(A) All backflow prevention assemblies shall be installed in accordance with the specifications furnished by the town's Public Utilities Department, and/or the manufacturer's installation instructions and/or in the latest edition of the State Building Code then in existence.
(B) All new construction plans and specifications, when required by the State Building Code and the State Division of Health Services (NCDEHNR), shall be made available to the town for review and approval and to determine the degree of hazard.
(C) Ownership, testing and maintenance of the assembly shall be the responsibility of the customer.
(D) All double check valve assemblies must be installed in drainable pits wherever below-ground installation is necessary, in accordance with detailed specifications provided by the town's Public Utilities Department.
(E) Reduced pressure principle assemblies must be installed in a horizontal position and in a location in which no portion of the assembly can become submerged in any substance under any circumstances (pit and/or below grade installations are prohibited). Double check valve assemblies may be installed in a vertical position with prior approval from the town's Cross-Connection Control Department; provided, the flow of water is in an upward direction.
(F) The installation of a backflow prevention assembly which is not approved must be replaced with an approved backflow prevention assembly.
(G) The installer is responsible to make sure a backflow prevention assembly is working properly upon installation and is required to furnish the following information to the town's Cross-Connection Control Program Department within 15 days after a reduced pressure principle backflow preventer (RP), double check-detector assembly (DCDA), pressure vacuum breaker (PVB) or reduced pressure principle detector assembly (RPDA) is installed:
(1) Service address where assembly is located;
(2) Owner (and address, if different from service address);
(3) Description of assembly's location;
(4) Date of installation;
(5) Installer's name, plumbing company represented, plumber's license number and project permit number;
(6) Type of assembly, size of assembly;
(7) Manufacturer, model number, serial number; and
(8) Test results/reports.
(H) When it is not possible to interrupt water service, provisions shall be made for a parallel installation of backflow prevention assemblies. The town's Public Utilities Department will not accept an unprotected bypass around a backflow preventer when the assembly is in need of testing, repair or replacement.
(I) The town shall, upon notification, install the appropriate containment assembly not to exceed the following time frame:
(1) Health hazard: 60 days; and
(2) Non-health hazard: 90 days.
(J) Following installation, all RP, DCVA, PVB, DCDA and RPDA are required to be tested by a certified backflow prevention assembly tester within ten days.
(Ord. passed 6-21-2011)