Cost and safety effectiveness of highway design elements
By: Roy Jorgensen Associates, inc.
Series: National Cooperative Highway Research Program report -- 197
Publisher: Transportation Research Board, National Research Council
Published: 1978
Place of publication: Washington
Number of pages: 237
Subjects: Traffic accidents -- United States -- Costs.; Express highways -- United States -- Design and construction.; Express highways -- United States -- Safety measures -- Cost effectiveness.
Notes: "Research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration."

Bibliography: p. 34-48.