National Steel Bridge Alliance

AASHTO-NSBA Collaboration

The AASHTO/NSBA Steel Bridge Collaboration is a joint effort between the American Association of State Highway and Transportation Officials (AASHTO) and the National Steel Bridge Alliance (NSBA) with representatives from state departments of transportation, the Federal Highway Administration, academia, and various industry groups related to steel bridge design, fabrication and inspection. The mission of the Collaboration is to provide a forum where professionals can work together to improve and achieve the quality and value of steel bridges through standardization of design, fabrication and erection. 

Current Task Groups

  • TG 1 - Detailing
  • TG 2 - Fabrication Specification
  • TG 4 - QA/QC
  • TG 8 - Coatings
  • TG 10 - Erection
  • TG 11 - Steel Bridge Design Handbook
  • TG 12 - Design for Economy and Constructability
  • TG 13 - Analysis of Steel Bridges
  • TG 15 - Data Modeling for Interoperability
  • TG 16 - Orthotropic Deck Panels