WebBackflow Device Test Report - RP and DCVA Current Revision Date: May 15, 2024 I:\E08A DWQMS\E1- QMS\Forms\Water Treatment Sub-System\Backflow Device Test Report - … WebDOH-approved double check valve assembly (DCVA) or alternate device for the degree of hazard assessed by the District. Commercial Fire Flow Connections. DOH-approved double check detector assembly (DCDA) or alternate device for the degree of hazard assessed by the District. ... The water will be shut-off until a backflow test report is received ...
202 ANNUAL SUMMARY REPORT CROSS CONNECTION
WebYep I test backflow assemblies, BSI is the contracted company that maintains records for assemblies in the region. They also only allow certified testers to submit reports. ... As u/SpartanFlight mentioned you likely have a DCVA (Double Check Valve Assembly); they require annual testing by a certified cross connection control tester. WebCross connection devices prevent water that has been used for industrial processing, washing, irrigation, or heating and cooling from potential suction or reverse flow back into our drinking water. The City of Calgary monitors and enforces annual testing and compliance of these devices in order to protect Calgary's drinking water supply. towne used cars buffalo
Backflow Prevention Manual - Concord NC
WebOct 28, 2024 · A Double Check Valve Assembly (DCVA) contains two spring-loaded check valves with two shut off valves and four test cocks. In the event of a backflow the first … WebLiterature. Series 007 Double Check Valve Assembly Backflow Preventers are designed to prevent the backflow of contaminated water into the potable water supply. They have a bronze (1/2 to 2 in.) body construction that is easy to maintain and service. Series 007 is ideal at referenced cross-connections identified as non-health hazard applications. WebThe CSA B64 Series covers vacuum breakers and backflow preventers that are used in potable water supply systems to prevent cross-connections. 1.2. This Standard specifies definitions, general requirements, test methods, markings, and instructions that are common to some or all of the Standards in the CSA B64 Series. 1.3. towne used cars buffalo ny