Each transmission line valve that might be required during any emergency must be inspected and partially operated at intervals not exceeding fifteen months, but at least once each calendar year.
Haw. Code R. § 6-77-195
Each transmission line valve that might be required during any emergency must be inspected and partially operated at intervals not exceeding fifteen months, but at least once each calendar year.
Haw. Code R. § 6-77-195