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2014_0213 (26)CHECK ONE: IRRIGATION DOMESTIC FIRELINE V BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: CITY OF COPPELL PWS I.D.# LOCATION OF SERVICE: & Pit 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. e , Reduced Pressure Principle s� Double Check Valve Manufacturer ` f ( C Model Number 1 Serial Number �� - O; ` TYPE OF ASSEMBLY C Pressure Vacuum Breaker 0 Atmosphere Vacuum Breaker Size f d ' r Located At The above is certified to be true. Firm Name���'� Firm Address 1 � G � Gauge # 331 % <6 q 51 .7 51.-7 Date last accuracy tested � White - Customer's Copy Certified Testers Cent. Tester No.'�O'C>L 1'0 0 Date 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 j , RP ------ psid Leaked o Leaked o osid _ nsid Did not 0pen o Leaked C3 Repairs and Materials Used Test Agar DC- Closed Closed Tight o Opened at Opened at ___-_-p sid Repair Tight n osid �psid RP 2sid The above is certified to be true. Firm Name���'� Firm Address 1 � G � Gauge # 331 % <6 q 51 .7 51.-7 Date last accuracy tested � White - Customer's Copy Certified Testers Cent. Tester No.'�O'C>L 1'0 0 Date Yellow - City Copy Pink - Tester's Copy