Hoover Dam penstocks and outlet pipes such as this one were fabricated from 45,000 tons of steel and welded into nearly three miles of pipe varying from 8.5-30ft (2.6-9m) in diameter.
hoover dam construction
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Hoover Dam Website | info & visitors planning |
Hoover Dam Construction: "Boulder Dam" circa 1936 US Bureau of Reclamation https://www.youtube.com/watch?v=rfabJJqVCm0 #HooverDam #BoulderCity #ColoradoRiver
Construction of the Hoover Dam, 1931-1936
Hoover Dam, circa 1931
Hoover Dam - Las Vegas 3 day kayak trip, no tents, no potties and searing hot springs. Beautiful!
Hoover Dam, border between the US states of Arizona and Nevada, USA.
Interesting Dam Facts - History of Dams, Failure, Hoover Dam, Construction, Fun Trivia for Kids