A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water‚ while other structures such as floodgates or levees (also known as dikes) are used to manage or prevent water flow into specific land regions. Hydropower and pumped-storage hydroelectricity are often used in conjunction with dams to provide clean electricity for millions of consumers. It can also be used to collect water or for storage of water which can be evenly distributed
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Aswan High Dam The Nile River runs through Egypt and Sudan. It has a lot of power that needed to be capture. To capture this power the Aswan Dam was built. This dam could not quite get the job done. Thus‚ the High Dam at Aswan was built. In a relatively rainless region‚ it is only because of the Nile River’s annual flood that the areas of Egypt and Nubia became habitable and airable. The flood would and could vary greatly
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Did you mean: multi purpose river valley project |Scholarly articles for multi purpose river valelly project | |[pic] |Citizen Speak: The Democratic Imagination in American Life - Perrin - Cited by 6 | | |Government by the People - Burns - Cited by 63 | The Blackstone River Theatre |10 Mar 2007 ... Blackstone River Theatre ’s open drum circle
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THE KALABAGH DAM CONTROVERSY www.metacoustics.com.au Submitted to: Mr. Ali Shahrukh Pracha Submitted by: Amirah Hashmi INTRODUCTION The Kalabagh dam controversy has been the highlight of attention since a long time now. Every now and then an issue is raised and left unsorted leaving the related provinces further confused as Pakistan’s government has not been able to decide between the two contrasting point of views since the last 27 years (1984‚ since its design was presented)(Iftikhar‚2005)
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Electric On the Cover Portland General Electric’s North Fork Dam‚ on the Clackamas River southeast of Portland‚ is a thin‚ variable-radius concrete arch dam with a maximum height of 207 feet and a thickness varying from 32 feet at the base to 8 feet at the crest. The spillway is a 200-foot-long gated ogee-type structure with a 250-foot-long reinforced concrete chute discharging into the tailrace. The spillway is controlled by three‚ 50-foot-wide by 37.5-foot-high tainter gates. The powerhouse
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Tehri Dam The Tehri Dam is the highest dam in India‚ 2nd highest in Asia and 8th highest in world. It is a multi-purpose rock and earth-fill embankment dam on the Bhagirathi River near Tehri in Uttarakhand‚ India. It is the primary dam of the THDC India Ltd. and the Tehri hydroelectric complex. Phase 1 was completed in 2006‚ the Tehri Dam withholds a reservoir for irrigation‚ municipal water supply and the generation of 1‚000 MW of hydroelectricity. One more project of the installed capacity of
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The Hoover Dam‚ a tremendous barrier holding up the powerful Colorado River‚ was built during the Great Depression. This project gave an average of 21‚000 people a job around the United States‚ hiring six companies. Construction on the Hoover Dam started April 20‚ 1931 and ended March 1‚ 1936; two years ahead of schedule. This was the world’s largest dam at the time; capable of holding 9 trillion gallons of water‚ weighing close to 6.6 million tons requiring 3‚250‚000 cubic yards of concrete as well
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Sand Dams in Kenya WHAT IS A SAND DAM? A Sand Dam is a steel reinforced concrete wall built across a sandy riverbed. During rainy seasons‚ a seasonal river forms and carries soil (consisting of sand and silt) which moves downstream. The heavy sand builds up behind the dam‚ whereas lighter sand and silt washes over the wall of the dam. Within the space of one to four rainy seasons‚ these dam types get completely filled with sand. However‚ approximately 40% of the volume held behind the dam is
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THE SARDAR SAROVAR DAM The Sardar Sarovar Dam is a gravity dam on the Narmada River near Navagam‚ Gujarat in India. It is the largest dam and part of the Narmada Valley Project‚ a large hydraulic engineering project involving the construction of a series of large irrigation and hydroelectric multi-purpose dams on the Narmada River. The project took form in 1979 as part of a development scheme to increase irrigation and produce hydroelectricity. One of the 30 dams planned on river Narmada‚ Sardar
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Effects of Dam Building Grade 10 Geography Units 12‚ 13‚ 14 Essay - Effects of Dam Building By:Brenden Kilmartin Many people have already dammed a small stream using sticks and mud by the time they become adults. Humans have used dams since early civilization‚ because four-thousand years ago they became aware that floods and droughts affected their well-being and so they began to build
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