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Controlled Tank Car Impact Tests

A series of controlled tank car impact tests were performed by the Association of American Railroads as part of a Federal Railroad Administration Task Order entitled “Hazardous Materials Transportation Safety Research Test Program”. The objective of these tests, in which a weighted locomotive was...

Hazardous Materials Transportation in Tank Cars: Analysis of Risks- Part I

This report covers the development of a methodology to evaluate the potential national public risk arising from the transportation of hazardous materials in tank cars on US railroads. The analysis is intended to assess the relative changes in the overall risk when (structural) safety devices are...

FRA Tank Car Manufacturing/Repair/Retest Facility Evaluation Form

An inspection form is described to aid Federal Railroad Administration (FRA) inspectors when inspecting tank car manufacturing and repair facilities, when examining newly constructed tank cars, or when inspecting tank cars which have been repaired or retested. Instructions and background...

A Hybrid Active/Passive Exhaust Noise Control (APECS) for Locomotives

This report documents the analysis and development of an Active/Passive Exhaust Noise Control System (APECS) for railroad passenger locomotives that could provide at least 10 dBA noise reduction. Based on preliminary analyses and tests on actual locomotives in 1995 and 1996, a combination active...