10 Terms
Contributors in Hydro dam
Hydro dam
significant wave height
Energy; Hydro dam
Average height of the one-third highest individual waves. May be estimated from wind speed, fetch length, and wind duration.
earthquake, safety evaluation (SEE)
Energy; Hydro dam
The earthquake, expressed in terms of magnitude and closest distance from the dam site or in terms of the characteristics of the time history of free-field ground motions, for which the safety of the ...
shaft spillway
Energy; Hydro dam
A vertical or inclined shaft into which water spills and then is conveyed through, under, or around a dam by means of a conduit or tunnel. If the upper part of the shaft is splayed out and terminates ...
grout blanket
Energy; Hydro dam
An area of the foundation systematically grouted to a uniform shallow depth.
regulating dam
Energy; Hydro dam
A dam impounding a reservoir from which water is released to regulate the flow downstream.
