Understanding Risk Factors in Building Asset Valuation and Damage Assessment

Explore various aspects of risk assessment in building asset valuation and damage prediction, covering topics such as stage-damage relationships, risk equations, sources of uncertainty, and first floor elevation considerations. Gain insights into the complexities of assessing and mitigating risks in property valuation and disaster planning.

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• Risk Assessment
• Asset Valuation
• Damage Prediction
• Building Risk
• Uncertainty Analysis

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Uploaded on Mar 27, 2024 | 1 Views

Presentation Transcript

1. 1 2.8. STAGE-DAMAGE RELATIONSHIP Jordan Lucas

2. 2 RISK EQUATION

3. 3 WE VE SEEN THIS GET USED TO IT

4. 4 ECONOMICS

5. 5 STAGE-DAMAGE FUNCTION

6. 6 EXAMPLE STAGE-DAMAGE FUNCTION

7. 7 SOURCES OF UNCERTAINTY First Floor Elevation Asset Values Structure Value Contents Value Vehicle Value Other Value Depth-Percent Damage Relationships Structure Damage Contents Damage Vehicle Damage Other Damage

8. 8 SOURCES OF UNCERTAINTY First Floor Elevation Asset Values Structure Value Contents Value Vehicle Value Other Value Depth-Percent Damage Relationships Structure Damage Contents Damage Vehicle Damage Other Damage

9. 9 FIRST FLOOR ELEVATION First Floor Elevation = Ground Surface Elevation + Foundation Height

10. 10 FIRST FLOOR ELEVATION Uncertainty Ground Surface Elevation Foundation Height Distribution Types in FDA 2.0 Deterministic Normal Triangular Uniform

11. 11 SOURCES OF UNCERTAINTY First Floor Elevation Asset Values Structure Value Contents Value Vehicle Value Other Value Depth-Percent Damage Relationships Structure Damage Contents Damage Vehicle Damage Other Damage

12. 12 ASSET VALUES Structure Value RS Means Marshall & Swift Parcel Data Contents Value EGMs (RES) Regional Studies Vehicle Value Edmunds or KBB Other Value Regional Studies Pretty open-ended Same distribution types

13. 13 SOURCES OF UNCERTAINTY First Floor Elevation Asset Values Structure Value Contents Value Vehicle Value Other Value Depth-Percent Damage Relationships Structure Damage Contents Damage Vehicle Damage Other Damage

14. 14 ASSET DEPTH PERCENT-DAMAGE Structure Damage EGMs Regional Studies Contents Damage EGMs Regional Studies Vehicle Damage EGMs Other Damage Regional Studies Other studies or reports

15. 15 STEPS TO DERIVE STAGE-DAMAGE

16. OBTAIN STRUCTURE ATTRIBUTES AND OTHER DATA 16 First Floor Elevation Asset Value(s) Structure Value Water Surface Profiles at the Structure Occupancy Type Data Depth-Damage Relationships First Floor Elevation Uncertainty Asset Value Uncertainty

17. 17 COMPUTE DEPTH OF INUNDATION First Floor Elevation Asset Value(s) Structure Value Water Surface Profiles at the Structure Occupancy Type Data Depth-Damage Relationships First Floor Elevation Uncertainty Asset Value Uncertainty

18. 18 COMPUTE DEPTH OF INUNDATION

19. 19 COMPUTE ASSET PERCENT-DAMAGE First Floor Elevation Asset Value(s) Structure Value Water Surface Profiles at the Structure Occupancy Type Data Depth-Damage Relationships First Floor Elevation Uncertainty Asset Value Uncertainty

20. 20 COMPUTE ASSET PERCENT-DAMAGE

21. 21 COMPUTE ECONOMIC DAMAGES

22. 22 EXAMPLE STAGE-DAMAGE FUNCTION

23. 23 EMPIRICAL RELATIONSHIP FOR A SINGLE STAGE

24. 24 NOT A NORMAL DISTRIBUTION