RegulationsHAR 6-77-195RegulationcurrentHAR 6-77-195HAR 6-77-195 Valve maintenance: transmission linesCurrent as of 1994-09-03 Government sourceHawaii Public Utilities CommissionOfficial agency materialView source 2 passagesmight be required during any emergency must be inspected and partially operated at intervals not exceeding fifteen months, but at least once each calendar year. [Eff ] (Auth: HRS '269-6) (Imp: 49#C.F.R. '192.745, October 1, 1990)#