Vertical and horizontal clearances of structures & load limit, roads and bridges, on marked and unmarked state routes /
State of Illinois, Department of Transportation.
[Springfield, Ill.] : The Dept., 1972.
Signs and signboards.
Roads > Roads / Safety measures.
Signs and signboards > Signs and signboards / Illinois.
Roads > Roads / Illinois > Roads / Illinois / Safety measures.
Bridges > Bridges / Illinois.
Elevated highways > Elevated highways / Illinois.
"February 1, 1972."
98 pages ;
|Locate a Print Version:||
Find in a library
|Item Link||Original Source|
|Full view||University of Illinois at Urbana-Champaign|