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Railway Bridge Design: Fascinating, Ever Changing

Written by Gary T. Fry, Vice President, Fry Technical Services, Inc.; Railway Age Contributing Editor
Figure 1: The Eads Bridge in St. Louis, Mo. Opened in 1874, it is the oldest bridge in active service over the Mississippi River. It carries both railway and highway traffic. (Courtesy of Gary T. Fry.)

Figure 1: The Eads Bridge in St. Louis, Mo. Opened in 1874, it is the oldest bridge in active service over the Mississippi River. It carries both railway and highway traffic. (Courtesy of Gary T. Fry.)

RAILWAY AGE, JULY 2023 ISSUE: Welcome to “Timeout for Tech with Gary T. Fry, Ph.D., P.E.” Each month, we examine a technology topic about which professionals in the railway industry have asked to learn more. This month, our subject is railway bridges, specifically some of the methods railway bridge engineers use to ensure new bridges are safe, efficient and long lasting.

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