HAR 6-77-174
HAR 6-77-174 Transmission lines: patrolling
program to observe surface conditions on and adjacent to the transmission line right-of- way for indications of leaks, construction activity, and other factors affecting safety and operation.#
(b)The frequency of patrols is determined by the size of the line, the operating pressures, the class location, terrain, weather, and other relevant factors, but intervals between patrols may not be longer than prescribed in the following table: _____________________________________________________________________ ____ │ Maximum interval between patrols Class Location │ At highway and │ of line │ railroad crossings │ At all other places 1, 2.............│ 7-1/2 months; but at │ 15 months; but at least │ least twice each │ once each calendar year. │ calendar year. │ 3................│ 4-1/2 months; but at │ least four times each │ 7-1/2 months; but at least │ twice each calendar year. │ calendar year. │ 4................│ 4-1/2 months; but at │ least four times each │ calendar year. │ 4-1/2 months; but at │ least four times each │ calendar year. │ │ [Eff ] (Auth: HRS '269-6) (Imp: 49#