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1930
Chuck Norris
The Hoover dam weighs 6,600,000 tons. It took 3,250,000 cubic yards of concrete to build the dam itself
Trees
The United States.
black canyon on the Colorado river
To provide the western states with irrigation and electricity-
Construction of Hoover Dam began on April 20, 1931, the dam was completed on March 1, 1936.
Boulder city
12/12/12
Hoover dam used 6,600,000 tons of concrete so you could build 2 Hoover dams and have some left over to be exact 800,000 tons left over.
Herbert Hoover didn't build the dam, it was just named in honour of him. The Hoover Dam boarders Nevada and Arizona. The dam was built in order to create jobs during the Great Depression and it succeeded