seismic retrofit of elevated freeway


seismic retrofit of elevated freeway, concrete, infrastructure, pillars, urban seismic retrofit of elevated freeway, concrete, infrastructure, pillars, urban

Columns supporting the 280 Freeway in the Dog Patch neighborhood of San Francisco.­

The columns have been braced with steel sleeves for seismic retrofit.­ This gives them more resistance to compression stress in case of an earthquake.­

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Unclassified Photos (San Francisco) Industrial Photography
Southern Embarcadero Fwy, San Francisco, CA 94107, USA