The Golden Gate Bridge

WHY SOME BUILDINGS FAIL

Earthquakes Happen
Two of the earth's largest tectonic plates meet in the vicinity of the San Francisco Bay Area. When boundary faults break, the North American and Pacific plates roll suddenly and erratically past each other and quakes occur...

Different Structures and Their Challenges
Just because a building survived the 1906 San Francisco quake or the 1989 Loma Prieta quake does not necessarily mean that it will be safe in the next major Bay Area earthquake...