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2013_0628CHECK ONE: IRRIGATION DOMESTIC FIRELINE BACKFLOW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: PWS I.D. # CITY OF COPPELL LOCATION OF SERVICE: �a (,L%i S. 2"., L 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. ❑ Reduced Pressure Principle Af Double Check Valve Manufacturer ! Model Number 10 Serial Number 11,1 TYPE OF ASSEMBLY ❑ Pressure Vacuum Breaker ❑ Atmosphere Vacuum Breaker Size Located At A/ LJ V,c 1-i" The above is certified to be true. n Firm Name !`leh- jor , - _ Firm Addr ss� a i�r c �j % GJ4X�L+4c Y> '% 77 1 Gauge # 0�0 Date last accuracy tested Certified Tcster AA I Ky— 01 1 I� rte► 5 Cat. Testa No. t M v ~ 61 Date U z 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 0 Opened at Opened at oSid Tight ,. Z RP- ✓_=� Dsid Leaked ❑ S Lal nSid oSid �;� ❑ Did not Open o Leaked ❑ Reps and Materials Used Test After DC- Closed Closed Tight ❑ Opened at Opened at _ nSid Repair Tight ❑ nsid oSid RP sid The above is certified to be true. n Firm Name !`leh- jor , - _ Firm Addr ss� a i�r c �j % GJ4X�L+4c Y> '% 77 1 Gauge # 0�0 Date last accuracy tested Certified Tcster AA I Ky— 01 1 I� rte► 5 Cat. Testa No. t M v ~ 61 Date U z White - Customer's Copy Yellow - City Copy Pink - Tester's Copy