(A) An approved backflow device shall be installed on all connections to the public water supply as described in the State Plumbing Code and Agency regulations. In addition, an approved backflow prevention device shall be installed on each service line to a consumer’s water system serving premises, where in the judgment of the Director of Public Works, actual or potential hazards to the public water supply exist.
(B) An approved backflow prevention device shall be installed on each service line to a consumer’s water system serving premises where the following conditions exist:
(1) Premises having an auxiliary water system, unless the auxiliary system is accepted as an additional source by the Director of Public Works and the source is approved by the Agency;
(2) Premises on which any substance is handled which can create an actual health hazard;
(3) Premises having sources or systems containing process fluids or waters originating from the public water system which are no longer under the sanitary control of the Director of Public Works;
(4) Premises having internal cross- connections that, in the judgment of the Director of Public Works and/or an approved cross-connection control device inspector, are not correctable, or intricate plumbing arrangements which make it impractical to determine whether or not cross- connections exist;
(5) Premises where, because of security requirements or other prohibitions or restrictions, it is impossible or impractical to make a complete cross- connection survey; and
(6) Premises that have a repeated history of cross-connections being established or re-established.
(C) An approved backflow device shall be installed on all connections to the public water supply as described in the State Plumbing Code and Agency regulations. In addition, an approved backflow prevention device shall be installed on each service line to a consumer’s water system serving, but not necessarily limited to, the following types of facilities unless the Director of Public Works determines that no actual or potential hazard to the public water supply system exists:
(1) Hospitals, mortuaries, clinics, nursing homes;
(2) Laboratories;
(3) Piers, docks, waterfront facilities;
(4) Sewage treatment plants, sewage pumping stations or stormwater pumping stations;
(5) Food or beverage processing plants;
(6) Chemical plants;
(7) Metal plating industries;
(8) Petroleum processing or storage plants;
(9) Radioactive material processing plants or nuclear reactors;
(10) Car washes;
(11) Pesticide or herbicide or extermination plants and trucks; or
(12) Farm service and fertilizer plants and trucks.
(D) If in accordance with the State Plumbing Code or in the judgment of the Director of Public Works, an approved backflow prevention device is necessary for the safety of the public water supply system, the Director of Public Works will give notice to the water customer to install an approved device. The water customer shall, at his or her own expense and within a period of time as the Director of Public Works shall allow, install an approved device at a location and in a manner in accordance with the State Plumbing Code and all applicable ordinances of the village and shall have inspections and tests made of the approved devices upon installation and periodically thereafter as required by the State Plumbing Code and all applicable ordinances of the village.
(E) Where a booster pump has been installed on the service line to or within any premises, the pump shall be equipped with a low pressure cut-off device designed to shut off the booster pump when the pressure in the service line on the suction side of the pump drops to 20 psi or less. It shall be the duty of the water consumer to maintain the low pressure cut-off device in proper working order and to certify to the Director of Public Works, at least once a year, that the device is operable.
(Ord. 785, passed 1-13-1992)