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SiteEffects - Local Site Effects Local CEE531/ESS465 Local...

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Local Site Effects Local Site Effects Seismic Site Response Analysis CEE 531/ESS 465
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Local Site Effects Local Site Effects Ground surface motions are affected by local site conditions Site effects can influence: Amplitude - may amplify or de-amplify motion Frequency content - may shift to higher or lower ϖ Duration - may extend duration of strong shaking
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Important Aspects of Earthquake Motion Important Aspects of Earthquake Motion Earthquake damage is influenced by ground motion: Amplitude Frequency content Duration Low amplitude High amplitude
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Important Aspects of Earthquake Motion Important Aspects of Earthquake Motion Earthquake damage is influenced by ground motion: Amplitude Frequency content Duration Low frequency motion High frequency motion ϖ FAS ϖ FAS
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Important Aspects of Earthquake Motion Important Aspects of Earthquake Motion Earthquake damage is influenced by ground motion: Amplitude Frequency content Duration Short duration Long duration
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  • Winter '06
  • Eberhard
  • San Francisco, 1906 San Francisco earthquake, frequency content, 1989 Loma Prieta earthquake, Site Response

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SiteEffects - Local Site Effects Local CEE531/ESS465 Local...

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