(A) All new businesses and industries where it is possible that a pollutional, health, or system hazard may be created, and/or where materials dangerous to health or toxic substances in toxic concentrations are in tanks, piping systems, or other auxiliary water supply on the premises, and/or where the water system is, or may be, cross-connected to the owner’s private water supply, an approved backflow prevention device will be required at each meter connection on the premises. The backflow preventer must be of the type acceptable to the utility.
(B) (1) For all existing businesses and industries having secondary water supplies within its premises a reduced pressure backflow preventer at all meter connections entering the premises will be required as a condition of service on and after May 1, 1989.
(2) For all others, annual surveys may be made of the consumer’s presently installed water system in order to determine the degree of hazard through possible cross-connections to the public potable water system. This survey will be an inspection to establish: the water uses on the premises; the existence or possibility of cross-connections; repumped water supplies; the use or possible use of pollutants, contaminants, toxic substances, and other liquid, solid, or gaseous substances which may be used industrially for stabilization of water supplies and other industrial processes as are necessary by the industry. If violations are found, corrections must be made. Should a subsequent violation be found an approved backflow prevention device is required at each meter connection on the premises. The backflow preventer must be of the type acceptable to the utility.
(C) All high rise structures (buildings over four stories or 40 feet tall) are required, as a condition of providing service, to have an approved reduced pressure backflow device at all meter connections.
(D) Backflow preventer’s responsibility for installation and maintenance. Backflow preventive devices required hereunder shall be of a type and manufacture approved by the utility. The devices shall be installed by and at the expense of the customer in an accessible location, without provisions for bypass, and in a manner approved by the utility. The customer shall maintain them in a satisfactory operating condition and shall overhaul or replace the devices if found defective.
(Prior Code, § 53.03) (Ord. 3487, passed - -1989) Penalty, see § 10.999