U.S. Geological Survey Photographic Library

ID. Wilshire, H.G. 3ct

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Loma Prieta, California, Earthquake October 17, 1989. Oakland. Support column failure and collapsed upper deck on the Cypress viaduct of Interstate 880. Slide III-5, U.S. Geological Survey Open-File Report 90-547.

Loma Prieta, California, Earthquake October 17, 1989. Oakland. Support column failure and collapsed upper deck on the Cypress viaduct of Interstate 880. Slide III-5, U.S. Geological Survey Open-File Report 90-547.

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