US 12

95th Street Bridge (Cook County, Illinois)
Built 1958
Bascule bridge over Calumet River on 95th Street (US 12/US 20) in Chicago
Open to traffic

Black Bridge (Missoula County, Montana)
Built 1921 as a two-span through truss; reconstructed as a one-span truss bridge in 2008 by lengthening one of the spans and reusing parts from the second span
Reconstructed through truss bridge over Clark Fork River on a pedestrian trail (old alignment of US 12)
Open to pedestrians

Black River Bridge (Grays Harbor County, Washington)
Built 1932
Warren pony truss bridge over Black River on US 12
Open to traffic

BNSF - Main Street Overpass (Custer County, Montana)
Steel stringer bridge over Main Street (Route 59) on BNSF Railroad
Open to traffic

BNSF - Old US-12 Bridge (Wright County, Minnesota)
Built 1927, Road Re-aligned 1997, road later abandoned
Deck plate girder bridge over Abandoned US-12 Alignment on BNSF Railway
Open to traffic

BNSF US-12 Overpass (Big Stone County, Minnesota)
Built 1954
Steel stringer bridge over Us 12 on Bnsf Rr
Unknown status

Camelback Bridge (St. Joseph County, Michigan)
Built 1922. Bypassed with new bridge in 1989. Reported to be the longest concrete "camelback" bridge in the US.
Concrete curved chord through girder bridge over St Joseph River on formerly US-12
Open to pedestrians

Chippewa River Bridge (Eau Claire County, Wisconsin)
Built 1942; rehabilitated 1984; replaced 2005
Lost deck truss bridge over Chippewa River on Clairemont Road (US 12) in Eau Claire
No longer exists

Coldwater Bridge (Branch County, Michigan)
Built 1920 by the Brookville Bridge Co.
Pony truss bridge over Coldwater River on Old US 12 in Coldwater
Closed to all traffic

Coppei Creek Bridge (Walla Walla County, Washington)
Built 1920
Concrete arch bridge over Coppei Creek on US 12 in Waitsburg
Replaced by a new bridge in 2005

Corn Creek Bridge (Lewis County, Washington)
Built 1967
Steel arch bridge over Corn Creek on US 12
Open to traffic

Cortright Creek Bridge (Lewis County, Washington)
Built 1983
Arched Pratt deck truss bridge over Cortright Creek on US 12
Open to traffic

Cowlitz River Bridge (Lewis County, Washington)
Built 1948
Through truss bridge over Cowlitz River on US 12
Open to traffic

Cowlitz River Bridge (Lewis County, Washington)
Built 1968
Concrete arch bridge over Cowlitz River on US 12
Open to traffic

Dry Creek Bridge (Walla Walla County, Washington)
Built 1920; rehabilitated 1969
Concrete arch bridge over Dry Creek on US 12 in Dixie
Open to traffic

Forsyth Bridge (Rosebud County, Montana)
Built 1905, Closed with two spans removed for scrap 1958
Abandoned bridge over Yellowstone River on US 12
Abandoned

Heron Street Bridge (Grays Harbor County, Washington)
Built 1949
Swing bridge over Wishkah River on US 12 in Aberdeen
Open to traffic

Heron Street Swing Bridge (Old) (Grays Harbor County, Washington)
Lost Swing bridge over Wishkah River on Heron Street
Replaced by a new bridge

Horsethief Creek Bridge (Musselshell County, Montana)
Built 1936
Timber stringer bridge over Horsethief Creek on US 12
Open to traffic

Hudson Interstate Bridge (Washington County, Minnesota)
Built 1949; new eastbound bridge built in 1974; rehabilitated in the 1980s; damaged by flooding in 1993; demolished as soon as new westbound bridge was built in 1995
Lost Warren through truss bridge over St. Croix River and railroad on I-94/ US Hwy. 12
Replaced by a new bridge

Hudson Toll Bridge (St. Croix County, Wisconsin)
Built 1912, Reaplaced 1951, Main span relocated to LaFarge Wisonsin in 1953.
Lost Polygonal Warren through truss with all verticals bridge over St. Croix River on US12
Replaced by a new bridge

Huron River Bridge (Washtenaw County, Michigan)
Built 1912
Concrete arch bridge over Huron River on Business US 12 and M-17 in Ypsilanti
Open to traffic

Indian Timothy Memorial Bridge (Asotin County, Washington)
Built 1923 by the Colonial Building Co.; bypassed by new bridge in 1974
Bypassed two-span through arch bridge over Alpowa Creek on US 12
Open to pedestrians only

Old Madame Dorian Bridge (Walla Walla County, Washington)
Built 1931, partially removed and abandoned in 1949
Abandoned concrete rigid frame bridge over Walla Walla River on US 12
Abandoned and partially removed

Pataha Creek Bridge (Garfield County, Washington)
Built 1920
Concrete arch bridge over Pataha Creek on US 12
Open to traffic

Rimrock Tunnel (Yakima County, Washington)
Built 1936
Tunnel on US 12
Open to traffic

Satsop River Bridge (Eastbound) (Grays Harbor County, Washington)
Built 1965
Tied steel through arch bridge over Satsop River on eastbound US 12 in Brady
Open to traffic

Satsop River Bridge (Westbound) (Grays Harbor County, Washington)
Built 1965
Tied steel through arch bridge over Satsop River on westbound WA 12 in Brady
Open to traffic

Snake River Bridge (Asotin County, Washington)
Built 1939
Vertical lift bridge over Snake River on US 12 in Clarkston
Open to traffic

Snake River Bridge (Old) (Asotin County, Washington)
Built 1899; replaced 1939
Lost Through truss bridge over Snake River on US-12
Replaced by a new bridge

St. Joseph River Bridge (Berrien County, Michigan)
Built 1919
Concrete arch bridge over St. Joseph River on Business US 12 in Niles
Open to traffic

Tieton River Bridge (Yakima County, Washington)
Built 1933; Replaced 2010
Lost Parker through truss bridge over Tieton River on US 12
Replaced by a pre-stressed girder bridge in 2010

Tieton River Bridge (Yakima County, Washington)
Built 1933; Replaced 2010
Lost pony truss bridge over Tieton River on US 12
Replaced by a pre-stressed girder bridge in 2010

Touchet River Bridge (Walla Walla County, Washington)
Built 1900; rehabilitated 1936
Concrete arch bridge over Touchet River on US 12 in Touchet
Open to traffic

UP - US10/US12 Overpass (Jackson County, Wisconsin)
Built 1929
Deck plate girder bridge over US 10/12 WIS 27 on Union Pacific Railroad (formerly Chicago & Northwestern Railway) in Town of Cleveland
Open to traffic

US 12 - Vaughn Hubbard Bridge (Eastbound) (Franklin County, Washington)
Built 1986
Cantilever through truss bridge over Snake River on eastbound US 12 in Pasco
Open to traffic

US 12 - Vaughn Hubbard Bridge (Westbound) (Franklin County, Washington)
Built 1950; rehabilitated 1988
Cantilever through truss bridge over Snake River on US 12 in Pasco
Open to traffic

US 12 Bridge (Walla Walla County, Washington)
Built 1919; rehabilitated 1937
Concrete arch bridge over unnamed creek on US 12
Open to traffic

US 12-EJ&E RR Bridge (Lake County, Indiana)
Built 1929, rehabilitated in 1966, replaced in 1994
Lost through truss bridge over Norfolk Southern Railway on US 12
Replaced by new bridge

US12 Jawbone Creek Bridge (Wheatland County, Montana)
Built 1939
Steel stringer bridge over Jawbone Creek on US 12
Open to traffic

US12 Lake Delton High Bridge (Sauk County, Wisconsin)
Built 1930; Replaced 1976
Steel arch bridge over Lake Delton on US12
Replaced by a new bridge

US12 Missouri River Bridge (Walworth County, South Dakota)
Built 1959; rehabilitated 1980
Through truss bridge over Missouri River (Oahe Lake) on US 12 at Mobridge
Open to traffic

US12 Missouri River Bridge (Old) (Walworth County, South Dakota)
Built 1924; Replaced 1959
Lost Pennsylvania through truss bridge over Missouri River on US 12
Demolished

US12 Naches River Bridge (Eastbound) (Yakima County, Washington)
Built 1966
Through truss bridge over Naches River on US 12 in Yakima
Open to traffic

US12 Naches River Bridge (Westbound) (Yakima County, Washington)
Built 1958
Through truss bridge over Naches River on US 12 in Yakima
Open to traffic

Walla Walla River Bridge (Walla Walla County, Washington)
Built 1917; rehabilitated 1933
Concrete arch bridge over Walla Walla River on US 12
Open to traffic

Wishkah River Bridge (Grays Harbor County, Washington)
Built 1925; rehabilitated 2003
Bascule bridge over Wishkah River on US 12 in Aberdeen
Open to traffic

Woodward Creek Bridge (Walla Walla County, Washington)
Built 1919; rehabilitated 1937
Concrete arch bridge over Woodward Creek on US 12
Open to traffic

Wynoochee River Bridge (Grays Harbor County, Washington)
Built 1935
Through truss bridge over Wynoochee River on US 12
Open to traffic