Description
Item Description:"February 1995."--prelim. page.
"Final report July 1990 - February, 1995."--prelim. page.
"IHR-530."--prelim. page.
"FHWA/IL/PR-116."--prelim. page.
Physical Description:1 volume (various pagings) : illustrations, 1 map ; 28 cm.
Bibliography:Includes bibliographical references (page 14).