Seismic Risk Assessment and Retrofitting

Inhaltsverzeichnis

Foreword

Preface

1. Seismic Monitoring to Assess Performance of Structures in Near-Real Time: Recent Progress
1.1 Introduction
1.2 Two Approaches for Measuring Displacements
1.3 Monitoring Single Structure vs. Campus Structures
1.4 Conclusions

2. Dance for Modern Times: Insurance, Economic Stability and Building Strength
2.1 Preparing the Stage
2.2 Government Schemes - Insurance
2.3 Building Strength
2.4 Let's Dance - The TCIP
2.5 Conclusion

3. A Critical Review of Current Assessment Procedures
3.1 Introduction
3.2 The SPEAR Project: Framework, Motivation, Methods
3.3 The SPEAR Structure
3.4 Assessment Exercise: Introductory Remarks

4. Risk Management and a Rapid Scoring Technique for Collapse Vulnerability of R/C Buildings
4.1 Introduction
4.2 Need for Mitigation Strategies at National Level
4.3 The Zero Loss of Life' Project
4.4 P25 - Rapid Scoring Technique
4.5 Final Score in the P25 - method
4.6 Conclusions

5. The Importance of Plan-Wise Irregularity
5.1 Introduction
5.2 The SPEAR Project: Framework, Motivation, Methods
5.3 The SPEAR Structure
5.4 Critical Review of the Experimental Results
5.5 Retrofitting Strategies: Conceptual Design
5.6 Retrofitting Strategies: Comparative Critical Review of  The Experimental Results
5.7 Critical Evaluation of the Performance of The Interventions
5.8 Criteria for the Design of Retrofitting i Plan-Wise Irregular Structures

6. Advanced Composite Materials and Steel Retrofitting Techniques for Seismic Strengthening of Low-Rise Structures: Review
6.1 Introduction
6.2 Causes of Collapse
6.3 FRP Retrofitting Techniques for Collapse Prevention
6.4 Steel Retrofitting Techniques Used to Prevent Collapse
6.5 Conclusions
7. A Novel Structural Assessment Technique to Prevent Damaged FRP-Wrapped Concrete Bridge Piers from Collapse
7.1 Introduction
7.2 Failure Mechanisms of FRP-Wrapped Concrete Systems
7.3 Structural Assessment Technique - Far-field Airborne Radar NDT
7.4 Conclusions

8. Strengthening of Low Rise Concrete Buildings: Applications after Dinar (1995) and Adana-Ceyhan (1998) Earthquakes
8.1 Introduction
8.2 Turkish Seismic Code Provisions for Masonry Buildings
8.3 Low-Rise Buildings: Masonry vs. Reinforced Concrete Frame Buildings?
8.4 The Dinar (1995) and the Adana-Ceyhan (1998) Earthquakes
8.5 Damage in Low-Rise Buildings
8.6 Post-Earthquake Evaluation of Damaged Low-Rise Buildings
8.7 Strength Evaluation of Low-Rise Buildings
8.8 Techniques for the Repair and Upgrading of Damaged Low-Rise Buildings
8.9 Application Details
8.10 Conclusions

9. Rehabilitation of Precast Industrial Buildings using Cables to Develop Diaphragm Action
9.1 Introduction
9.2 Prototype Building
9.3 Ground Motions
9.4 Overview of Rehabilitation Scheme
9.5 Analytical Models
9.6 Seismic Response of Rehabilitated Building
9.7 Strengthening of Connections
9.8 Summary and Conclusions

10. Vulnerability Evaluation and Retrofitting of Existing Building Heritage: an Italian Research Programme
10.1 Introduction
10.2 Seismic Danger
10.3 New Design Code
10.4 Seismic Vulnerability
10.5 Previous Researches

11. Soft-Landing Base-Isolation System
11.1 Introduction
11.2 Outline of the Soft-Landing Base-Isolation System
11.3 Shaking Table Test
11.4 Failure Mode Control of Existing Column
11.5 Existing and New Column Connection
11.6 Concluding Remarks
11.7 Future Studies

12. Development of a New Precast Concrete Panel Wall System Incorporated with Energy Dissipative Dowel Connectors
12.1 Introduction12.2 Cyclic Panel Tests
12.3 Test results: Measured Force-Displacement plots
12.4 Failure Criteria for Connectors
12.5 Simplified tri-linear curves for connectors
12.6 Quantifying the Effects of Connectors on Building Response
12.7 Concluding remarks

13. Alternative Performance-Based Retrofit Strategies and Solutions for Existing R.C. Buildings
13.1 Introduction
13.2 Moving Towards a Performance-Based Retrofit Approach
13.3 Seismic Vulnerability Assessment Phase: The Fundamental and Delicate Role of an Appropriate Diagnosis
13.4 Multi-Level Retrofit Strategy: a Rational Compromise with the Reality
13.5 Suggestions for Advanced Retrofit Solutions
13.6 Remembering the "Bigger Picture": Seismic Risk Analysis and Management as a Decision-Making Tool for the Retrofit Intervention at Territorial Scale
13.7 Conclusive Remarks: Time for Some Action

14. FRP Wrapping of RC Structures Submitted to Seismic Loads
14.1 Introduction
14.2 Experimental Program
14.3 Performance Based vs. Conventional Confinement
14.4 Test results
14.5 Conclusion

15. Upgrading of Resistance and Cyclic Deformation Capacity of Deficient Concrete Columns
15.1 Introduction
15.2 RC-Jacketing of Columns
15.3 FRP-Jacketing of Columns

16. Supplemental Vertical Support as a means for Seismic Retrofit of Buildings
16.1 Introduction and Background
16.2. Conceptual Procedure and Background
16.3 Example Application
16.4 Summary and conclusions

17. How to Predict the Probability of Collapse of Non-ductile Building Structures
17.1 Introduction
17.2 Strength and Stiffness Deterioration
17.3 Assessment of Collapse
17.4 Experimental Observations - Frames with Infill Walls
17.5 Parameter Study Employing Deteriorating SDOF Systems
17.6 Concluding Remarks
18. Strengthening of Brick Infilled RC Frames with CFRP Sheets
18.1 Introduction
18.2 Test Program
18.3 Discussion of Test Results
18.4 Conclusions

19. Improved Infill Walls and Rehabilitation of Existing Low Rise Buildings
19.1 Introduction
19.2 Common Deficiencies and Material Characteristics
19.3 Experimental Works
19.4 Hypothetical Building
19.5 The Proposed Rehabilitation Technique
19.6 Hypothetical Example
19.7 Conclusions

20. How to Simulate Column Collapse and Removal in As-built and Retrofitted Building Structures?
20.1 Introduction
20.2 Direct Element Removal
20.3 Element Removal Criteria
20.4 Deficient and Retrofitted Component Models
20.5 Applications of Damage and Collapse Identification
20.6 Concluding Remarks

Color Plates

Index

Leseprobe

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