TY - BOOK AU - Korve,Hans W. ED - National Cooperative Highway Research Program. ED - National Research Council (U.S.). ED - American Association of State Highway and Transportation Officials. ED - United States. TI - Traffic signal operations near highway-rail grade crossings SN - 030906824X : AV - TF263 .K67 1999 U1 - 0 PY - 1999/// CY - Washington, D.C. PB - National Academy Press KW - Highway-railroad grade crossings KW - United States KW - Safety measures KW - Electronic traffic controls N1 - At head of title: National Cooperative Highway Research Program; "Transportation Research Board, National Research Council."; "Research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration."; "Annotated bliography": p. 55-72; Includes bibliographical references (p. 51) ER -