Geotechnical Resources

A Message to Civil and Structural Engineers – (Download PDF)
Geoprofessional Business Association https://www.geoprofessional.org/
Historical Aerials (www.historicaerials.com)
California Geological Survey Special Publication 117A – Guidelines for Evaluating and Mitigating Seismic Hazards in California (2008) (http://www.conservation.ca.gov/cgs/shzp/webdocs/Documents/sp117.pdf)
California Geological Survey – Note 48 CGS Note 48
California Geological Survey – Regulatory Maps (http://maps.conservation.ca.gov/cgs/informationwarehouse/index.html?map=regulatorymaps)
2010 California Fault Map (http://www.conservation.ca.gov/cgs/cgs_history/Pages/2010_faultmap.aspx)
Essential Facility Review Essential Facility Review (ca.gov)