Beardstown Bridge (Cass County, Illinois)
Built 1955; rehabilitated 1985
Through truss bridge over the Illinois River on US 67/IL 100 at Beardstown
Open to two-lane traffic

Florence Bridge (Pike County, Illinois)
Built 1929; rehabilitated 1981
Vertical-lift through truss bridge over the Illinois River on IL 100/IL 106 (Old US 36) in Florence
Open to two-lane traffic

Hardin Bridge (Calhoun County, Illinois)
Built 1930; rehabilitated 1983
Vertical-lift bridge over the Illinois River on IL 100 at Hardin
Open to two-lane traffic