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Seismic Performance Analysis of Earth Dam - Case Studies During Chi-Chi Earthquake J. C. Chern Geotechnical Engineering Research Center Sinotech Engineering Consultants, Inc. November 3, 2003
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Introduction Performance of Earth Dam During Chi-Chi Earthquake Case Studies –Shuisheh Dam –Tousheh Dam –Liyutan Dam Reliability of Seismic Safety Analysis for Earth Dam Conclusion Presentation Outline
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Liyutan Dam Shuisheh Dam Tousheh Dam Chelungpu Fault
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Table 1 : Observed performances of earth dams
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Shuisheh Dam - Longitudinal crack at dam crest
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Tousheh Dam - Crack at uncompacted fill
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Liyutan Dam - Transversal crack near left abutment
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Shuisheh Dam Calculated Dynamic Responses Input Motion
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Shuisheh Dam Estimated Dam Deformation
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Tousheh Dam Calculated Dynamic Responses Input Motion
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Tousheh Dam Estimated Dam Deformation
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Liyutan Dam Calculated Input Motion (Actual Records) Actual Records Calculated and Recorded Dynamic Responses
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Liyutan Dam Estimated Dam Deformation
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Relationship between Case Records and Analysis Results
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