What is the design life of the Golden Gate Bridge?

Larger bridges like the golden gate would likely be designed for 100 year life (at the time of design). Right now there are a lot of bridges from the 60s being replaced.

What is the main span of the Golden Gate Bridge?

4,200 ftLength of main span portion of suspended structure (distance between towers) is 4,200 ft (1,280 m). Length of one side span is 1,125 ft (343 m). Width of Bridge is 90 ft (27 m). Width of roadway between curbs is 62 ft (19 m).

What is the expected lifespan of the Golden Gate Bridge?

How old is the Golden Gate Bridge today?

90Golden Gate Bridge / Age (c. 1933-1937)

Can the Golden Gate Bridge withstand an earthquake?

With the earlier phases of the retrofit complete, the bridge can safely withstand an earthquake over 7.0 in magnitude, but it may experience damage that requires closure after a major seismic event.

Can a tsunami hit the Golden Gate Bridge?

In Ward's simulations, the wave reaches a maximum height of about 30 feet. “That's barely to the top the pylon,” says Ward, who is confident that the bridge would have no trouble withstanding the wave energy. “It probably wouldn't even touch the steel.”

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