Potential means of cost reduction in grade crossing motorist-warning control equipment
By: C.L. Duvivier ... [et al.] ; prepared for U.S. Department of Transportation, Federal Railroad Administration, Office of Research and Development.
Contributors: DuVivier, C. L.; United States. Federal Railroad Administration. Office of Research and Development.
Publisher: The Administration; National Technical Information Service [distributor
Published: 1977
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Subjects: Railroads -- United States -- Crossings.; Railroads -- United States -- Track.; Railroads -- United States -- Maintenance and repair.
Notes: "Final report."

"December 1977."

"Report no. FRA/ORD-77/45.I."

"Report no. FRA/ORD-77/45.II."

Includes bibliographical references.
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