- (a) All gates, valves, and controls must be maintained in operational condition.
- (b) Operation of each such item must be tested at least annually, and such tests must be documented in the owner’s permanent records.
- (c) However, tests may be waived by the Chief Engineer of the Arkansas Natural Resources Commission if the design of drainage facilities and/or their condition is such that reclosing the drain would be impossible until the reservoir was substantially emptied.