(A)   All backflow prevention assemblies shall be installed in accordance with the manufacturer's instructions. Only backflow preventers approved by Town Public Utilities Department and meeting the State Plumbing Code shall be installed.
   (B)   All backflow prevention assemblies required by this article must be installed and maintained above ground on the customer's premises as part of the customer's water system.
   (C)   Ownership, testing and maintenance of the backflow prevention assembly will be the responsibility of the customer. Each assembly required in this article must be functioning properly at all times.
   (D)   Testing of backflow prevention assemblies shall be conducted by a certified tester (approved by Town Public Utilities Department) at the customer's expense. Tests shall be conducted upon installation and annually thereafter with a record of all testing and repairs retained by the customer on site. A copy of the certified record for each test or repair must be sent to the Town Public Utilities Department by such customer within 30 days after the completion of each test or repair. The records must be maintained on forms provided by the Town Public Utilities Department.
   (E)   Each backflow prevention assembly required under this article must be accessible (above ground) to the Town Public Utilities Department.
   (F)   When it is not possible to interrupt water service, the customer shall provide for the parallel installation of an approved backflow prevention assembly, the Director or his or her designee will not accept an unprotected bypass around a backflow preventer when the assembly is in need of testing, repair or replacement.
   (G)   Any time that repairs to backflow assemblies are deemed necessary, through annual testing or routine inspection by the owner, the repairs must be completed within a time specified in accordance with the degree of hazard. Repairs on a private water system considered to be an imminent hazard shall be completed within 24 hours, a high hazard shall be completed within ten days, and all other repairs within 20 days for any other private water system. Failure to comply can result in termination of a customer's water service.
   (H)   Upon determination that a backflow prevention assembly is required to be installed on a customer's private water system, the customer will be notified in writing of the approved backflow prevention assembly which is required. On existing systems, the customer will have the following time periods within which to install the specified backflow prevention assembly:
      (1)   Air-gap separation: 30 days;
      (2)   Reduced pressure principle assembly (three-fourths-inch by two inches): 30 days;
      (3)   Reduced pressure principle assembly (two and one-half-inch and larger): 60 days; and
      (4)   Other approved backflow prevention assembly: 30 days.
   (I)   The Director or his or her designee may require the installation of the required backflow prevention assembly immediately or within a shorter time period than specified above if he determines that any condition poses an unreasonable threat of contamination to the public water supply system. All devices required for new construction shall be inspected by the Director or his or her designee prior to occupancy. All new construction plans and specifications shall be made available to the Director for approval and to determine the degree of hazard.
   (J)   The Director shall be notified by the customer when the nature of the use of property changes so as to change the hazard classification of the property if necessary.
(Ord. passed 10-5-2010)