Atmosphere Vacuum Breaker Manufacturer Wes_- Size Model Number '774 Located At Serial Number 116 %e0 ri d rk, The above is certified to be true. ieS Firm Name yss f: tRL-4wuarn JOU-r do Firm Address ► ^ -r `� s z 3 t'' Gauge # a /ii1rgt. Date last accuracy tested ' -"%- Certified Tester W�` Cert. Tester No. 1pno, 3 0 9 � Date S'" 2,r - 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 nsid Tight ❑ Leaked ❑ nsid nsid RP- L J Dsid Leaked ❑ Did not Open ❑ Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at nsid Repair Tight ❑ psid nsid RP sid The above is certified to be true. ieS Firm Name yss f: tRL-4wuarn JOU-r do Firm Address ► ^ -r `� s z 3 t'' Gauge # a /ii1rgt. Date last accuracy tested ' -"%- Certified Tester W�` Cert. Tester No. 1pno, 3 0 9 � Date S'" 2,r - White - Customer's Copy Yellow - City Copy Pink - Tester's Copy