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dam
Kemano Dam
Kemano Dam see Nechako , river, Canada.
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Dams and their usefulness.
Magazine article from: Economic Review; 11/1/2006; ; 700+ words
; ...is seldom used in a dam because, timbers...is not reasonable. Dams made from rock, earth...Hoover dam. A large dam of the Panama forms a Gatun lake. Notable dams in Egypt are built...the height of the dam. Concrete buttress dams have materials in...
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DAM SAFETY ASSISTANCE:MR. KENNETH SMITH
Transcript from: Congressional Testimony; 7/26/2006; 700+ words
; ...employees assigned to the dam safety program. Indiana has about 1,100 dams with only 1 engineer...several large and tragic dam failures in the 1970s that focused attention on dams and prompted Congress to pass national dam safety legislation...
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DAM SAFETY ASSISTANCE:DAVID I. MAURSTAD
Transcript from: Congressional Testimony; 7/26/2006; 700+ words
; ...inspecting and regulating dams. On February 26, 1972, a dam owned by the Buffalo Mining...dams in Maine to the Folsom Dam in California, dams continue to present a significant...improvement of our nation`s dams. The Dam Safety and Security Act of...
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WHICH DAMS SHOULD GO? STATE WEIGHS HARM, CHARM
Newspaper article from: The Boston Globe; 7/24/2000; ; 700+ words
; ...every spring. The dam is one of about 3,000 dams blocking Massachusetts...of dozens of other dams are unknown. Staff...Restore, the state dam removal program, and...trying to track down dam owners. About 350 dams are on the state...
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Dams and its usefulness.
Magazine article from: Economic Review; 7/1/2009; ; 700+ words
; ...Grand Coulee dam, and Hoover dam. A large dam of the Panama forms Gatun Lake. Notable dams in Egypt are built on river...spillway. In this way the dam's foundation is not eroded. In Pakistan, three major dams i.e. Mangla, Tarbela...
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Dams are not forever: giant water projects of the '30s lose clout in the '90s.(the destruction and removal of dams is becoming a viable consideration)(Brief Article)
Magazine article from: Newsweek; 11/17/1997; ; 700+ words
; ...water and power from the dams are underwritten by federal...in an about-face that dam critics never dreamed...exceed the value of the dam, many will come down...endorsed removing four dams on the lower Snake River...in September that the dam on the lower Elwha (map...
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Dam Repair Bill Urged.
Magazine article from: New England Construction; 11/22/2004; ; 700+ words
; ...repair of publicly owned dams. The Dam Rehabilitation and...failure of a substandard dam." In addition to flood protection, dams provide renewable hydroelectric...introduction of the Dam Rehabilitation and Repair Act. "Dams provide tremendous...
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A dam problem
Magazine article from: Marketplace; 4/25/2000; ; 700+ words
; ...water for which the dam was installed. Wisconsin...120 FERC-licensed dams, "many in the northeastern...to some communities, dam opponents believe dams have multiple unencouraging...a concern, and some dam opponents believe dams harm the natural character...
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DAMS HAVE PROVEN WORTH 1,500 TIMES
Newspaper article from: Dayton Daily News; 7/11/2003; ; 700+ words
; ...500 times," since the dams were built, Rinehart said. "So each time the dam has stored means it keeps...First, we have five large dams designed to hold back...is no water behind the dams. But when we've had...there are openings in the dam that let a certain amount...
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63 Dams in 16 States To Be Removed in 2002; Restoring Rivers Through Dam Removal Picks Up Steam: More States Removing More Dams
Newspaper article from: U.S. Newswire; 7/18/2002; 700+ words
; ...appreciation of the ecological impacts of dams is the impetus behind this burgeoning dam removal movement. About 40 dams have been removed since 1999 when...or have committed to removing a dam it no longer needs. Dams scheduled for removal in 2002...
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Dams
Encyclopedia entry from: The Gale Encyclopedia of Science
...gravity, and embankment dams. The type of construction for each dam is determined by the...much thinner than arch dams. A buttress dam is characterized by a...designs of embankment dams. An embankment dam uses the locally available...
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Concrete Dam
Book article from: How Products Are Made
Concrete Dam Background Concrete dams are built in four basic...toe of the dam so the dam and its foundation are not eroded. Most dams built in the twentieth...concrete or masonry dams, but the oldest surviving dam is Sadd el Kafara about...
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dam
Book article from: The Columbia Encyclopedia, Sixth Edition
...lateral thrust of the dam that is caused by...pressure of the water. Dams of the multiple...produces a far stronger dam, without the need for full forms. Dams have been constructed...hydroelectric plants. Notable dams built to provide hydroelectric...include the Aswan Dam in Egypt, ...
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Dams and Hydraulic Engineering
Book article from: The Oxford Companion to United States History
...Boulder (later Hoover) Dam on the Colorado and...water projects. Large dams constituted an important...1940s and 1950s, dam building emerged as...1960s, thousands of dams impounded rivers throughout...of the Hetch Hetchy Dam in Yosemite National...force in the 1970s, dams were no ...
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Fill Dam
Book article from: How Products Are Made
Fill Dam Background Dams are among the oldest structures...to the downstream side of the dam. All fill dams depend on weight to remain stable...pinpoint dates for the earliest dam construction, but they do know dams were needed where food was grown...
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