Cairo Ohio River Bridge (Alexander County, Illinois)
Built 1937; rehabilitated 1979Cantilevered through truss over the Ohio River on US 51/60 between Cairo, Illinois and Wickliffe, KentuckyOpen to two-lane traffic
Cobden Bridge (Union County, Illinois)
Lost through truss bridge over the Illinois Central Railroad on Old US 51 in CobdenReplaced in 1997
Hoffman Creek Bridge (Fayette County, Illinois)
Built 1924, bypassed by modern bridge in 1954.Concrete deck girder bridge over Hoffman Creek on Old US 51Open to traffic
Illinois River I-39 Bridge (La Salle County, Illinois)
Built 1987Steel through arch bridge over the Illinois River on I-39/US 51 near La Salle in OglesbyOpen to four lanes of traffic
Ramsey Creek Bridge (Fayette County, Illinois)
Built 1924, Abandoned in 1954 after new bridge was built to the eastAbandoned through truss bridge over Ramsey Creek on US 51, 6 miles north of VandaliaAbandoned, but intact and in good condition
Rock River Bridge (Rock County, Wisconsin)
Built 1938; rehabilitated 1969Deck truss bridge over Rock River on US 51Open to traffic
Shippingsport Bridge (La Salle County, Illinois)
Lost 7 span through truss vertical lift bridge, replaced with a modern span.Lost through truss bridge over Illinois River on once carried US 51 and later IL 351Replaced by new bridge
Town Creek Bridge (Hinds County, Mississippi)
Built 1957Stringer bridge over Town Creek on State Street in JacksonOpen to traffic
Wisconsin River Bridge (Marathon County, Wisconsin)
Built 1915Concrete arch bridge over Wisconsin River on Eastbound US 51/WI 52 in WausauOpen to traffic