Cuivre River US 61 Bridge (Lincoln County, Missouri)Replaced 1969
Lost four-span through truss bridge over Cuivre River on US 61 north of Troy
Replaced by a pair of bridges on a four-lane highway
Frenchmans Bluff Bridge (Lincoln County, Missouri)Built 1886 by the King Bridge Co.
Lost through truss bridge over Cuivre River on Frenchmans Bluff Road northeast of Troy
Destroyed by an overweight truck on July 22, 2006
Old Monroe Bridge (Lincoln County, Missouri)Built 1930
Three-span through truss bridge over Cuivre River on Main Street (Old MO 79) in Old Monroe
Open to two-lane traffic with a 12 ton weight limit
Old Monroe Railroad Bridge (Lincoln County, Missouri)Three-span through truss bridge over Cuivre River on the BNSF Railroad at Old Monroe
Open to railroad traffic