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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.

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Presentation on theme: "Seismic Performance Analysis of Earth Dam - Case Studies During Chi-Chi Earthquake J. C. Chern Geotechnical Engineering Research Center Sinotech Engineering."— Presentation transcript:

1 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

2 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

3 Liyutan Dam Shuisheh Dam Tousheh Dam Chelungpu Fault

4

5 Table 1 : Observed performances of earth dams

6 Shuisheh Dam - Longitudinal crack at dam crest

7 Tousheh Dam - Crack at uncompacted fill

8 Liyutan Dam - Transversal crack near left abutment

9 Shuisheh Dam Calculated Dynamic Responses Input Motion

10 Shuisheh Dam Estimated Dam Deformation

11 Tousheh Dam Calculated Dynamic Responses Input Motion

12 Tousheh Dam Estimated Dam Deformation

13 Liyutan Dam Calculated Input Motion (Actual Records) Actual Records Calculated and Recorded Dynamic Responses

14 Liyutan Dam Estimated Dam Deformation

15 Relationship between Case Records and Analysis Results


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