73-5a-106 - Dams classified according to hazard and use. - Utah Statutes

73-5a-106. Dams classified according to hazard and use.
(1) Dams shall be classified according to hazard and use.
(2) Hazard classifications are as follows:
(a) high hazard - those dams which, if they fail, have a high probability of causing loss ofhuman life or extensive economic loss, including damage to critical public utilities;
(b) moderate hazard - those dams which, if they fail, have a low probability of causingloss of human life, but would cause appreciable property damage, including damage to publicutilities; and
(c) low hazard - those dams which, if they fail, would cause minimal threat to human life,and economic losses would be minor or limited to damage sustained by the owner of thestructure.
(3) Use classifications are as follows:
(a) water storage - dams which impound water for prolonged periods, including thosebuilt for irrigation, power generation, water supply, aquatic culture, and recreation;
(b) flood control - dams constructed to operate only during significant runoff events andwhich impound water for a small percentage of time, including those built for flood control orsediment control and debris basins;
(c) tailings - dams in which a large component of the material impounded consists ofsaturated solids; and
(d) other - dams which impound a minimal amount of water or where the head behind thedam is minimal, including stock ponds, wash water ponds, recirculated process water ponds,regulating reservoirs, and diversion dams.

Amended by Chapter 264, 1996 General Session