A study of state programs for rail-highway grade crossing improvements
By: Judith B. Gertler ; prepared for U.S. Department of Transpotation, Federal Railroad Administration, Office of Policy and Program Development, Office of Rail Systems Analysis and Information
Contributors: United States. Office of Rail Systems Analysis and Information; Transportation Systems Center
Publisher: Office of Rail Systems Analysis and Information; National Technical Information Service [distributor]
Published: 1978
Place of publication: Washington, DC; Springfield, Va
Language: eng
Subjects: Railroads -- United States -- Crossings -- Safety measures
Notes: Cover title

"U.S. Department of Transportation, Transportation Systems Center."

"Final report."

"February 1978."

"Report no. FRA-OPPD-78-7."

Bibliography: p. 56