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2013_1120 (6)CHECK ONE: IRRIGATION DOMESTIC FIR.ELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: Goo En y.- ODd"' The backfiow 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 �K Double Check Valve Manufacturer wa Model Number _Z7 L) 0 (-h TYPE OF ASSEMBLY C Pressure Vacuum Breaker C Atmosphere Vacuum Breaker �i Size Located At `SW rite. Wut 14- REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACUUM BREAKER P� Double Check Valve Assembly 1st Check 2nd Check: Relief Valve Air Inket Check Valve Initial Test DC- Closed Closed Tight Opened at Opened at iesid Tight 2. & Leaked Z o nsid ,_----psid RP• ..... psid Leaked ❑ Did not Open D Leaked C Repairs and Materials Used Test After I DC-Closed I Closed Tight C I Opened at I Opened at I _,__nsid Repair Tight ❑ _,. nsid _,esid The above is catified to be true. Firm Name *-- e A rP_ P�05 Firm Address & 7 Gauge #M I 1 QQ 75 Date last accuracy tested J- Certified Testa J %6d 57t� CatTestallo.5PW-/0651 Date 2,0113 White - Customer's Copy Yellow - City Copy Pink - Tester's Copy