- A. To facilitate inspection, all dams shall have a zone 25 feet beyond all contacts at the downstream groins and toe of the dam in which all woody vegetation is to be removed.
- B. If the dam is located in an area where grazing occurs, then livestock must be restricted from the dam by suitable fencing.
- C. Unless the dam crest serves as a public road, a suitable gate or other barrier should be installed to prohibit traffic.
- D. Geosynthetics may not be used in a dam as the primary design feature unless specifically approved, in writing, by the State Engineer.
- E. The foundation downstream of a dam should be graded to convey seepage waters and runoff away from the dam.
- F. All control houses and other structures housing instrumentation and operating devices should be designed to discourage unauthorized entry and damage from vandalism.
- G. If burrowing animal activity is anticipated to be excessive, design consideration should be made to prohibit their entry, or place materials as a shell which are not capable of sustaining a rodent hole.
KEY: dams, earthquakes, floods, reservoirs
Date of Last Change: March 24, 2016
Notice of Continuation: October 2, 2025
Authorizing, and Implemented or Interpreted Law: 73-5a