Many sources of bridge and structure information exist on the Internet. We provide a number of links below to the most current and relevant sites.

State Bridge Manual Links:  State Bridge Manuals

National Transportation Library (NTL) - Bridges and Structures articles
AASHTO/NSBA Steel Bridge Collaboration
Alabama Bridge Bureau
Alaska Bridge Design Section
Arizona Bridge Group
California (Caltrans) Office of Structures
Caltrans - Office of Earthquake Engineering
Colorado Design Support
Connecticut DOT - Bridge Design
Florida Structures
Georgia DOT - Office of Bridge Design
Illinois DOT - Bureau of Bridges and Structures CADD Support
Iowa Office of Bridges and Structures
Kansas (KDOT) Bridge Design Office
Kentucky Division of Bridge Design
Louisiana DOTD Bridge Design
Maine - Historic Bridges
Maine DOT Bridge Management Office
Maryland State Highway Administration - Office of Bridge Development
Michigan DOT - Operations - Structures Section
Minnesota Office of Bridge and Structures
Montana DOT - Bridge Management System
Nebraska Department of Roads - Bridge Division
New Jersey DOT - Structural Engineering Unit
New York State - Structures Design and Construction Division
North Carolina Division of Highways - Bridge Maintenance Unit
North Carolina Division of Highways - Structure Design Unit
Ohio - Structures Design Office
Oregon DOT Bridge Engineering Section
PennDOT Bridge Quality Assurance Division
Rhode Island - Engineering Division
South Dakota - Bridge Design Office
Tennessee Structures

Texas DOT - Bridge Standards
Utah - Structures Division
Vermont - Structures Office
Virginia DOT - Structure and Bridge Program
Washington State - Bridges and Structures Office
West Virginia DOT - Bridge Data
Wisconsin Highway Structures Office
Wyoming - Bridge & Structures