- Settore: Government
- Number of terms: 15655
- Number of blossaries: 0
- Company Profile:
A U.S. Department of the Interior agency that oversees water resource management incuding the oversight and operation of numerous diversion, delivery, and storage projects the agency has built throughout the western United States for irrigation, water supply, and attendant hydroelectric power ...
An embankment dam in which more than 50 percent of the total volume is comprised of compacted or dumped cobbles, boulders, rock fragments, or quarried rock generally larger than 3-inch size. The rock provides structural integrity for the dam around an impervious core.
Industry:Engineering
A submerged structure across a river to control the water level upstream. The crest of a spillway. The horizontal gate seating, made of wood, stone, concrete, or metal at the invert of any opening or gap in a structure. Hence, the expressions: gate sill, stoplog sill.
Industry:Engineering
A structural or geologic feature or an equipment item whose failure under the particular loading condition or set of circumstances being considered would create a dam safety deficiency. An equipment item or procedure required for safe operation of the dam or reservoir.
Industry:Engineering
The energy generated in kWh (kilowatt-hours) represents gross generation. It consists of the total generation minus station use. Process of producing electric energy by transforming other forms of energy. Amount of electric energy produced, expressed in kilowatt-hours.
Industry:Engineering
Any fabric or textile (natural or synthetic) used as an engineering material in conjunction with soil, foundations, or rock. Geotextiles provide the following uses: drainage, filtration, separation of materials, reinforcement, moisture barriers, and erosion protection.
Industry:Engineering
U.S. Fish and Wildlife Service (FWS) or National Marine Fisheries Service (NMFS) opinion that an action is not likely to jeopardize the continued existence of listed species or result in the destruction or adverse modification of critical habitat. See jeopardy opinion.
Industry:Engineering
Capacity of generating equipment normally reserved for operation during the hours of highest daily, weekly, or seasonal loads. Some generating equipment may be operated at certain times as peaking capacity and at other times to serve loads on an around-the-clock basis.
Industry:Engineering
The middle layer of a lake, separating the upper, warmer portion (epilimnion) from the lower, colder portion (hypolimnion). The middle layer in a thermally stratified lake or reservoir. In this layer there is a rapid decrease in temperature with depth. See metalimnion.
Industry:Engineering
Slice of the channel and adjacent valley made perpendicular to the assumed flow. The ground surface and streambed elevations of this slice are used in hydraulic computations. An elevation view of a dam formed by passing a plane through the dam perpendicular to the axis.
Industry:Engineering
A term used in association with the sale of excess lands. In order for an eligible buyer of excess land to receive Reclamation irrigation water on such land, a covenant controlling the sale price of the land must be placed in the deed transferring the land to the buyer.
Industry:Engineering
