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Short Span Steel Bridge Economy

10:49 | Posted February 17, 2016

Dr. Michael Barker, P.E., provides a direct cost comparison between two nearly identical short span bridges (one steel and one concrete) in Audrain County, Missouri and finds steel as the more economical choice.

Steel Bridge Provides Significant Cost Savings Over Similar Concrete Structure

4:39 | Posted April 9, 2014

In an “apples-to-apples” comparison of two nearly identical short span bridges in Audrain County, Missouri ―one built with concrete and the other with steel―the steel bridge saved 25% on the superstructure and 19% on the total cost of the structure. Learn More

New Research Compares the Life Cycle Costs of Steel and Concrete Short Span Bridges

A new, innovative research study explores the initial costs, life cycle costs, future costs and bridge life of 1,186 typical steel and concrete state bridges in Pennsylvania built between 1960 and 2010. The research was conducted by Michael Barker, Ph.D., P.E., professor at the University of Wyoming. 

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Industry Spotlight


An Innovative New Way to Design and Build Short Span Steel Bridges

The PRESS-BRAKE FORMED STEEL TUB GIRDER (PBTG) system is cost-effective, durable, easy to install and maintain, and can employ local crews. 

Read more about the system and its long-lasting benefits.

The first PBTG bridge in the U.S. — the Amish Sawmill Bridge in Buchanan County, Iowa — is now in service.  View the case study.

Read more in Engineering News-Record.

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