Built 1856

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Bidwell Bar Suspension Bridge (original 1856 bridge) (Butte County, California)
Built 1856 using materials transported from Troy, NY; closed to traffic in 1954; relocated 1967
Relocated suspension bridge formerly over Feather River
Open to pedestrians

Carrollton Covered Bridge (Barbour County, West Virginia)
Built 1856; rehabilitated 2003
Burr Arch covered bridge over Buckhannon River on County Route 36
Open to traffic

Covered Bridge (Trumbull County, Ohio)
Built 1856 demolished 1945
Lost Howe through truss bridge over Mahoning River
Lost

Crooks Covered Bridge (Parke County, Indiana)
Built 1856, rebuilt 1867
Covered bridge over Little Raccoon Creek on CR225E
Open to traffic

First Bridge (Rock Island County, Illinois)
Built 1856, Reinforced 1866, Replaced upstream in1872,
Lost howe through truss bridge over Mississippi River
Lost

Hooff's Run Bridge (Alexandria, Virginia)
Built 1856
Stone arch bridge over Hooff's Run on Jamieson Avenue
Open to traffic

Irondale Bridge (Washington County, Missouri)
Built 1856
Stone arch bridge over Dry Creek on the Iron Mountain Railroad (now Union Pacific Railroad) in Irondale
Open to railroad traffic

Kennedy Covered Bridge (Chester County, Pennsylvania)
Built 1856; rehabilitated 1988
Through truss bridge over French Creek on Seven Stars Road
Open to traffic

Portland Mills Covered Bridge (Parke County, Indiana)
Built 1856, relocated in 1961, closed to traffic in 1982, restored and reopened in 1996
Covered bridge over Little Raccoon Creek on CR650N
Open to traffic

Rio Canas Bridge (Caguas, Puerto Rico)
Built 1856
Stone arch bridge over Rio Canas on PR 798
Open to traffic

Sandy Creek Bridge (Jefferson County, New York)
Built 1856; rehabilitated 1990
Stone arch bridge over Sandy Creek on US 11 in Adams
Open to traffic

Welty's Mill Bridge (Franklin County, Pennsylvania)
Built 1856
Bridge over East Branch of the Little Antietam Creek
Closed to all traffic

Wilkes Street Tunnel (Alexandria, Virginia)
Used heavily during the Civil War, refurbished by city in 2007-08
Tunnel
Open to pedestrians and bicyclists