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Where did Hoover Dam's concrete come from?

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Hoover Dam. The Story of Hoover Dam - Essays. Concrete. Concrete consists of four ingredients-sand and crushed rock aggregate, water and Portland cement. These must be mixed in the proper proportions to yield strong concrete. read more

When the concrete had cooled, grout was forced into these joints, bonding the entire structure into a monolithic whole. Hoover Dam was the first man-made structure to exceed the masonry mass of the Great Pyramid of Giza. The dam contains enough concrete to pave a strip 16 feet wide and 8 inches thick from San Francisco to New York City. read more

Hoover Dam is concrete; and without concrete, this dam could not have been built. 3,250,000 cu.yd. were placed in the dam itself, and another million plus yards in the appurtenant works. Concrete consists of four ingredients-sand and crushed rock aggregate, water and Portland cement. read more

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. It was constructed between 1931 and 1936 during the Great Depression and was dedicated on September 30, 1935, by President Franklin D. Roosevelt. read more

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