(A) All fire protection systems connected to the City water supply must be equipped with a containment backflow assembly according to the following criteria:
(1) Fire protection systems connected to the public water supply, two inches and smaller, not using booster pumps or chemical additives, shall be protected with an approved double check valve assembly (DCVA) as a minimum requirement.
(2) Fire protection systems two inches and smaller, using booster pumps and/or chemical additives, shall be protected by an approved reduced pressure zone assembly.
(3) Fire protection systems two and one-half inches and larger, not using booster pumps or chemical additives, and not equipped with a fire department connection, shall be protected with an approved double check detector assembly (DCDA) as a minimum requirement.
(4) Fire protection systems two and one-half inches and larger, with booster pumps, chemical additives, and/or fire department connection (FDC), shall be protected by an approved reduced pressure zone detector assembly (RPDA) at the main service connection. The fire department connection must be located on the customer's side of the backflow assembly.
(B) There shall be no taps, yard hydrants or other points of use allowed between the fire line service connection and containment backflow assembly.
(Ord. 24-O-02, passed 2-26-2024)