San Francisco Plans Quake-Resistant Bridge
7 March 2002 - 11:00am
New bridge planned in San Francisco, the largest public works project in California's history, will be one of the safest structures in the Bay Area.
"[An] array of seismic advances?from a main tower that acts as a 600-foot (183-meter) shock absorber to hundreds of steel piles driven deep into the San Francisco Bay mud?will make it one of the safest structures in the Bay Area if "the big one" hits.Those now crossing the bridge don't have that comfort, of course. Groundbreaking occurred last month, but the new span won't be ready for five years."
Full Story:
Quake-Resistant Bridge Planned in San Francisco
Source:
National Geographic, March 5, 2002
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