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State Water Resources Control Board

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Mr. Tsungchu Chien, P.E., M.ASCE

State Water Resources Control Board

Contributions

1 to 2 of 2 total

RE: Vertical separation distance between gas line and potable water main

Posted By Tsungchu Chien 12-29-2019 09:59 AM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread

Great! Thank you guys for the suggestions and sharing your experiences! -George

Vertical separation distance between gas line and potable water main

Posted By Tsungchu Chien 12-27-2019 11:57 AM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread

Hi there, When a proposed water main is crossing perpendicular to an existing gas line, is there any requirement (in California) of the vertical separation distance? The proposed water main is a 12" ductile pipe, pressure class is 350 psi, operating pressure is 75 psi. The existing gas line is ...