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Weir

en.wikipedia.org/wiki/Weir

A weir /ˈwɪər/ is a barrier across a river designed to alter its flow characteristics. In most cases, weirs take the form of obstructions smaller than most conventional dams, ...

What is a weir? - Engineering.com

www.engineering.com/Ask@/qactid/4/qaqid/243.aspx

John Hayes, A weir is an underwater dam created to reduce, but not stop the flow of water in a river or stream. Say you have a stream running through a property ...

Aquatic species decline at dams and weirs documented ...

www.sciencedaily.com/releases/2011/09/110914143638.htm

Sep 14, 2011 ... Dams and weirs have a stronger impact on watercourse ecosystems than was previously realized. Species diversity in the dammed area ...

Evaluation of dams and weirs operating for water resource ...

www.sciencedirect.com/science/article/pii/S0048969714000473

Apr 15, 2014 ... As part of the Four Major Rivers Restoration Project, 16 multi-functional weirs have recently been constructed in each river system in Korea.

small dams and weirs in earth and gabion materials - FAO.org

ftp.fao.org/agl/aglw/docs/misc32.pdf

small earth dams with a gabion spillway, intake weirs for gravity irrigation schemes, groynes, river bed training works and for protection against hydraulic erosion ...

etymology - Weir vs. Low water dam - English Language & Usage ...

english.stackexchange.com/questions/152440/weir-vs-low-water-dam

Feb 17, 2014 ... I came across the word weir today. It appears that we here in the USA refer to this same device as a low water dam. I'm curious why we don't ...

Evaluation of dams and weirs operating for water resource ... - NCBI

www.ncbi.nlm.nih.gov/pubmed/24530590

Sci Total Environ. 2014 Apr 15;478:103-15. doi: 10.1016/j.scitotenv.2014.01.038. Epub 2014 Feb 12. Evaluation of dams and weirs operating for water resource ...

What is the difference between weirs and barrages? - Quora

www.quora.com/What-is-the-difference-between-weirs-and-barrages

Aug 7, 2015 ... Thus a weir with controlling gates is known as barrage. Let us summarize this : Both terms are used in conjunction with water dams. Weir stores ...

www.ask.com/youtube?q=What Are Dams and Weirs&v=oSNDFhZ7loQ
Jun 24, 2007 ... One of two weir dams downstream from South Holston Dam outside of Bristol, TN .

Weirs - Flow Rate Measure - Engineering ToolBox

www.engineeringtoolbox.com/weirs-flow-rate-d_592.html

Weirs are structures consisting of an obstruction such as a dam or bulkhead placed across the open channel with a specially shaped opening or notch. The flow ...

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Difference Between Weir and Dam

www.differencebetween.com

Jun 19, 2011 ... Weir vs Dam. Man has always been in a constant struggle to make optimum use of the flowing waters of rivers. He has tried to build high brick ...

Dams: What They Are and What They Do | International Rivers

www.internationalrivers.org

Weirs and barrages are different types of 'run–of–river' dams, this means that while they raise the water level upstream they create only a small reservoir ('head  ...

Weir (dam) - definition of Weir (dam) by The Free Dictionary

www.thefreedictionary.com

A fence or wattle placed in a stream to catch or retain fish. 2. A dam placed across a river or canal to raise or divert the water, as for a millrace, or to regulate or ...