Author: Gary T. Fry

Commentary
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Innovation: Invisible to the Eye, Essential to Safety

TIMEOUT FOR TECH, RAILWAY AGE JANUARY 2024 ISSUE: Modern railways are deeply innovative and dynamic systems. Despite this fact, I am frequently in conversations with people who wonder why “things never seem

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.)
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Railway Bridge Design: Fascinating, Ever Changing

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.

(William C. Vantuono Photograph)

Rail and Wheel Fatigue Crack Defects Inspection Imperative

RAILWAY AGE, JUNE 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 fatigue defects that form in railway wheels and rails.

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Welding Physics and CWR

RAILWAY AGE, MAY 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