Under direction of the Federal Railroad Administration’s Office of Research and Development, the U.S. Department of Transportation’s Research and Innovative Technology Administration’s John A. Volpe National Transportation Systems Center conducted a technology assessment of low-cost active warning devices for application at passive highway-rail grade crossings. The objective of this research was to present an objective assessment of the available low-cost warning device technologies and recommend a migration path that would facilitate implementation in the United States.

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Revised Links:

• p.41 Highway-Rail Grade Crossings Overview