Structures that hold back, divert or release water in rivers and coastal lowlands, such as dams, weirs, spillways, sluice gates, levees and polders. A member belongs here when the cited article describes it as a dam or a structure that controls the flow of water. The group is one of the groupings under this field in the Technology Atlas, and each member keeps its own entry with its own cited sources and its own place in the field. Its members appear in the Browse By view for the field, so a reader can move from this group to each member entry and to the sources cited there.
Dams and Water Control Works
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Sources
Arch dam, Wikipedia
Has Member: Arch Dam, IntroductionQuote, Has Member: Arch Dam, Introduction
An arch dam is a concrete dam that is curved upstream in plan.
Gravity dam - Wikipedia
Has Member: Gravity Dam, IntroductionQuote, Has Member: Gravity Dam, Introduction
A gravity dam is a dam constructed from concrete or stone masonry and designed to hold back water by using only the weight of the material and its resistance against the foundation.
Weir - Wikipedia
Has Member: Weir, IntroductionQuote, Has Member: Weir, Introduction
A weir , or low-head dam is a barrier across the width of a body of water that alters the flow characteristics of water and usually results in a change in the height of the water level.
Spillway - Wikipedia
Has Member: Spillway, IntroductionQuote, Has Member: Spillway, Introduction
A spillway is a structure used to provide the controlled release of water from a dam or levee, typically downstream into the dammed river.
Sluice - Wikipedia
Has Member: Sluice Gate, IntroductionQuote, Has Member: Sluice Gate, Introduction
A sluice ( SLOOS) is a water channel containing a sluice gate, a type of lock to manage water flow and water level.
Culvert - Wikipedia
Has Member: Culvert, IntroductionQuote, Has Member: Culvert, Introduction
A culvert is a structure that channels water past an obstacle or to a subterranean waterway.
Levee, Wikipedia
Has Member: Levee, IntroductionQuote, Has Member: Levee, Introduction
A levee ( or ), is an elevated ridge alongside the banks of a river, often intended to protect against flooding of the area adjoining the river.
Polder, Wikipedia
Has Member: Polder, IntroductionQuote, Has Member: Polder, Introduction
A polder (Dutch pronunciation: [ˈpɔldər] ) is a low-lying tract of land that forms an artificial hydrological entity, enclosed by embankments known as dikes.
Flood barrier (Wikipedia)
Has Member: Storm Surge Barrier, IntroductionQuote, Has Member: Storm Surge Barrier, Introduction
A flood barrier, surge barrier or storm surge barrier is a specific type of floodgate, designed to prevent a storm surge or spring tide from flooding the protected area behind the barrier.
Lock (water navigation), Wikipedia
Has Member: Canal Lock, Lead paragraphQuote, Has Member: Canal Lock, Lead paragraph
A lock is a device used for raising and lowering boats, ships and other watercraft between stretches of water of different levels
Boat lift - Wikipedia
Has Member: Boat Lift, Lead paragraphQuote, Has Member: Boat Lift, Lead paragraph
is a machine for transporting boats between water at two different elevations
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