§ 13.06.070. Testing and maintenance.  


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  • Backflow prevention assemblies shall be tested and maintained as described below:

    A.

    Backflow prevention assembly testing shall be conducted in accordance with performance standards and field test procedures in referenced documents herein as directed by the Colorado Department of Public Health and Environment.

    B.

    All backflow prevention assemblies shall be tested by a certified technician at the time of installation, prior to issuance of a certificate of occupancy.

    C.

    Customers with single-family residential backflow prevention assemblies are encouraged to test the assembly annually at their expense and in accordance with manufacturer requirements. All other customers shall test their backflow prevention assemblies at their expense and according to manufacturer requirements at least annually, or more often as determined by Castle Rock Water.

    D.

    Backflow prevention assemblies shall be tested immediately upon installation, repair, replacement or alteration of plumbing upstream of the assembly.

    E.

    Single-family residential service connections may be subject to more frequent risk assessment evaluations, to include the probability of the occurrence of a physical connection between a potable water supply and a nonpotable substance; the occurrence of backflow conditions, including backsiphonage and backpressure; the total failure of the backflow prevention assembly used to isolate the cross-connection; and the probability that a nonpotable substance is present and will have an adverse effect on the water system or user. As determined through such risk assessment, Castle Rock Water may require additional testing.

    F.

    Castle Rock Water retains the right to test or otherwise check the installation and operation of any testable assembly at any time to assure proper operation.

    G.

    Should a backflow prevention assembly not be installed in conformance with Town standards, the test report shall reflect such information and be recorded as a failure.

    H.

    All backflow prevention assemblies not meeting requirements shall be repaired or replaced at the water customer's expense. Any such repair or replacement shall be made with an approved backflow prevention assembly within ten (10) days of discovery by the user, a certified technician or Castle Rock Water and/or its designee, unless arrangements satisfactory to Castle Rock Water and/or its designee are made. Should the hazard presented to the water system be determined to present a significant health risk, immediate service discontinuance may be necessary until such repair or replacement is accomplished.

( Ord. No. 2016-044, § 3.F., 12-6-2016 ; Ord. No. 2015-50, §§ 2, 3, 12-1-2015 ; Ord. 2006-06 §1, 2006; Ord. 2001-21 §6, 2001; Ord. 97-18 §1(part), 1997; Ord. 93-5 §2(part), 1993)