Hawaii Administrative Rules
Title 6 - DEPARTMENT OF BUDGET AND FINANCE
Division - PUBLIC UTILITIES COMMISSION
Chapter 77 - TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE; MINIMUM SAFETY STANDARDS
Subchapter 6 - MINIMUM SAFETY STANDARDS - DESIGN OF PIPELINE COMPONENTS
Section 6-77-68 - Protection against accidental overpressuring
Universal Citation: HI Admin Rules 6-77-68
Current through August, 2024
(a) General requirements. Except as provided in section 6-77-69, each pipeline that is connected to a gas source so that the maximum allowable operating pressure could be exceeded as the result of pressure control failure or of some other type of failure, must have pressure relieving or pressure limiting devices that meet the requirements of sections 6-77-70 and 6-77-71.
(b) Additional requirements for distribution systems. Each distribution system that is supplied from a source of gas that is at a higher pressure than the maximum allowable operating pressure for the system must:
(1) Have pressure regulation
devices capable of meeting the pressure, load, and other service conditions
that will be experienced in normal operation of the system, and that could be
activated in the event of failure of some portion of the system; and
(2) Be designed so as to prevent accidental
overpressuring.
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