Freeway surveillance data
By: H. J. Payne, E. D. Helfenbein.
Contributors: Helfenbein, E. D.; United States. Federal Highway Administration. Office of Research.; United States. Federal Highway Administration. Office of Development.; Technology Service Corporation.
Series: Report - Federal Highway Administration ; no. FHWA-RD-76-74
Publisher: Dept. of Transportation, Federal Highway Administration, Office of Research; for sale by the National Technical Information Service
Published: 1976
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 31
Subjects: Express highways -- United States.
Notes: Cover title.

Prepared by Technology Service Corporation under contract DOT-FH-11-8278.

Interim report issued Aug. 1976.