St. Louis County

Alborn-Pengilly Trail - St. Louis River Bridge   [Map]
Deck plate girder bridge over St. Louis River on Alborn-Pengilly Trail
Open to pedestrians only
Built 1906
Alborn-Pengilly Trail /BNSF Overpass   [Map · Street View]
Through Plate Girder bridge over DM&IR Railway on Alborn-Pengilly Trail
Open to pedestrians only
Built 1912
Arrowhead Bridge   [Map]
Lost deck truss bascule bridge over St Louis Bay on US Highway 2
Demolished
Bearskin River Bridge   [Map]
Warren pony truss bridge over Bearskin River on CR 962
Demolished and replaced
Built 1919, demolished 2011
Bearskin River Bridge   [Map · Street View]
Lost steel stringer bridge over Bearskin River on Csah 5
Replaced by a new bridge
Built 1934; replaced 2017
Big Sucker River Bridge   [Map · Street View]
Concrete arch bridge over Big Sucker River on CR 61
Open to traffic
Built 1950
BN - St. Louis Bay Double Swing Bridge   [Map · Street View]
Lost Pratt through truss swing bridges over St. Louis Bay on Burlington Northern
Removed
Built 1908, Removed 1986
BNSF - Arbor Street Overpass   [Map · Street View]
Concrete arch bridge over Arbor Street on DM&IR Railroad in Duluth
Open to traffic
Built 1914
BNSF - Idaho Street Bridge   [Map · Street View]
Steel stringer bridge over Idaho Street on DM&IR Railway
Open to traffic
Built 1930
BNSF - Michigan Street Overpass   [Map · Street View]
Abandoned steel stringer bridge over Michigan Street on Abandoned BNSF Railway
Derelict/abandoned
Built 1937
Boundary Avenue Bridge   [Map]
Lost arch bridge over Kingsbury Creek on Boundary Avenue
Replaced by new bridge
Built 1920 by A.T. Nelson; replaced in 1995
Bridge 92101   [Map]
Warren pony truss bridge over Pike River on County road 373
Open to traffic
Built 1905; rehabilitated 1944
Bridge L8515   [Map · Street View]
Closed-spandrel arch bridge over Tischer Creek on West Lewis Street
Open to traffic
Built 1922
Brosseau Road Bridge   [Map]
Lost Parker through truss bridge over Cloquett River on Brosseau Road (County Road 694)
No longer exists
Built in 1911 by the Penn Bridge Co.; replaced 1998
Chester Creek Bridge   [Map · Street View]
Concrete arch bridge over Chester Creek on 9th Street in Duluth
Open to traffic
Built 1919; rehabilitated 2002
Chester Creek Bridge   [Map · Street View]
Stone arch bridge over Chester Creek on E. Superior Street in Duluth
Open to traffic
Built 1910
Chester River Bridge   [Map]
Stone arch bridge over Chester River on CR 9 in Duluth
Open to traffic
Built 1933
Chesters Creek Bridge   [Map]
Stone arch bridge over Chesters Creek on London Road in Duluth
Open to traffic
Built 1915
Chesters Creek Bridge   [Map]
Stone arch bridge over Chesters Creek on 3rd Street in Duluth
Open to traffic
Built 1915
Chesters Creek Bridge   [Map]
Stone arch bridge over Chesters Creek on 2nd Street in Duluth
Open to traffic
Built 1915
Cloquet River Bridge   [Map · Street View]
Lost Parker Through truss bridge over Cloquet River on CR 7
Replaced by new bridge
Built 1935; replaced 2012
CN - 108th Avenue Overpass   [Map · Street View]
Deck plate girder bridge over 108th Avenue on Canadian National Railway
Intact but closed to all traffic
Built 1913, Bypassed 2015
CN - Cloquet River Bridge   [Map]
Warren deck truss bridge over Cloquet River on Canadian National Railway (formerly Duluth, Missabe & Iron Range Railway)
Open to traffic
SB Span Built 1906, NB Span Built 1924
CN - MN-23 Overpass   [Map · Street View]
Pony/through plate girder bridge over MN-23 on DM&IR Railway
Open to traffic
Built 1940, New Bridges Built 2014
CN - Oliver Approach Bridge   [Map · Street View]
Deck plate girder bridge over CN Access Road on Canadian National Railway
Open to traffic
CN - US 2 Overpass   [Map · Street View]
Steel stringer bridge over US 2 on DM&IR Railway
Open to traffic
Built 1932
CP - 37th Avenue Overpass   [Map · Street View]
Through Girder Bridge over 37th Avenue on abandoned Canadian Pacific Railway
Bridge has been stored and put up for sale.
Built 1907
CR 468 Bridge   [Map]
Pony truss bridge over Shannon River on CR 468
Replaced by a new bridge
Built 1924, wiped out 2011
CR 68 Bridge   [Map]
Lost Warren pony truss bridge over Pike River on CR 68
Replaced by a new bridge
Built 1928
DM&IR Ore Dock #5 Viaduct   [Map · Street View]
Abandoned girder bridge over Grand Avenue, Carlton Street, South Michigan Street, & Interstate 35 on Duluth, Missabe, & Iron Range Railroad Ore Dock #5
Abandoned
Built 1913; Section over Interstate 35 reconfigured 1966; Abandoned 1985
Duluth Aerial Lift Bridge   [Map · Street View]
Vertical-lift through truss bridge over the Duluth Ship Canal on Lake Avenue in Duluth
Open to traffic
Opened as a transporter bridge in 1905; reconstructed as a vertical-lift bridge in 1930; rehabilitated 1986, 1999, 2007, 2009
DWP - 60th Avenue Overpass   [Map · Street View]
Lost Bridge over 60th Avenue on Duluth, Winnipeg & Pacific Railway
Removed
DWP - Alley Overpass   [Map · Street View]
Lost Bridge over Alley on Duluth, Winnipeg & Pacific Railway
Removed
DWP - West Duluth Viaduct   [Map · Street View]
Lost Pony/through plate girder bridge over 59th Avenue, 58th Avenue, 57th Avenue, 56th Avenue, Central Avenue, Grand Avenue, & Northern Pacific Railway on Duluth, Winnipeg & Pacific Railway
Removed
DWP Trail - Ely's Peak Tunnel   [Map]
Tunnel trhough Ely's Peak on DWP Trail
Open to pedestrians only
Built 1910; line abandoned 1996
DWP Trail - High Bridge   [Map]
Deck plate girder bridge over Unnamed Creek on DWP Trail
Built 1911
DWP Trail - Kingsbury Creek Bridge   [Map]
Stone arch bridge over Kingsbury Creek on DWP Trail
Open to pedestrians only
Built 1911
DWP Trail - Stewart Creek Bridge   [Map]
Deck plate girder bridge over Stweart Creek on DWP Trail
Open to pedestrians only
Built 1911, Abandoned 1984
DWP Trail - Zoo Stone Arch   [Map]
Stone arch bridge over Hiking Trail on DWP Trail
Open to pedestrians only
Built 1911
East Savanna River Bridge   [Map · Street View]
Lost Warren pony truss bridge with all verticals over East Savanna River on CR 834
Replaced by a new bridge
Built 1953; replaced 2013
East Skyline Parkway Bridge   [Map · Street View]
Culvert bridge over Amity Creek on E Skyline
Open to traffic
Built 2006
Elwood Bridge   [Map · Street View]
Lost Parker through truss bridge over Over DM&IR Ry on County Road 696
Replaced by new bridge
Built 1916; Modified in 1940, 1955 and 1978; replaced in 1996
Embarrass River Bridge   [Map]
Lost Warren with all verticals pony truss bridge over Embarrass River on CR 796
Replaced by a new bridge
Built 1919, replaced 2016
French River Bridge   [Map]
Concrete open spandrel arch bridge over French River on CR 61
Open to traffic
Built 1921
Grassy Point Drawbridge   [Map · Street View]
Pratt through truss bridge over St. Louis River on BNSF Railway
Open to traffic
Built 1912
Interstate Bridge   [Map · Street View]
Parker through truss bridge over St. Louis River on Fishing pier (former railroad, US 53)
Open to pedestrians
Built 1897; Swing span struck and replaced 1906; replaced by Blatnik Bridge 1961, all but northern span removed 1970's
John A. 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
Lester River Bridge   [Map · Street View]
Concrete arch bridge over Lester River on MN 61 in Duluth
Open to traffic
Built 1935
Little Fork River Bridge   [Map · Street View]
Lost Warren pony truss bridge over Little Fork River on US Hwy. 53
Lost
Built 1931
LS&M Stone Arch Culvert   [Map]
Abandoned stone arch bridge
Derelict/abandoned
Built 1870
LS&M Wood Trestle   [Map]
Abandoned timber stringer bridge
Derelict/abandoned
Merritt Creek Bridge
Lost concrete arch bridge over Merritt Creek on Grand Avenue in Duluth
No longer exists
Built 1930; replaced 2003
Miller Creek Bridge   [Map]
Concrete arch bridge over Miller Creek on US 53 in Duluth
Open to traffic
Built 1940
Miller Creek Bridge   [Map]
Concrete arch bridge over Miller Creek on 26th Avenue W in Duluth
Open to traffic
Built 1925
Miller Creek Bridge   [Map · Street View]
Stone arch bridge over Miller Creek on Lincoln Parkway in Duluth
Open to traffic
Built 1930
Miller Creek Bridge   [Map]
Concrete arch bridge over Miller Creek on MN 361 (10th Street) in Duluth
Open to traffic
Built 1927
Millers Creek Bridge   [Map]
Concrete arch bridge over Millers Creek on 3rd Street W in Duluth
Open to traffic
Built 1925
Millers Creek Bridge   [Map]
Stone arch bridge over Millers Creek on Michigan Street in Duluth
Open to traffic
Built 1904
Millers Creek Bridge   [Map]
Stone arch bridge over Millers Creek on 1st Street in Duluth
Open to traffic
Built 1904
Minnesota Slip Drawbridge   [Map · Street View]
Bascule bridge over MInnesota Slip on Pedestrian Traffic
Open to pedestrians only
Built 1991
Mission Creek Bridge   [Map · Street View]
Steel arch bridge over Mission Creek on MN 23 in Duluth
Open to traffic
Built 1937
MN 30 Bridge   [Map]
Concrete arch bridge over Creek on MN 30 in Biwabik
Open to traffic
Built 1921
North Branch Little Fork River Bridge   [Map]
Lost riveted Warren pony truss bridge over North Branch Little Fork River on CR 500
Demolished and replaced
Built 1920, lost 2011
NSSR - 32nd Avenue Overpass   [Map]
Concrete arch bridge over MN 699 (32nd Avenue E) on SL&LC Railroad in Duluth
Replaced by steel stringer bridge
Built 1920; Replaced 2006
NSSR - 36th Avenue Overpass   [Map · Street View]
Concrete arch bridge over 36th Avenue E on SL&LC Railroad in Duluth
Replaced by a new bridge
Built 1920, Replaced 2014
NSSR - Big Sucker River Railroad Bridge   [Map · Street View]
Bridge over Big Sucker River on Lake Shore Railway Museum Ry
Open
NSSR - French River Bridge   [Map]
Bridge over French River on Railroad
Open to traffic
NSSR - Lester River Bridge   [Map · Street View]
Deck plate girder bridge over Lester River on Railroad (NSSR)
Open to traffic
Built 1944, Using 1896 Approaches
NSSR - Little Sucker River Railroad Bridge   [Map · Street View]
Deck plate girder bridge over Little Sucker River on Railroad
Open to traffic
NSSR - Tischer Creek Bridge   [Map · Street View]
Deck plate girder bridge over Tischer Creek on North Shore Scenic Railroad
Open to traffic
Old Lester Park Bridge   [Map]
Lost Warren pony truss bridge over Lester River on Superior Street
Replaced by a new bridge
Replaced 1971
Oliver Swing Bridge   [Map · Street View]
Double-decker swing bridge over St. Louis River on WI 105 and CN Railway
Open to traffic
Built 1910
Pines Street Bridge   [Map · Street View]
Pony/through plate girder bridge over East Two Rivers on Mun 4
Open to traffic
Built 1915
Range Line Road Bridge   [Map]
Lost Warren pony truss bridge over Rice River on CR912
Lost
Built ??
Reik Road Bridge   [Map]
Lost Pratt through truss bridge over Little Fork River on CR 495
Destroyed by logging truck, 1992
Built 1920
Rice River Bridge   [Map]
Lost Warren pony truss bridge over Rice River on U.S. Hwy. 53
Lost
Built 1931
Rice River Bridge   [Map · Street View]
Lost Warren pony truss bridge over Rice River on CR668
Lost
Built 1932(?)
Rice River Bridge   [Map · Street View]
Lost Parker through truss bridge over Rice River on US Hwy. 53
Lost
Built 1931
Richard I. Bong Bridge   [Map · Street View]
Steel bowstring tied arch bridge over St. Louis River on US 2 in Superior
Open to traffic
Built 1983; rehabilitated 1984
River Street Bridge   [Map · Street View]
Lost steel stringer bridge over Little Fork River on Mun 10
Replaced by a new bridge
Built 1960; replaced 2018
Seven Bridges Road Bridge #1   [Map · Street View]
Culvert bridge over Amity Creek on E Skyline
Open to traffic
Built 2006
Seven Bridges Road Bridge #2   [Map · Street View]
Arch bridge over Amity Creek on E Skyline
Open to traffic
Built 2002
Seven Bridges Road Bridge #3   [Map · Street View]
Deck arch bridge over Amity Creek on E Skyline
Open to traffic
Built 1912
Seven Bridges Road Bridge #4   [Map · Street View]
Deck arch bridge over Amity Creek on E Skyline
Open to traffic
Built 2004
Seven Bridges Road Bridge #5   [Map · Street View]
Deck arch bridge over Amity Creek on E Skyline
Open to traffic
Built 1912; rehabilitated 2001
Seven Bridges Road Bridge #6   [Map]
Deck arch bridge over Amity Creek on E Skyline/Mun 712
Open to traffic
Built 1912
Seven Bridges Road Bridge #7   [Map · Street View]
Deck arch bridge over Amity Creek on E Skyline
Open to traffic
Built 1912
Seven Bridges Road Bridge #8   [Map · Street View]
Concrete arch bridge over Amity Creek on Skyline Road in Duluth
Open to traffic
Built 1912
Sixth Avenue West Viaduct   [Map]
Lost Pratt through truss bridge over Duluth Union Depot on 6th Avenue West
Replaced by a new bridge
Built ?; Replaced 1967
St. Louis River Bridge   [Map · Street View]
Concrete arch bridge over St. Louis River on MN 23 in Duluth
Open to traffic
Built 1919
St. Louis River Bridge   [Map]
Lost Parker through truss bridge over St Louis River on CR 7
Replaced by lame concrete slab
Built 1934, replaced 1996
Stewart Creek Bridge   [Map]
Stone arch bridge over Stewart Creek on Skyline Parkway in Duluth
Open to traffic
Built 1919
Sturgeon River Bridge   [Map]
Pony truss bridge over Sturgeon River on CR 107
Replaced by new bridge
Built 1922; replaced 2016
Sturgeon River Bridge   [Map]
Lost Warren pony truss bridge over Sturgeon River on CR 652
No longer exists
Built 1919; replaced 2004
Sturgeon River Bridge   [Map]
Riveted Warren pony truss bridge over Sturgeon River on CR 492
Demolished and replaced.
Built 1927
Sturgeon River Bridge   [Map]
Through truss bridge over Sturgeon River on CR 931
Open to traffic
Built 1919
Superior Hiking Trail - Keene Creek Bridge   [Map · Street View]
Open-spandrel arch bridge over Keene Creek on Superior Hiking Trail (former Getchell Road?)
Open to pedestrians only
Superior Street Bridge   [Map]
Stone arch bridge over Miller Creek on Superior Street in Duluth
Open to traffic
Built 1904
Tischer Creek Bridge   [Map]
Concrete arch bridge over Tischer Creek on 4th Street in Duluth
Open to traffic
Built 1925
Tischers Creek Bridge   [Map]
Stone arch bridge over Tischers Creek on MN 61 in Duluth
Open to traffic
Built 1915
Tischers Creek Bridge   [Map]
Concrete arch bridge over Tischers Creek on MN 923 in Duluth
Open to traffic
Built 1922
West Olson Road Bridge   [Map]
Lost Parker through truss bridge over Little Fork River on Csah 114
Replaced by new bridge
Built 1917
West Swan River Bridge   [Map]
Lost Pony truss bridge over West Swan River on CR 965
Replaced by a new bridge
Built 1921
West Two Rivers Bridge   [Map]
Lost pony truss bridge over West Two Rivers on CR 447
Replaced by a new bridge
Built 1919
Whiteface River Bridge   [Map]
Lost Pratt through truss bridge over Whiteface River on wagon road
Removed but not replaced
Willard Munger Trail - 93rd Avenue Overpass   [Map · Street View]
Through Plate Girder bridge over 93rd Avenue on Munger Trail
Open to pedestrians only
Built 1930
Willard Munger Trail - MN-23 Overpass   [Map · Street View]
Steel stringer bridge over MN-23 on Willard Munger Trail
Open to pedestrians only
Built 1940