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en.wikipedia.org/wiki/Dam

A dam is a barrier that stops or restricts the flow of water or underground streams. Reservoirs ... Two dams called Ha-Uar running east-west were built to retain water during the annual flood and then release it to surrounding lands. The lake ...

www.wikihow.com/Dam-a-River

Divert the river. Typically you can do this by digging/blasting out a series of trenches leading from well-upstream of the dam site to somewhere downstream.

www.quora.com/How-can-we-build-a-dam-across-a-river-if-water-is-constantly-flowing-through-it

Thanks for the A2A Malay Parmar. I tried my level best to put up for the answer. Hope it helps ! ... A dam is built on a soil or rock foundation, depending on the type of dam. The foundation must be strong enough to carry the weight of the dam, ...

.ask.com/youtube?q=How+Are+Dams+Built%3F&v=DfpAXqPsXuQ
Apr 12, 2013 ... Dam Construction 3D Animation Film Client - AFCONS ... How the 726-Foot-Tall Hoover Dam Was Built Ahead of Schedule - Duration: 3:33.
.ask.com/youtube?q=How+Are+Dams+Built%3F&v=JaSIVSnfkv4
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www.apliut.com/pages/aideenseignement/swapshop_Nimes07/desparbes_howtobuildadam.pdf

To build a Dam the engineers must first de-water the part of the river valley in which they ... The tunnel is built through one side of the valley around the planned ...

www.madehow.com/Volume-5/Concrete-Dam.html

Concrete dams are built in four basic shapes. The concrete gravity dam has weight as its strength. A cross section of this dam looks like a triangle, and the wide ...

members.optusnet.com.au/~engineeringgeologist/page10.html

How Dams are Built. Construction work on a dam project is carried out at the dam site itself and also at other locations such as spillway site, rock fill quarry, clay ...

www.teachengineering.org/lessons/view/cub_dams_lesson01

A dam is built to control water through placement of a blockage of earth, rock and/ or concrete across a stream or river. Dams are usually constructed to store ...

britishdams.org/about_dams/divert.htm

A dam is usually constructed across a river to create a reservoir in the valley behind by storing the water that flows into it naturally. Sometimes, they are built ...