• Investigative Index - Formula/ Explanation (Railroad Grade Crossing Signal Program)

NCDOT Be Rail Safe.aspx
Safety Initiatives - See NCDOT Policies & Procedures
I07NCDOT Rail Division2022
Federal Railroad Administration.aspx
Office of Safety Analysis
I07Federal Railroad Administration (FRA)2004
Investigative Index
I07Traffic Engineering And Safety Systems Branch2003
Drew Thomas, P.E.
I07NC Rail Division1999
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