Seepage measurements for all drains and collection pipes should be provided, as outlined in R655-11-6E, for all high and moderate hazard dams. Any significant seepage areas which develop must be provided with measuring devices and at the discretion of the State Engineer, must be collected in a filtered drainage system.

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