Questions
Earthquakes
- Bolt sill plate to foundation
- Reinforce crawl space or “cripple” walls under floor joists
- Connect rim joists to top plates with metal brackets
- Anchor large equipment
- Use flexible connections on gas and water lines
- Brace large openings on lower story6
- Brace heavy exterior elements7
6“What You Can Do”, Structural Engineers Association of Northern California, 25 Jan 2007.
7 “FEMA Hazard Mitigation Handbook Series”, Conservationtech, 01 Feb 2007.
Bolt Sill Plates to Foundation illustration. (www.fema.gov)
Earthquakes, Magnitude 3.5 and Greater, 1974-2003. (Earthquake Hazard Program, www.usgs.com)
Earthquake Home Hazard Hunt. (www.fema.gov)