Loading...
2012_0629CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: Rm ujQ_ s-a._ �S'u. ei L 1. Q- 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 Double Check Valve C Atmosphere Vacuum Breaker Manufacturer re- h en Size ' Model Number 255(0 Located At Serial Number &)n The above is certified to be true. Firm Name -L-Vn i L re. rd ' c (.L r Firm Address , 1 "7 t- f r p Gauge # O:Sj X395 )_ Date last accuracy tested L JS - I L Certified Testa �L(,) i S (r r) k-rC I Cat Testa No. 1 Ol &..q 3 Date -1 ?— White - Customer's Copy Yellow - City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACUUM BREAKER Double Check Valve Assembly 1 st Check 2nd Check 19 Relief Valve Air Inlet Check Valve Initial Test DC- Closed Tight )K Closed Tight X Leaked o Opened at nsid Opened at vsid psid RP -_ psid Leaked C Did not Open o Leaked C Reps and Materials Used Test After DC- Closed Closed Tight o Opened at Opened at n sid Repair Tight a nsid nsid RP sid Ji The above is certified to be true. Firm Name -L-Vn i L re. rd ' c (.L r Firm Address , 1 "7 t- f r p Gauge # O:Sj X395 )_ Date last accuracy tested L JS - I L Certified Testa �L(,) i S (r r) k-rC I Cat Testa No. 1 Ol &..q 3 Date -1 ?— White - Customer's Copy Yellow - City Copy Pink - Tester's Copy