The effect of four-lane to three-lane conversion on the number of crashes and crash rates in Iowa roads
By: Wen Li,  Alicia Carriquiry
Contributors: Iowa. Department of Transportation
Publisher: Dept. of Statistics, Iowa State University
Published: 2005
Place of publication: Ames, Iowa
Language: eng
Number of pages: 55
Subjects: Roads; Interchanges and intersections; Safety measures; Traffic accidents
Notes: "June, 2005."

Includes bibliographical references (p. 54).

Also available via the Internet.

Prepared for the Iowa Dept. of Transportation.