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Railroads

Methods for Evaluation of Track Inspection Technology Effectiveness

Guidelines, including recommendations for sample size, are needed in the design of track inspection technology evaluation tests. This report provides and overview of recommended methods for evaluating the effectiveness of different types of track inspection systems. These methods produce...

Procedures for Considering Environmental Impacts

The FRA announces that it has revised its Procedures for Considering Environmental Impacts to update or eliminate outdated references to programs or statutory authorities that have been revised or that no longer exist, to correct inconsistencies with the ...

Full-Scale Shell Impact Test of a DOT-113 Tank Car

On November 19, 2019, the Federal Railroad Administration (FRA) conducted a full-scale shell impact test of a DOT-113C120W (DOT-113) tank car at the Transportation Technology Center (TTC) in Pueblo, CO. A DOT-113 is a tank within-a-tank designed to transport specified cryogenic materials by rail...

Cant Excess for Freight Train Operations on Shared Track

Transportation Technology Center, Inc., with Federal Railroad Administration support, conducted a study to review and summarize current practices and issues related to shared operations—particularly freight train operations on curves with cant excess. Shared-track curve design requires a...