State Seismic Design Guidelines
- California
- Washington (Bridge ), (Geotech)
- Alaska (Bridges and Structures Manual)
- South Carolina: SCDOT Seismic Design Specifications for Highway Bridges V2.0 2008
- Minnesota (Bridge LRFD)
- New Jersey (Bridge LRFD)
U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000