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News Archive

General Content

Personnel Security Enterprise System (PSES)

The Department of Transportation’s (DOT) Office of Security, Personnel Security Division (M- 40), is responsible for conducting and managing background investigations mandated by Executive Order (...

Newsletter

Effects of Long-Term Inactivity on Railcar Bearings

Failures in railcar wheel bearings can result in catastrophic derailments like the East Palestine, OH incident on February 3, 2023. Many factors affect bearing performance,...