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2013_0607CHECK ONE: IRRIGATION DOMESTIC FIR.ELINE- BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: CITY OF COPPELL PWS I.D. # LOCATION OF SERVICE: 3,z—� m 1 Yl f a ,e-,,a The backnow 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 � Double Check Valve Manufacturer IA) b I K\ ns Model Number Serial Number�� TYPE OF ASSEMBLY • Pressure Vacuum Breaker • Atmosphere Vacuum Breaker size f) C Located At CA a nA. Y 1 The above is cadfied to be true. Firm Nam L Fk A� ► Sri Firm Address ( C., _ a 15 Nen) Tj, 7 -�W9 Gauge # Dq- l.ot CJ3_3'_ Date last accuracy tested Certified T J i Cent. Testa No. -P -W—r )a 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 jS DC- Closed Tight - I z --i Leaked a Closed Tight ;e Leaked ,� ❑ Opened at psid Opened at � d Did not Open ❑ __.esid Leaked ❑ Repairs and Materials Used Test Ai3er Reps DC- Closed Tight ❑ Closed Tight ❑ Opened at nsid Opened at nsid � d RP common= mommomms The above is cadfied to be true. Firm Nam L Fk A� ► Sri Firm Address ( C., _ a 15 Nen) Tj, 7 -�W9 Gauge # Dq- l.ot CJ3_3'_ Date last accuracy tested Certified T J i Cent. Testa No. -P -W—r )a Date White - Customer's Copy Yellow - City Copy Pink - Tester's Copy