การบ่มคอนกรีต: Music Video I Made at Hoover Dam

Hoover Dam, also known as Boulder Dam, is a concrete arch-gravity dam in the Black Canyon of the Colorado River, on the border between the US states of Arizona and Nevada. When completed in 1935, it was both the world's largest electric power producing facility and the world's largest concrete structure. It was surpassed in both respects by the Grand Coulee Dam in 1945. It is currently the world's 34th largest hydroelectric generating station.[3] The dam, located 30 miles (48 km) southeast of Las Vegas, is named after Herbert Hoover, who played an instrumental role in its construction, first as Secretary of Commerce and then later as President of the United States. Construction began in 1931 and was completed in 1935, more than two years ahead of schedule. The dam and the power plant are operated by the Bureau of Reclamation of the US Department of the Interior. Listed on the National Register of Historic Places in 1981, Hoover Dam was designated a National Historic Landmark in 1985.[1][4] Lake Mead is the reservoir created behind the dam, named after Elwood Mead, who oversaw the construction of the dam. Planning and agreements A commission was formed in 1922 with a representative from each of the Basin states and one from the Federal Government. The federal representative was Herbert Hoover, then Secretary of Commerce under President Warren Harding. In January 1922, Hoover met with the state governors of Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming ...