HAR 6-77-186
HAR 6-77-186 Abandonment or inactivation of facilities
its operating and maintenance plan for abandonment or deactivation of pipelines, including provisions for meeting each of the requirements of this section.#
(b)Each pipeline abandoned in place must be disconnected from all sources and supplies of gas; purged of gas; in the case of offshore pipelines, filled with water or inert materials; and sealed at the ends. However, the pipeline need not be purged when the volume of gas is so small that there is no potential hazard.#
(c)Except for service lines, each inactive pipeline that is not being maintained under this chapter must be disconnected from all sources and supplies of gas; purged of gas; in the case of offshore pipelines, filled with water or inert materials; and sealed at the ends. However, the pipeline need not be purged when the volume of gas is so small that there is no potential hazard.#
(d)Whenever service to a customer is discontinued, one of the following must be complied with:#
(1)The valve that is closed to prevent the flow of gas to the customer must be provided with a locking device or other means designed to prevent the opening of the valve by persons other than those authorized by the operator;#
(2)A mechanical device or fitting that will prevent the flow of gas must be installed in the service lines or in the meter assembly; or#
(3)The customer's piping must be physically disconnected from the gas supply and the open pipe ends sealed.#
(e)If air is used for purging, the operator shall insure that a combustible mixture is not present after purging.#
(f)Each abandoned vault must be filled with a suitable compacted material. [Eff ] (Auth: HRS '269-6) (Imp: 49#