§ 16.16.320. Fuel gas installations and operating pressures.

A.

Fuel gas installations shall include, natural gas, manufactured gas, liquified petroleum gas-air mixtures and mixtures of those gases, plus gas-air mixtures within the flammable limit of a mixture being a commercially distributed product.

B.

For other than undiluted LP gas systems, installations shall be from the point of delivery (outlet of the service meter assembly) to the connections of each gas utilization device.

C.

For undiluted LP gas systems, installations shall be from the point of delivery (outlet of the first stage regulator).

D.

Gas-air mixtures piping systems within the flammable range shall be limited to a maximum operating pressure of 10 psig without permission of the director of codes administration or his duly authorized representatives.

E.

Natural gas piping systems shall be limited to seven inches of water column. Systems of two pounds or greater for new installations, shall require written approval from the local gas utility company.

F.

LP (vapor) piping systems shall be limited to fifteen inches of water column without prior approval of liquified petroleum supplier.

(Ord. 90-1253 § 1 (part), 1990; prior code § 19-1-45, 19-1-45.1—19-1-45.5)