The Machines That Built the Golden Gate Bridge (1933-1937)

1937

The Machines That Built the Golden Gate Bridge (1933-1937)

In 1933, construction crews attempted something never done before: building a bridge foundation in the open Pacific Ocean. The Golden Gate strait funneled more than two million cubic feet of water per second through a channel only a mile wide. Tidal currents hit seven and a half knots. Divers had tw

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