(A) All backflow prevention assemblies, whether installed by the city or the customer, shall be assemblies of a model and size approved by the Director. Final approval of any assembly proposed for installation under the terms of this chapter shall be evidenced by a certificate of approval issued by an approved testing laboratory certifying full compliance with AWWA standards and FCCCHR specifications. The following testing laboratory has been qualified by the Director to test and certify backflow prevention assemblies:
Foundation for Cross-Connection
Control and Hydraulic Research
University of Southern California
University Park
Los Angeles, CA 90089
(B) Backflow prevention assemblies that may be subject to backpressure or back-siphonage that have been fully tested and granted a certificate of approval by said qualified laboratory and are listed on the laboratory's current list of approved backflow prevention assemblies may be used without further pretesting or qualification. Testing laboratories other than the laboratory listed above will be added to an approved list as they are deemed qualified by the Director.
(Ord. 1299, passed 8-19-20)