Ord 2001-058 - Laserfiche WebLink

Home Browse Search

mechanical layouts or plans will be stamped by the building inspections division to indicate that containment backflow prevention may be required, and contact must be made with the director for a determination. (d) A new customer's application for water service must be accompanied by a mechanicallayout or plan for all proposed structures to be connected to the city water system, showing or describing all plumbing arrangements and indicating the proposed type and size ofbackflow prevention assemblies to be installed. This information will be routed through the director to ensure compliance with the provisions of this article. Upon installation and testing of the approved assembly or air gap arrangement, the director will make a record of the installation. (e) Customer service inspections. In accordance with TNRCC's Rules, the director will require a customer service inspection certification in all of the following: (l) prior to providing continuous water service to new construction; (2) on any existing service when the water purveyor has reason to believe that cross connections or other unacceptable plumbing practices exist; and (3) after any substantial improvement, alteration, correction, or addition to a customer's system. Sec. 86.602. Existing facilities. (a) Inspection procedure. The director will inspect the existing facilities of all city water system customers of the types listed in section 86.592(f), (g) or (h), that do not have a record of back flow prevention assembly installation on file in the water and wastewater department. After the inspection is completed, the director will provide a written notice to the customer advising of the backflow prevention assembly requirements for the customer's system. (b) Building inspections - plan review. Plans submitted to the building inspections division for approval of plumbing modifications, or additions to an existing plumbing system, will be reviewed by the director to determine the type of backflow prevention method or assembly required for the entire establishment. The method and type of assembly required will be noted on the plans. Sec. 86.603. Records and tests. (a) In order to assure that backflow prevention assemblies continue to operate satisfactorily, each customer that is required to use an assembly is required to have periodic testing of the assembly performed in accordance with this section. All assemblies must be tested at the time of installation, and at the time of any repair or relocation. All tests and repairs must be performed by a certified tester. The tester must complete a test and maintenance report form and submit the form to the director. It will be the responsibility of the customer to initiate the testing and any maintenance determined by the test to be necessary, and to submit written results to the director. (b) Time schedule. All assemblies must be tested in accordance with the following schedule: Reduced Pressure Annually Double Check Assembly Every 3 years Double Check Detector Assembly Every 3 years Pressure Type Vacuum Breaker Annually Atmospheric Vacuum Breaker Annually (c) Testing by city. City personnel may perform periodic tests on assemblies at random locations to ensure that acceptable test standards are being followed by certified testers. City personnel may 12 C:\ TEMP\backtlow.doc