History and Interesting Facts of Hoover Dam

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The main reason for constructing Hoover dam apart from producing hydro-electricity was facilitating agriculture in the low desert area. Because of its size, the dam became one of the most famous tourist spots in the United States.

History of Hoover Dam

The building of the Hoover Dam was started in 1931 and was finished in 1935, two years earlier than scheduled. And this is the reason chief engineer of the project, Frank T. Crowe, was nicknamed “Hurry up”.

Five Interesting Facts about Hoover Dam

  • Hoover Dam has used around 3.5 million cubic yards of concrete for its construction. The amount of concrete is sufficient to pave a 16 feet wide and 10 inch thick concrete road from Jammu to Kanyakumari.
  • Construction work of the Hoover Dam was so huge that it has been jointly constructed by six renowned construction companies: Morrison-Knudsen Company, Pacific Bridge Company, Utah Construction Company, Henry J. Kaiser and W.A. Bechtel Company, MacDonald & Kahn Ltd. And J.F. Shea Company.
  • The Hoover Dam is made up of more masonry than the pyramid of Giza. It is the second highest dam (height 726 feet) in the United States. (The highest is the Oroville Dam at 770 feet.)
  • Total construction cost of the Hoover Dam was around 49 million dollars. A total of 16,000 people were employed during construction of the dam.
  • The reservoir created by Hoover Dam is known as Lake Mead, which is the largest water reservoir in the world. Can you imagine how big it is? To give you an idea, during its full efficiency, water flowed through the turbine of Hoover Dam can fill 15 mid-sized swimming pools (20,000 gallons each) per second.


The Hoover Dam is another proof of the strong human desire to harness nature’s power. This desire drove human being to challenge the risk factors of constructing such a huge dam in the hottest and driest area of United States. The huge Hoover dam is famous not only for its size, but also for its interesting historical facts.

How a Hydroelectric Dam Works: The power of falling water is unlocked by a hydroelectric dam to the form of electricity. In this article, you will know how does a hydroelectric dam work, what are the advantage and disadvantage of a hydroelectric dam.