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Hoover Dam is a concrete arch-gravity dam in the Black Canyon of the Colorado River, on the border between the U.S. states of Nevada and Arizona. Constructed between 1931 and 1936, during the Great Depression , it was dedicated on September 30, 1935, by President Franklin D. Roosevelt .
Hoover Dam, in Blendon Township, near Westerville, Ohio, dams the Big Walnut Creek to form the Hoover Memorial Reservoir. This reservoir is a major water source for the city of Columbus, Ohio . It holds 20.8 billion US gallons (79,000,000 m 3 ) of water and has a surface area of 3,272 acres (13.24 km 2 ), or about five square miles.
Oahe Dam [2] United States: 1963 70.3 75 29 786 TE/ER 6 Mangla Dam Pakistan: 1967 65.4 147 7.25 1,000 TE or TE/ER 7 Gardiner Dam [6] Canada: 1967 65.4 64 9.4 186 TE 8 Oroville Dam United States: 1968 59.6 230 4.36 819 TE/ER 9 San Luis Dam (BF Sisk Dam) United States: 1967 59.6 93 2.52 424 TE 10 Nurek Dam Tajikistan: 1980 54 300 10.5 3,200 TE 11 ...
It was announced that because of Hoover's passion towards the project, the dam would be named after him. As construction began in 1931, so did the Great Depression. Workers flocked to Boulder City ...
The Hoover Dam Bypass project was completed within budget at a cost of $240 million; the bridge portion cost $114 million. [4] The bridge was the first concrete-steel composite deck arch bridge built in the United States, [5] and incorporates the widest concrete arch in the Western Hemisphere.
Parker Dam is a concrete arch-gravity dam that crosses the Colorado River 155 miles (249 km) downstream of Hoover Dam.Built between 1934 and 1938 by the Bureau of Reclamation, it is 320 feet (98 m) high, 235 feet (72 m) of which are below the riverbed (the deep excavation was necessary in order to reach the bedrock on which the foundation of the dam was built), [1] [2] making it the deepest ...
Nevada: Marvel at the Massive Hoover Dam. As soon as visitors tire of the neon lights in Las Vegas, a visit to Hoover Dam should be next on the list. Once the world's largest dam, this National ...
November 11, 2009, was an ordinary day for two construction workers on a highway near the historic Hoover Dam on the border of Nevada and Arizona. That is, until something out of the ordinary ...