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(A) The intent of this section is to protect for human use the potable water of the town's water supply system from pollution or contamination resulting from backflow or crossconnection. It is intended to accomplish this protection through cooperative efforts between the applicant/customer and the town.
(B) Any customer either operating or planning to operate a manufacturing, storage service, laboratory, medical or other facility similar to (but not limited to) those listed below shall take whatever measures necessary to comply with and carry out the intent of this chapter:
(1) Hospitals, medical and dental buildings;
(2) Metal manufacturing, cleaning, plating or processing plants
(3) Sewage and industrial waste treatment plants;
(4) Chemical plants, including agriculture chemical warehouses;
(5) Restricted facilities closed to inspection;
(6) Morgues, mortuaries and clinics;
(7) Film laboratories
(8) Nursing and convalescent homes;
(9) Fire protection systems;
(10) Multi-story buildings;
(11) Irrigation systems;
(12) Food or food by product manufacturing plants;
(C) In addition to meeting the requirements of the state building code, all customers shall install or cause to be installed and maintain the programs, methods and devices as deemed necessary by the town to protect for human use the potable water supplied by the town's water system.
(D) When in the opinion of the town a requested service requires the installation of a control device, the customer shall prior to receiving the service submit for review, plans and specifications of the proposed facilities. The submittal shall include a description of proposed processes, operations and the like in the detail needed to evaluate potential effects on the town's system. Proposed control devices shall be identified by size, manufacturer and model number or by specification.
(E) When in the opinion of the town an existing service may require the installation of a control device in order to accomplish the intent of this section, the customer shall submit for review the information as may be necessary to permit the town to evaluate the potential for undesirable effects on its system. Upon notification of the customer by the town that a control device is necessary, the customer will submit plans and specification for approval and install or cause to be installed entirely at the customer's expense the devices as may be necessary to comply with this section.
(F) When in the town's opinion a control device is required the following will occur.
(1) A reduced pressure principle device shall be installed when it is determined that the activities of or the materials utilized within the facility could become a hazard to public health in the event a cross-connection or backflow were to occur.
(2) A double check valve shall be installed when it is determined by the town that the activities of or material utilized within the facility could create an undesirable effect on potable water in the event a cross-connection or backflow were to occur. The customer shall install, operate, test and maintain an approved backflow prevention device at the direction of the town. The town reserves the right to refuse service unless the customer's line(s) or piping are installed in a manner as to prevent cross connection or backflow.
(G) Control devices installed to meet the requirements of this section shall be limited to those approved by the Foundation for Cross-connection Control and Hydraulic Research, University of Southern California.
(H) All water service connections to the town's mains and all control devices up to and including four inches which are to be located in a vault at the customer's property shall be installed by the town. The installation will be made only after approval of plans and receipt of the estimated cost of the installation.
(I) All control devices six inches and larger and all control devices to be located within the customer's property shall be installed by the customer after town approval of plans.
(J) The town shall own and maintain the service from the main (generally in the street) to the property line of the customer.
(K) Annual testing and necessary repair of control devices shall be performed by town personnel. All testing and repair costs shall be billed to and paid by the customer. Representatives of the town shall be given ready access to control devices required by the town at all reasonable times for inspection, testing and repair. Under emergency conditions, access shall be granted whenever requested.
(OC, § 5-1-19)