California
§ 64577. Isolation Valves.
1 provisions · California regulatory authority
Provisions
Citable source units
22 CCR 64577Physical EnvironmentFacility Operations
Isolation Valves.
Requires isolation valves on new water mains at specified intervals, connections, and fire-hydrant branches.
Group
Physical Environment Life Safety
Category
Physical Environment
Domain
Facility Operations
Topics
Water Main isolation valves, Water distribution systems, Fire hydrant connections