- gravel pipe
-
эрозионный карман
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
pipe trap — a trap associated with a weir on Japanese rivers. Two gravel dikes, parallel with the river flow, direct fish to a small weir, 30 40 cm high. A pipe just below the weir carries fish blocked by the weir to a holding tank or … Dictionary of ichthyology
Orangeburg pipe — (also known as fiber conduit ) is bitumenized fiber pipe made from layers of wood pulp and pitch pressed together. It was used from the 1860s through the 1970s, when it was replaced by PVC pipe for water delivery and ABS pipe for drain waste vent … Wikipedia
Sand pipe — Sand Sand, n. [AS. sand; akin to D. zand, G. sand, OHG. sant, Icel. sandr, Dan. & Sw. sand, Gr. ?.] 1. Fine particles of stone, esp. of siliceous stone, but not reduced to dust; comminuted stone in the form of loose grains, which are not coherent … The Collaborative International Dictionary of English
sand pipe — noun 1. : a pipe containing sand or serving as a channel for sand (as on a locomotive) 2. : a tubular cavity from a few inches to many feet in depth formed by solution especially in calcareous rocks and often filled with gravel and sand * * *… … Useful english dictionary
geological organ — A cylindrical or funnelshaped cavity in relatively soluble bedrock which typically has a vertical orientation and is partly or wholly filled with material similar to the overlying sediment cover. They are produced by solution of bedrock and… … Lexicon of Cave and Karst Terminology
Construction of the Trans-Alaska Pipeline System — The construction of the Trans Alaska Pipeline System was a massive undertaking involving tens of thousands of people often in extreme temperatures and conditions. Specialized construction techniques were pioneered to build the pipeline, most of… … Wikipedia
Deep foundation — A deep foundation installation for a bridge in Napa, California, United States … Wikipedia
mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… … Universalium
tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium
Comstock Lode — Bonanza ore, Consolidated California and Virginia Mine, Comstock Lode The Comstock Lode was the first major U.S. discovery of silver ore, located under what is now Virginia City, Nevada, on the eastern slope of Mount Davidson, a peak in the… … Wikipedia
Construction aggregate — Limestone quarry … Wikipedia