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HQ-2018-1250 (Finalized)

On February 4, 2018, at 2:27 a.m., EST, CSX Transportation (CSX) freight train F77703 (Train 1) was struck head-on by southbound National Railroad Passenger Corporation (Amtrak) passenger train P09103 (Train 2) in the Silica side track at Milepost (MP) S 367.1. The accident occurred on the CSX...

HQ-2019-1312 (Finalized)

On January 6, 2019, at approximately 8:13 p.m., EST, an eastbound Norfolk Southern Railway Company (NS) freight Train 192G506 (Train 1) derailed at NS Milepost (MP) S112.7 on the NS Georgia Division, Savannah District in Bartow, Georgia.

Why Do Passenger Trains Run through Switches in the Rail Yard?

This study examined why crews working in yard operations run through switches in the wrong direction or run through damaged switches. Running through a switch in the wrong direction can damage the switch. Operating through a damaged switch can derail the train. The authors worked with a railroad to...

Conventional and Crash Energy Management Locomotive Coupling Tests

Crash energy management (CEM) components which can be integrated into the end structure of a locomotive were developed: a push-back coupler (PBC) and a deformable anti-climber (DAC). These components are designed to inhibit override in the event of a collision. The results of vehicle-to-vehicle...