US 20

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

Ashtabula Viaduct (Ashtabula County, Ohio)
Built 1926-27, rehabilitated 1998, replaced 2000
Lost concrete arch bridge over Ashtabula River on US 20 in Ashtabula
Replaced by new bridge

Bennett Viaduct (Webster County, Iowa)
Built 1911, Dismantled 1981.
Lost Deck truss bridge over Des Moines River on G street
Removed but not replaced

Big Sister Creek Bridge (Erie County, New York)
Built 1929
Concrete arch bridge over Big Sister Creek on US 20
Open to traffic

Bryan Bridge (Cherry County, Nebraska)
Built 1931-32 by the Yant Construction Co.; rehabilitated 1997
Deck truss bridge over Niobrara River on Old US 20
Open to traffic

Cattaraugus Creek Bridge (Chautauqua County, New York)
Built 1931; rehabilitated 1979
Three-span through truss bridge over Cattaraugus Creek on US 20/NY 5
Open to traffic

Cayuga Creek Bridge (Erie County, New York)
Built 1932; replaced 2002
Lost truss bridge over Cayuga Creek on US 20
No longer exists

Cayuga Creek Bridge (Erie County, New York)
Built 1936; replaced 2002
Lost truss bridge over Cayuga Creek on US 20
No longer exists

Cazenovia Creek Bridge (Erie County, New York)
Built 1929; rehabilitated 1968
Concrete arch bridge over Cazenovia Creek on US 20 in West Seneca
Open to traffic

Conneaut Creek US 20 Bridge (Ashtabula County, Ohio)
Built 1922 by the Wendell Brown Co.; rehabilitated 1980; replaced 2004
Lost seven-span open-spandrel arch bridge over Conneaut Creek on US 20
Replaced by new bridge

Cub Creek Bridge (Park County, Wyoming)
Built 1922; rehabilitated 1995
Arch bridge over Cub Creek on East Entrance Road
Open to traffic

East Bridge (Sac County, Iowa)
Lost Closed-spandrel arch bridge over Raccoon River on Main Street
Replaced by a new bridge

Eighteenmile Creek Bridge (Erie County, New York)
Built 1929
Concrete arch bridge over Eighteenmile Creek on US 20
Open to traffic

Fox River Highland Ave Bridge (Kane County, Illinois)
Built 1940
Tee beam bridge over Fox River in Elgin on Highland Ave
Open to traffic

Henry's Fork Snake River Bridge (Fremont County, Idaho)
Built 1932
Through truss bridge over Henry's Fork Snake River on US 20B
Open to traffic

Horseshoe Bend Bridge (Malheur County, Oregon)
Built 1932
Concrete stringer bridge over Malheur River on Abandoned U.S. 20
Closed to all traffic

IA57 Overpass (Hardin County, Iowa)
Built 1932, Removed April 2013
Deck plate girder bridge over Illinois Central Railroad on US 20 in Ackley
Replaced by a new bridge

Isa Lake Bridge (Teton County, Wyoming)
Built 1936
Wooden bridge over Isa Lake on Grand Loop Road
Open to traffic

Julien Dubuque Bridge (Dubuque County, Iowa)
Built 1943; rehabilitated 1992
Steel through arch bridge over the Mississippi River on US 20 at Dubuque
Open to traffic

Kinderhook Creek Bridge (Rensselaer County, New York)
Built 1930; rehabilitated 1985
Pony truss bridge over Kinderhook Creek on US 20
Open to traffic

Kinderhook Creek Bridge (Rensselaer County, New York)
Built 1929; rehabilitated 1985
Pony truss bridge over Kinderhook Creek on US 20
Open to traffic

Kinderhook Creek Bridge (Rensselaer County, New York)
Built 1927; rehabilitated 1985
Pony truss bridge over Kinderhook Creek on US 20 in East Nassau
Open to traffic

Lake Street Bridge (Cook County, Illinois)
Built 1931
Concrete arch bridge over Des Plaines River on US 20 (Lake Street) in Chicago
Open to traffic

Main Street Bridge (Middlesex County, Massachusetts)
Built 1936; rehabilitated 1991
Pony truss bridge over MBTA/BMRR on US 20 (Main Street) in Waltham
Open to traffic

Mink Creek Bridge (Otsego County, New York)
Built 1929
Concrete arch bridge over Mink Creek on US 20
Open to traffic

Normans Kill Bridge (Schenectady County, New York)
Built 1929
Concrete arch bridge over Normans Kill on US 20 in Duanesburg
Open to traffic

North Beacon Street Bridge (Suffolk County, Massachusetts)
Built 1917
Concrete arch bridge over Charles River on US 20 (N. Beacon Street) in Boston
Open to traffic

Nyssa Bridge (Malheur County, Oregon)
Built Ca. 1900, Replaced 1957
Lost Parker through truss bridge over Snake River on Old Oregon-Idaho Highway
Replaced by new bridge

Nyssa Undercrossing (Malheur County, Oregon)
Built 1941
Steel stringer bridge over U.S. 20 & 26 on Union Pacific Railroad
Open to traffic

Oatka Creek Bridge (Genesee County, New York)
Built 1933; rehabilitated 1965
Pony truss bridge over Oatka Creek on US 20
Open to traffic

Old US 20 Bridge (Cherry County, Nebraska)
Abandoned timber stringer bridge over unnamed creek on an old alignment of US 20
Abandoned

Old US 20 Bridge (Hamilton County, Iowa)
Lost Pratt through truss bridge over Boone River on US 20 (East 2nd Street)
Replaced by a new bridge

Quaboag River Bridge (Hampden County, Massachusetts)
Built 1910; rehabilitated 1930
Stone arch bridge over Quaboag River on US 20 (Wilbraham Street) in Palmer
Open to traffic

Ridgeway Ditch US 20 Bridge (Lorain County, Ohio)
Built 1932; rehabilitated 1988
Stone arch bridge over Ridgeway Ditch on US 20/OH 113 in North Ridgeville
Open to traffic

Soda Fork Bridge (Linn County, Oregon)
Built 1936
Concrete deck girder bridge over Soda Fork on U.S. 20
Open to traffic

Springfield North End Bridge (Hampden County, Massachusetts)
Built 1924
Deck truss bridge over Connecticut River on US 20 (Park Avenue) in Springfield
Open to traffic

Tonawanda Creek Bridge (Genesee County, New York)
Built 1934; rehabilitated 1965
Pony truss bridge over Tonawanda Creek on US 20 in Alexander
Open to traffic

UP US20 Overpass (Hamilton County, Iowa)
Built 1973
Steel stringer bridge over US 20 on Railroad
Open to traffic

US 14 Tunnel (Park County, Wyoming)
Built 1960
Tunnel on US 14
Open to traffic

US 14 Tunnel (Park County, Wyoming)
Built 1960
Tunnel on US 14/16/20
Open to traffic

Vermilion River US 20 Bridge (Huron County, Ohio)
Built 1933; rehabilitated 1955
Open-spandrel arch bridge over Vermilion River on US 20 in Wakeman
Open to traffic

West Olalla Slough Bridge (Lincoln County, Oregon)
Built 1936
Wooden bridge over West Olalla Slough on US 20 Frontage Road in Toledo
Open to traffic

Westfield River Bridge (Hampden County, Massachusetts)
Built 1932
Lost truss bridge over Westfield River on US 20 in Westfield
Replaced by new bridge

Willamette River Bridge (Benton County, Oregon)
Built 1926; rehabilitated 1971
Parker through truss bridge over Willamette River on Eastbound US 20 in Albany
Open to traffic

Wind River Canyon Tunnel (Fremont County, Wyoming)
Built 1947
Tunnel on US 20 in Wind River Canyon
Open to traffic

Yaquina River Bridge (Lincoln County, Oregon)
Built 1923
Polygonal Warren pony truss bridge over Yaquina River on US 20 in Eddyville
Open to traffic