Presentation is loading. Please wait.

Presentation is loading. Please wait.

Fragility Functions for Bridges in Liquefied and Laterally Spreading Ground Scott J. Brandenberg, Jian Zhang, Pirooz Kashighandi, Yili Huo, Minxing Zhao.

Similar presentations


Presentation on theme: "Fragility Functions for Bridges in Liquefied and Laterally Spreading Ground Scott J. Brandenberg, Jian Zhang, Pirooz Kashighandi, Yili Huo, Minxing Zhao."— Presentation transcript:

1 Fragility Functions for Bridges in Liquefied and Laterally Spreading Ground Scott J. Brandenberg, Jian Zhang, Pirooz Kashighandi, Yili Huo, Minxing Zhao October 8 th, 2010

2 2010 El Mayor Cucapah Earthquake 2/25

3 3 Berrill et al. (2001) Landing Road Bridge: 1987 Edgecumbe Earthquake

4 Distribution of Caltrans Bridge Construction Year Data from National Bridge Inventory

5 Existing Fragility Functions (HAZUS)

6 Highway Demonstration Project (PEER report) A. Kiremidjian et al. (2006) Transportation Network Analysis

7

8 Global Equivalent Static Analysis

9

10 Input Parameter Selection

11 Generation of Demand Fragility Surfaces

12

13 Sample Fragility Surfaces

14

15 3-D Global Dynamic Analyses

16 3-D Analysis Examples

17 3-D Analysis Results

18 ACKNOWLEDGEMENTS  Co-PI Jian Zhang  PhD Students: Pirooz Kashighandi, Minxing Zhao, and Yili Huo.  Technical Coordinator: Tom Shantz  Funding for this work was provided by the Pacific Earthquake Engineering Research Center.

19 Site Response Analysis


Download ppt "Fragility Functions for Bridges in Liquefied and Laterally Spreading Ground Scott J. Brandenberg, Jian Zhang, Pirooz Kashighandi, Yili Huo, Minxing Zhao."

Similar presentations


Ads by Google