Cairo, Illinois

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Cairo Mississippi River Bridge (Alexander County, Illinois)
Built 1929; tolls removed 1954; rehabilitated 1983, 2005, 2011, and 2015
Cantilevered through truss bridge over the Mississippi River on U. S. Highway 60 / 62 between Birds Point, MO, and Cairo, IL
Open to traffic

Cairo Ohio River Bridge (Alexander County, Illinois)
Built 1937; rehabilitated 1979
Cantilevered through truss over the Ohio River on US 51/60/62 between Cairo, Illinois and Wickliffe, Kentucky
Open to two-lane traffic

CN - Cairo Bridge (Alexander County, Illinois)
Built 1949-52, replacing the original bridge
Through truss bridge over the Ohio River carrying the Canadian National Railway (former Illinois Central Railroad) in Cairo
Open to railroad traffic

CN - Cairo Flood Gate Tunnel (Alexander County, Illinois)
Arch built 1903; Floodgate added 1914
Flood gate and tunnel on US 51 at the north end of Cairo
Open to rail traffic above and highway traffic below

CN - US51 Overpass (Alexander County, Illinois)
Built 1903
Plate girder bridge over US 51 on IC Railroad in Cairo
Open to rail traffic above and highway traffic below

CN - US51 Overpass (Alexander County, Illinois)
Built 1974
Steel stringer bridge over Us 51 on Icg Rr


First Cairo Railroad Bridge (Alexander County, Illinois)
Built 1889 under engineer George S. Morison; replaced 1949-52
Lost through and deck truss bridge over the Ohio River carrying the Illinois Central Railroad in Cairo
Replaced by the current bridge, reusing many of the piers in the process

I-57 Cairo Bridge (Alexander County, Illinois)
Dedicated June 23, 1978
Steel through arch bridge carrying I-57 over the Mississippi River at Cairo
Open to four lanes of traffic

STR - US51 Overpass (Alexander County, Illinois)
Built 1917
Girder bridge over US 51 on Penn Central Railroad in Cairo
Open to traffic