One Step Closer to a Seismically Resilient Community: Summary and Comparison of the Seismic Retrofit Ordinances of Southern California

摘要

In recent years, several cities in Southern California have embraced the idea of improving our communities" seismic resiliency. Many of these cities have taken the first step to achieve this goal by establishing seismic ordinances that require owners to retrofit their existing seismically vulnerable buildings. This presentation will give a brief overview of the history of retrofit policies in southern California cities, as well as provide a more focused comparison of the most recent ordinances established by the cities of Los Angeles. Santa Monica, and West Hollywood. The presentation will highlight their similarities and differences in policy, prioritization, timeframes, technical guidelines, and building target performance.