Douglas County

Amnicon Falls Bridge   [Map]
Bowstring pony truss bridge over Amnicon River on Amnicon Falls State Park Trail
Open to pedestrians
Built ca. 1900 by Charles Horton, moved to Amnicon Fall State Park in 1930 and roof added in 1939.
Blatnik Bridge   [Map · Street View]
Steel through arch bridge over St. Louis Bay on I-535/US 53 between Duluth and Superior
Open to traffic
Built 1961; rehabilitated 1994
BNSF Black River Bridge   [Map]
Bridge over Black River on BNSF Rwy
Open
BNSF Nemadji River Bridge - Saunders   [Map]
Warren deck truss bridge over Nemadji River on BNSF RR near Saunders
Open to traffic
Bong Bridge   [Map · Street View]
Steel through arch bridge over St. Louis River on US 2 in Superior
Open to traffic
Built 1983; rehabilitated 1984
CN RR Nemadji River Bridge - Saunders   [Map]
Deck plate girder bridge over Nemadji River on CN RR near Saunders
Open to traffic
CP Nemadji River Bridge - Bolyston   [Map · Street View]
Deck plate bridge over Nemadji River on BNSF RR near Boylston
Open to traffic
Dedham Road Bridge   [Map]
Through truss bridge over Nemadji River on Dedham Road
Replaced by a new bridge
Built 1914
Interstate Bridge   [Map]
Parker through truss bridge over St. Louis River on Fishing pier (former railroad, US 53)
Open to pedestrians
Built 1897; swing span replaced 1906; replaced by Blatnik Bridge 1961, all but northern span removed 1970's
Middle River Bridge   [Map]
Concrete arch bridge over Middle River on Road 11
Open to traffic
Built 1925
Nemadji River Bridge   [Map]
Lost Polygonal Warren through truss bridge over Nemadji River on Sth 35
Replaced by new bridge
Built 1948; rehabilitated 1987; replaced 2003
Nemadji River bridge   [Map]
Pratt through truss bridge over Nemadji River on E Hammond Ave/E Limits Rd
Abandoned
Damaged by fire and abandoned in 1976
Nemadji River Railroad Bridge   [Map]
Warren pony truss bridge over Nemadji River
Open to traffic
Oliver Swing Bridge   [Map · Street View]
Double-decker swing bridge over St. Louis River on WI 105, BNSF Railway in Oliver
Open to traffic
Built 1910
Osaugie Trail Bridge   [Map · Street View]
Pony/through plate girder bridge over Nemadji River on Trail
Open to pedestrians only
Sleepy Valley Bridge   [Map]
Warren pony truss bridge over Middle River on Sleepy Valley
Open to traffic
Built 1910
St. Louis River Bridge   [Map · Street View]
Concrete arch bridge over St. Louis River on MN 23 in Duluth
Open to traffic
Built 1919
Taylor Bridge   [Map]
Queenpost pony truss bridge over Middle River on Bayfield Road in Amnicon
Replaced by new bridge and now in private ownership
Built 1929-1930; Replaced by a new bridge in 1998 and moved to another location on dry ground.
UPRR Nemadji River Bridge   [Map]
Bridge over Nemadji River on UPRR (Former C&NW)
Open