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John Paxton Co-Chair, CAPSS Advisory Committee

The Community Action Plan for Seismic Safety (CAPSS) Overview, Loss Estimates, and Policy Recommendations. John Paxton Co-Chair, CAPSS Advisory Committee (thanks to Laura Samant for use of her PowerPoint presentation). The CAPSS Project.

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John Paxton Co-Chair, CAPSS Advisory Committee

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  1. The Community Action Plan for Seismic Safety (CAPSS)Overview, Loss Estimates, and Policy Recommendations John Paxton Co-Chair, CAPSS Advisory Committee (thanks to Laura Samant for use of her PowerPoint presentation)

  2. The CAPSS Project • A project of the San Francisco Department of Building Inspection • Purpose: To help San Franciscans make good decisions to reduce the City’s earthquake risk. • Started 2001 to 2003, resumed 2008 to 2010.

  3. CAPSS Reports Loss Estimates Action Plan Soft-Story Buildings Post-Earthquake Repair/Retrofit

  4. CAPSS Loss Estimates

  5. CAPSS Estimated Losses for Four Possible Earthquakes San Andreas M6.5 San Andreas M7.2 San Andreas M7.9 Hayward M6.9 Overview of CAPSS Loss Estimates

  6. Damage to Buildings Overview of CAPSS Loss Estimates Photo: NISEE

  7. Post-Earthquake Functionality of Buildings after M7.2 Safe to occupy Occupancy depends on City, owners Cannot be occupied until repaired or replaced Overview of CAPSS Loss Estimates

  8. Post-earthquake Fire Overview of CAPSS Loss Estimates Photo: NISEE

  9. Estimated Fire Damage for M7.2 19 4,900 Overview of CAPSS Loss Estimates

  10. Casualties Overview of CAPSS Loss Estimates Photo: FEMA

  11. Casualties in M7.2 scenario Overview of CAPSS Loss Estimates

  12. Deaths attributable to various structural types Overview of CAPSS Loss Estimates

  13. Housing Impacts Overview of CAPSS Loss Estimates Photo: SF Chronicle

  14. Damage to Residences after M7.2(in housing units) 85,000 units unusable Overview of CAPSS Loss Estimates

  15. Unusable Units by Structure Type Overview of CAPSS Loss Estimates

  16. Economic Losses Overview of CAPSS Loss Estimates Photo: NISEE

  17. Total Economic Losses for Privately Owned Buildings, M7.2 Indirect losses would be on par with or greater than a recession Overview of CAPSS Loss Estimates

  18. Impacts on Buildings with Special Uses Overview of CAPSS Loss Estimates

  19. We know very little about the vulnerability of the following privately owned buildings: • Private schools • Daycare centers/preschools • Assisted care facilities • Pharmacies/medical clinics • Buildings used for assembly • Historic buildings Overview of CAPSS Loss Estimates

  20. CAPSS Policy Recommendations

  21. 3 step strategy to reduce risk to privately-owned buildings Step 1: Encourage retrofits Step 2: Require evaluations Step 3: Require retrofits

  22. 17 Policy Recommendations • Require evaluation of all wood frame buildings with three or more stories and five or more units, and retrofits of those vulnerable to earthquake damage. • Inform the public of risk and ways to reduce risk. 3) Adopt updated code standards. 4) Require all buildings be evaluated for seismic risk. 5) Require retrofits of vulnerable buildings. 6) Assist community service groups to reach earthquake resilience.

  23. 5. Require retrofit of vulnerable buildings

  24. 17 Policy Recommendations 7) Establish clear responsibility within City for preparing for and reducing risk from earthquakes. 8) Adopt improved post-earthquake repair standards. 9) Offer incentives for retrofit of buildings. 10) Require automatic gas shutoff valves on select buildings. 11) Track evaluations and retrofits in a database system. 12) Provide technical assistance for building retrofits. 13) Enact a façade ordinance.

  25. 17 Policy Recommendations 14) Promote development and implementation of effective ideas on earthquake risk reduction. 15) Evaluate measures to reduce post-earthquake fires. 16) Address the hazards from damage to furnishings, appliances, equipments and non-structural building elements. 17) Periodically assess progress and implementation of these recommendations.

  26. Thank you! www.sfcapss.org JPaxton@paxco.com

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