(A) An approved backflow device shall be installed on all connections to the public water supply as described in the Plumbing Code, 77 Ill. Adm. Code 890 and the Agency’s regulations, 35 Ill. Adm. Code 681. In addition, an approved backflow prevention device shall be installed on each service line to a consumer’s water supply system serving premises where, in the judgment of the Public Works Director, actual or potential hazards to the public water supply system 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 exists:
(1) Premises having an auxiliary water supply, unless such auxiliary supply is accepted as an additional source by the Public Works Director and the source is approved by the Illinois Environmental Protection Agency;
(2) Premises on which any substance is handled which can create an actual or potential hazard to the public water supply system. This shall include premises having sources or systems containing process fluids or waters originating from the public water supply system which are no longer under the sanitary control of the Public Works Director;
(3) Premises having internal cross-connections that, in the judgment of the Public Works Director and/or the cross-connection control device inspector, are not correctable or intricate plumbing arrangements which make it impractical to determine whether or not cross-connection exist;
(4) Premises where, because of security requirements or other prohibitions or restrictions, it is impossible or impractical to make a complete cross-connection; and
(5) Premises having 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 Plumbing Code, 77 Ill. Adm. Code 890 and the Agency’s regulations, 35 Ill. Adm. Code 653. 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 Public Works Director determines that no actual or potential hazard to the public water supply system exists:
(1) Hospitals, mortuaries, clinics, and nursing homes;
(2) Laboratories;
(3) Piers, docks, and 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; and
(12) Farm service and fertilizer plants and trucks.
(Prior Code, Chapter 20, Article 14A, § 6) (Ord. 12 (Series 1998-1999), passed 11-2-1998)