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2013_0906 (23)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: .,A ,, 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. C Reduced Pressure Principle ❑ Double Check Valve Manufacturer,1 -- Model Number Serial Number TYPE OF ASSEMBLY e Pressure Vacuum Breaker ❑ Atmosphere Vacuum Breaker Size Located At The above is certified to be true. Firm Name Certified Tester �> Firm Address �` ,�' Cert. Tester No. r; ',�'� Date Gauge # Date last accuracy tested White - Customer's Copy Yellow - City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACTUM 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 nsid Opened at osid nsid IZ -_psid Leaked ❑ Did not Open ❑ Leaked ❑ Repairs and Materials Used Test After Repair DC- Closed Tight ❑ Closed Tight ❑ Opened at psid Opened at vsid nsid RP sid The above is certified to be true. Firm Name Certified Tester �> Firm Address �` ,�' Cert. Tester No. r; ',�'� Date Gauge # Date last accuracy tested White - Customer's Copy Yellow - City Copy Pink - Tester's Copy