Roadside safety improvement programs on freeways
Subtitle: a cost-effectiveness priority approach
By: [by] John C. Glennon. 
Contributors: American Association of State Highway and Transportation Officials.; United States. Federal Highway Administration.
Series: National Cooperative Highway Research Program. Report ;; 148; Report (National Cooperative Highway Research Program) ;; 148.
Publisher: Transportation Research Board, National Research Council
Published: 1974
Place of publication: Washington
Language: eng
Number of pages: 64
Subjects: Roads -- Safety measures.; Roadside improvement.; Cost effectiveness.
Notes: Includes bibliographical references.
"Project 20-7, task 1, FY '69, '70."
"Research sponsored by the American Association of State Highway and Transportation Officials, in cooperation with the Federal Highway Administration."