(A) All gate valves, including tapping valves, shall be Mueller, M&H, Kennedy or equal in accordance with AWWA C-500 specifications.
(B) Gate valves 12 inches in diameter and smaller shall be mechanical joint or hub-end all-bell. They shall be O ring, open-left valves or the non-rising stem type. These valves shall be designed for a minimum of 175 psi working pressure and 300 psi hydrostatic test pressure with a two-inch operating nut. Valves shall be cast iron or ductile iron.
(C) Tapping valves shall be manufactured in accordance with AWWA specifications. They shall be of the Mueller, M&H, Kennedy or American O ring, open-left type.
(Ord. passed 6-21-2011)