usc civil & environmental engineering st. andreas fault right-lateral strike-slip faults...
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St. Andreas Fault
Right-Lateral Strike-Slip Faults
Location: Carrizo Plain area, San Luis Obispo County, California.
Photo credit:
R.E. Wallace, U.S. Geological Survey.
Surface Rupture
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left-lateral strike-slip fault
Plastic Deformation
Saturated unconsolidated deposits
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Fault scarp
horizontal offset
~2 m
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g Earthquake of February 4, 1976, Guatemala
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Gulf of Alaska, 1964 8.5R
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Guatemala February 4, 1976San Francisco, April 18, 1906
offset 2.6 m
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LIQUEFACTION-DIFFERENTIAL SETTLEMENTS
Niigata, Japan. June 16, 1964, 7.4
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GROUND DEFORMATION-DIFFERENTIAL SETTLING
Earthquake of July 29, 1967, Caracas, Venezuela.
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GROUND SHAKING
Huaraz, PeruMay 31, 1970, 7.8R
Before
After
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San Fernando Mexico City
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g Collapsed Cypress section of Interstate 880
the 1989 Loma Prieta (California)
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Northridge 1994
Parking garage at California State University
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1989, Loma Prieta Earthquake, 7.1R
San Francisco-Oakland Bay Bridge
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Northridge earthquake
apartment building in Northridge
Soft Story Effects
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Damaged Kobe waterfront (1995)
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Office Buildings, Kobe 1995
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Kobe 1995
Collapsed first and second stories
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Kobe 1995
Collapsed walkway
Leaning office building
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g Collapse of Freeway in 1989 Loma Prieta, CA Earthquake (7.1R)
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Kobe 1995