Design Criteria

Structural Design Criteria

General

• Soils Report required per CBC section 1803.1
• Wind Speed - 85 mph (3-second gust), Exposure C
• Seismic Design Category - as determined by site conditions. The USGS has a program available on their website (link below), which may be used to determine the seismic parameters based on the latitude and longitude of the jobsite. There are numerous online map programs which may be used to obtain the latitude and longitude.

Conventional Construction

• Seismic Design Category
  
  • Residential CRC - D subtext 0 or D subtext 1
  • Commercial CBC - D
• Braced walls
  
  • Residential CRC - 602-10
  • Commercial CBC - 2308.12

Residential Additions

• East of I-5 - use 1500 psf for soil bearing per CBC table 1804.2
• West of I-5 - use 1000 psf for soil bearing

Other Design Criteria

• Energy Compliance - located in Climate Zone 12
• Rainfall design is based on 2 inches of rainfall per hour

External Links

United States Geological Survey 

This City of Stockton web page last reviewed on --- 2/2/2012