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HQ-2017-1234 (Finalized)

On Saturday, November 18, 2017, at 8:37 p.m., EST, Norfolk Southern (NS) Train U43U918 (the train) traveling east, derailed 38 cars on the NS St. Charles Branch (Pocahontas Division) single main track at milepost (MP) TB 1.30. The accident occurred approximately three miles west of Andover,...

HQ-2017-1207 (Finalized)

Eastbound Norfolk Southern Corporation (NS) freight Train 154A1-19 with 6 locomotives (5 on the headend and one on the rear) and 121 freight cars, derailed 30 cars at NS Milepost 761.6 on the East End Subdivision near Pell City, Alabama, on May 19, 2017, at 5:55 p.m., CDT.

Blunt Impact Testing of a Diesel Multiple Unit Fuel Tank

The Federal Railroad Administration’s (FRA) Office of Research, Development and Technology has been conducting research into passenger locomotive fuel tank crashworthiness. FRA sponsored ongoing work performed by Transportation Technology Center Inc. (TTCI) at the Transportation Technology Center...

Discrete Element Modeling of Railroad Ballast Behavior

An innovative integrated computational-experimental laboratory testing framework has been developed at the University of Illinois at Urbana-Champaign to evaluate clean and fouled ballast behavior. The railroad ballast layer consists of discrete aggregate particles and it is a critical substructure...