Hoover dam 75th anniversary photographs a video and media coverage of the september 30 2010 event at the dam.
Hoover dam roofing.
Roosevelt its construction was the result of a massive effort involving thousands of workers and cost over one.
The crack in the upper center of the dam is a space left open for cooling and.
Hoover dam was an audacious and courageous undertaking.
Construction of the hoover dam begins.
Its base is as thick as two football fields are long.
Hoover dam is a concrete arch gravity dam in the black canyon of the colorado river on the border between the u s.
Hoover dam fulfilled the goal of disseminating the one wild colorado river through the parched southwest landscape fueling the development of such major cities as los angeles las vegas and phoenix.
A traveler s guide not all vehicles are allowed to cross the dam.
This is a view of the hoover dam from upstream as construction continues near boulder city nev feb.
Each spillway designed to let floodwaters pass without harming the dam itself can handle the volume of water that flows over niagara falls.
It was the highest dam in the world when it was completed in 1935.
Over the next five years a total of 21 000 men would work ceaselessly to produce what would be the largest dam of its time as well as one of the largest.
States of nevada and arizona it was constructed between 1931 and 1936 during the great depression and was dedicated on september 30 1935 by president franklin d.
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