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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.
The dam's generators provide power for public and private utilities in Nevada, Arizona, and California. Hoover Dam is a major tourist attraction, with 7 million tourists a year. [7] The heavily traveled U.S. Route 93 (US 93) ran along the dam's crest until October 2010, when the Hoover Dam Bypass opened.
A highway segment opened on October 19, 2010, in the area of Hoover Dam; [18] the Hoover Dam Bypass replaces a segment of US 93 over the dam that had been closed to truck traffic due to security concerns since the September 11 attacks in 2001. [19] The bypass crosses the Colorado River on a bridge downstream of the dam.
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 ...
State Route 93 Temporary (SR 93T or SR 93X) is an unsigned 2.13-mile (3.43 km) long state highway near the Hoover Dam in Mohave County. [2] The route was originally part of the US 93 segment that travelled over Hoover Dam. It was redesignated as SR 93X on January 1, 2011, following the completion of the Hoover Dam Bypass.
US 93 was realigned again on October 19, 2010, when the Mike O'Callaghan–Pat Tillman Memorial Bridge over the Black Canyon of the Colorado River opened to vehicular traffic. With that, the highway no longer passes over Hoover Dam, and the state-maintained portion of the replaced route was renamed as Hoover Dam Access Road . [12]
A bridge that is a part of the highway bypass around the Hoover Dam, spanning the Colorado River between Nevada and Arizona, bears O'Callaghan's name, as well as that of former NFL Arizona Cardinals player and U.S. Army veteran Pat Tillman. Tillman died in a friendly fire incident in Afghanistan.
William Herman Hietamaki was identified as a missing John Doe 15 years after his remains were found near Hoover Dam. (Mohave County Sheriff's Office) November 11, 2009, was an ordinary day for two ...