National Steel Bridge Alliance

Resources

Design and Estimating

This page brings together essential design and estimating resources for steel bridges, including standards, research, software tools, and best practices.

Design Resources and Software

These are the tools you need to design a great bridge, from span to weight curves to LRFD Simon, NSBA Splice, and IRM Evaluator.

Technical Resources and Research

Here you'll find case studies, local preferred practices and standards, and more.

All Resources

Filter all resources based on your specific needs.