46-1664. Safety inspections; when; department; powers and duties.
(1) The department shall inspect dams for the purpose of determining their safety. The normal inspection frequency shall be annually for high hazard potential dams, biennially for significant hazard potential dams, and every five years for low hazard potential dams and every five years or more for minimal hazard potential dams. The department may vary the inspection frequency of some sites based on an evaluation of the site performance history. The department may conduct additional inspections at any time. If serious safety concerns are found by the department during the inspections, the department shall require the owner to conduct tests and investigations sufficient for the department to determine the condition of the dam. After review of the tests or investigations, the department may require modification, removal, or breach of the dam or alteration of operating procedures to restore or improve the safety of the dam and may require installation of instrumentation to monitor the performance of the dam.
(2) The department may report the results of dam inspections that determine unsafe conditions or noncompliance to the National Performance of Dams Program.
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