Comparison of signs and markings for passing/no-passing zones
By: prepared for U.S. Department of Transportation, Federal Highway Administration, Offices of Research & Development, Traffic Systems Division.
Contributors: United States. Federal Highway Administration. Traffic Systems Division.; University of Maine at Orono. Social Science Research Institute.; Maine. Dept. of Transportation. Materials and Research Division.
Publisher: The Division; National Technical Information Service [distributor]
Published: 1981
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Subjects: Road markings.; Traffic signs and signals -- United States.
Notes: Cover title.

"Social Science Res. Insti., U. of Maine at Orono; Materials & Res. Division, Maine DOT"--1st prelim. p.

"Executive summary."

"August 1981."

Contract no. DOT-FH-11-9401.

"Report no. FHWA/RD-81/094."

Bibliography: p. 8.