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2013_0905 (14)CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: e G ("n c r . c, 7J c Al ru 44, 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 e Reduced Pressure Principle ❑ Pressure Vacuum Breaker zi Double Check Valve o Atmosphere Vacuum Breaker Manufacturer �? ? ' !.' S Size Model Number Located At K/ S G ✓ nt j/v J:: f Serial Number The above is certified to be true. Firm Name Firm Address Gauge # Date last accuracy tested i ,/' � r' A-9- Certified Tester ' N Cert. Tester No. OPT 9 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 Closed Tight ❑ Opened at Opened at oSid Tight ❑ RP- �, z psid Leaked Cl DSid osid Leaked ❑ Did not Open ❑ Leaked ❑ Repairs and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at osid Repair Tight ❑ nsid oSid RP sid The above is certified to be true. Firm Name Firm Address Gauge # Date last accuracy tested i ,/' � r' A-9- Certified Tester ' N Cert. Tester No. OPT 9 Date White - Customer's Copy Yellow - City Copy Pink - Tester's Copy