TY - BOOK T1 - Evaluation of alternative detection technologies for trains and highway vehicles at highway rail intersections DA - 2003] CY - Washington, DC : CY - [Springfield, VA : AU - Reiff, Richard P. CN - TD 7.2: PB - U.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development ; PB - Available through the National Technical Information Service, PP - Washington, DC : PP - [Springfield, VA : PY - 2003] N1 - "Safety of highway-railroad grade crossings"--Cover. N1 - "February 2003." N1 - Shipping list no.: 2004-0268-M. N1 - "DOT/FRA/ORD-03/04." ID - 279897 KW - Highway-railroad grade crossings. TI - Evaluation of alternative detection technologies for trains and highway vehicles at highway rail intersections ER -