1987 estimate of the cost of completing the national system of interstate and defense highways in the State of Illinois, August 15, 1986 (data as of December 31, 1985)
By: prepared by the Illinois Department of Transportation in cooperation with the Federal Highway Administration, Department of Transportation, in accordance with section 104(b) (5), Title 23, U.S. Code, Highways.
Contributors: Illinois. Dept. of Transportation.; United States. Federal Highway Administration.
Publisher: Illinois Dept. of Transportation
Published: 1986
Place of publication: [Springfield]
Language: eng
Number of pages: 151
Subjects: Interstate Highway System -- Estimates -- Illinois.