1989 estimate of the cost of completing the national system of interstate and defense highways in the state of Illinois, August 15, 1988 (data as of December 31, 1987)
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), (A), Title 23, U.S.C., Highways.
Publisher: Illinois Dept. of Transportation
Published: 1980
Place of publication: [S.l.]
Language: eng
Number of pages: 140
Subjects: Interstate Highway System -- Estimates -- Illinois.