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2012_0412 (3)CIIECK ONE: IRRIGATION DOMESTIC _ FIRELIN BACKFI.OW PREVENTION ASSEMBLY TEST AND MAINTENANCE REPORT NAME OF PWS: CITY OF COPPELL PWS I.D. # LOCATION OF SERVICE: i � `� � �, {' S�C C�-Q The bacicflow prevention assembly detailed below has been tasted and maintained as requirzd by TNRCC rcgulatiorts and is certified to be operating within acceptable parameters. TYPE OF ASSEMBLY C _ Reduced Presstu-e Principle C Pressure Vacutmm Breaker �" Double Check Valve � Atmosphere Vacuum Breaker Manufacturer _ _ `- -- Size -- __ Model Number ; " '- ^ —� �� l`' ! Located At i � r' 1 -'� • �� � � - . Serial Number � �" �; The above is certified to be true. Firm Name � �'� 5 �• �-+ � �a c r� Ca-tified Testier Firm Address �C - � �t (� �' Cent Tester No. . � ,Data - ; I � s o , ��► X51 toG Gauge # j �} � L/ L) Date Ia_st accuracy tested �j- � ?$ - � C. � .� Wtute - Customer's Copy Yellow -City Copy Pink - Tester's Copy REDUCED PRESSURE PRINCIPLE ASSEMBLY PRESSURE VACUUM BRt: AtZ'T'jt Double Cheek Valve Assembly 1st Chen: tad Check Relief Valve Air Inlet Check Valve Initial Test DC- Closed ^ � `� "' Closed Tight d Opined at Opined at nsid Ti_ehL [� Leaked D nsid nsid RP- nsid j „ , Leaked o Did not Opm o Leaked O Rapaus and Materials Used Test After DC- Closed Closed Tight o Opened at Opined at vsid Repair Tight o nsid nsid RP sid The above is certified to be true. Firm Name � �'� 5 �• �-+ � �a c r� Ca-tified Testier Firm Address �C - � �t (� �' Cent Tester No. . � ,Data - ; I � s o , ��► X51 toG Gauge # j �} � L/ L) Date Ia_st accuracy tested �j- � ?$ - � C. � .� Wtute - Customer's Copy Yellow -City Copy Pink - Tester's Copy