Structurally deficient
There are 10,853 bridges in this category · Only showing 1,210 bridges with photos
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Minnow Slough Bridge No. 2 (Crawford County, Illinois)Built 1909; rehabilitated 1982
Steel stringer bridge over Minnow Slough on TR 169A, 1.5 mi. NE Palestine
Open to traffic
Mississinewa River IN 1 Bridge (Randolph County, Indiana)Built 1941; rehabilitated 1979 and 2008
Through truss bridge over Mississinewa River on IN 1
Open to traffic
Mississippi County Road 307 Bridge (Mississippi County, Missouri)Built 1921
Pony truss on CR 307 (Old US 60) near Birds Point over a drainage ditch emptying into Brewer Lake in Wyatt
Open to traffic on a paved road with a 20 ton weight limit
Mississippi County Road 310 Bridge (Mississippi County, Missouri)Built ca. 1922; relocated here 1966
Pony truss bridge over a drainage ditch on CR 310
Open to traffic
Mississippi County Road 314 Bridge (Mississippi County, Missouri)Built 1922 as part of a bridge with at least two spans; relocated here in 1965
Pony truss bridge over Ditch 29 on CR 314, just off MO 77 south of Wyatt
Open to traffic
Mississippi County Road 518 Bridge (Mississippi County, Missouri)Built ca. 1922; relocated here 1965; replaced Summer 2005
Lost(?) pony truss bridge over Four Mile Pond Drainage Ditch on CR 518 just east of MO 102
No longer exists
Mississippi River I-35W Bridge (Hennepin County, Minnesota)Built 1967; collapsed Aug. 1, 2007
Collapsed deck truss bridge over the Mississippi River on I-35W in Minneapolis
Collapsed
Missouri Street Bridge (Washington County, Missouri)Pony truss bridge over Breton Creek on Missouri Street in Potosi, just south of the courthouse
Open to traffic
Mistaken Creek Bridge (Grayson County, Kentucky)Built ca. 1920
Bedstead pony truss bridge over Mistaken Creek on Yeaman-Olaton Road
Open to traffic
MoDOT Bridge (Cole County, Missouri)Built ca. 1920; rehabilitated 1990
Closed pony truss bridge over Wears Creek off MoDOT Drive in Jefferson City
Closed to all traffic and posted against trespassing
Mollys Run Bridge (Jefferson County, Indiana)Built 1905
Pony truss bridge over Mollys Run on Brooksburg Manville Road (CR 260N)
Open to one-lane traffic
Monett Business US 60 Bridge (Barry County, Missouri)Built 1935
Through truss bridge over the railroad on Business US 60 east of Monett
Open to two-lane traffic
Moniteau Church Road Bridge (Moniteau County, Missouri)Built ca. 1930
Pony truss bridge over Howard Creek on Moniteau Church Road southwest of Jamestown
Open to traffic
Moniteau Creek Road Bridge (Cole County, Missouri)Built 1915; made obsolete by a new bridge on MO 179 in 1967
Through truss bridge over Moniteau Creek on Moniteau Creek Road (Old MO 179)
Open to traffic
Montezuma Bridge (Parke County, Indiana)Built 1949; rehabilitated 1987
Six-span through truss bridge over Wabash River on US 36 at Montezuma
Open to two-lane traffic
Morman Fork CR 81 Bridge (Bates County, Missouri)Pony truss bridge over a branch of Morman Fork on CR 81 (West Boone Road)
Open to traffic
Morris Bridge (Grundy County, Illinois)Built 1934; rehabilitated 1978; replaced 2002
Lost five-span through truss bridge over the Illinois River on IL 47 at Morris
Replaced by modern bridge
Morrison Creek Bridge (Sullivan County, Indiana)Built 1935
Pony truss bridge over Morrison Creek on CR 75 North
Open to traffic
Morton Bridge (Ray County, Missouri)Built by the Wrought Iron Bridge Co.
Through truss bridge over Crooked River on Landing Road
Open to traffic
Moss Road Bridge (Blount County, Alabama)Built 1940
Through truss bridge over Calvert Prong Little War on Moss Road
Open to traffic
Mossy Creek Route 613 Bridge (Augusta County, Virginia)Built 1910
Pony truss bridge over Mossy Creek on Route 613
Open to traffic
Mount Carmel Bridge (Wabash County, Illinois)Built 1932; rehabilitated 1987
Through truss bridge over Wabash River on IL 15/IN 64 in Mount Carmel
Open to traffic
Mount Hope Bridge (Bristol County, Rhode Island)Built 1929; rehabilitated 1985
Suspension bridge over Mount Hope Bay on RI 114 in Bristol
Open to traffic
Mountain Fork Bridge (Polk County, Arkansas)Built 1905
Two-span pony truss bridge over Mountain Fork Creek on CR 38 near the community of Camp Pioneer
Open to traffic
Mountain Fork River Bridge (McCurtain County, Oklahoma)Built 1948
Through truss bridge over Mountain Fork River on US 70
Open to traffic
Mud Creek Bridge (Marion County, Kansas)Concrete pony arch bridge over Mud Creek, 0.6 mi. north of Marion
Open to traffic
Muddy Creek Old US 65 Bridge (Pettis County, Missouri)Built ca. 1930
Through truss bridge over Muddy Creek on Claycomb Road (Old US 65) north of Sedalia
Open to traffic
Multnomah Channel Bridge (Multnomah County, Oregon)Built 1948
Through truss bridge over Multnomah Channel on FAS A668 in Portland
Replaced by a new bridge in June 2008
Murphy Bridge (Huntington County, Indiana)Built in 1928 by the Pan American Bridge Company; Restored in 2006.
Parker through truss bridge over Salamonie River on CR 800 South
Open to traffic
Murphy Drive Bridge (Caldwell County, Missouri)Built ca. 1930
Pony truss bridge over Long Creek on S.W. Murphy Drive
Open to traffic
Murray Bridge (Humboldt County, Iowa)Built 1905 by A.H. Austin; rehabilitated 1982; damaged in car wreck during 2004
Through truss bridge over West Fork Des Moines River on 190th Street, southeast of Bradgate
Closed to traffic
N. 45th Street Bridge (Milwaukee County, Wisconsin)Built 1952
Pony plate girder bridge over Menomonee River on N 45th Street in Milwaukee
Open to traffic
N. 50th Street Menomonee River Bridge (Milwaukee County, Wisconsin)Built 1976
Pony truss bridge over Menomonee River on N. 50th Street in Milwaukee
FOUND! This elusive bridge is well hidden but extant behind private property.
N. Hawley Road Bridge (Milwaukee County, Wisconsin)Built 1917
Concrete arch bridge over Menomonee River on N. Hawley Road in Milwaukee
Replaced
Nahma Bridge (Delta County, Michigan)Built 1917 by the Joliet Bridge & Iron Co.; closed to traffic in 1995; relocated Summer 2006
Pony truss bridge formerly over Sturgeon River on CR 497
Relocated to a golf course
Neosho River Bridge (Neosho County, Kansas)Through truss bridge over Neosho River on 42.5-17.6 Local, 1.0 mi. east and 2.6 mi. south of St. Paul
Open to traffic
Neosho River Bridge (Neosho County, Kansas)Built 1928
Through truss bridge over Neosho River, 1.2 mi. south and 0.4 mi. west of Erie
Open to traffic
Neosho River Bridge (Neosho County, Kansas)Built 1908
Through truss bridge over Neosho River, 2.4 mi. west of Erie
Closed to all traffic
Neosho River US 75 Bridge (Coffey County, Kansas)Built 1934; Lost 2006
Through truss bridge over Neosho River on US 75
Lost
New Chain of Rocks Bridge (Madison County, Illinois)Built 1966
Bridge over Mississippi River on I 270
Open to traffic
New Franklin Viaduct (Howard County, Missouri)Built 1940
Massive concrete deck girder bridge over Katy Trail and city streets on MO 5 in New Franklin
Open to traffic
New Harmony Bridge (Posey County, Indiana)Built 1932
Closed four-span through truss toll bridge over Wabash River on IL 14 at New Harmony, Indiana
Open to toll traffic
New Pakota River Bridge (Gibson County, Indiana)Built 1915
Through truss bridge over New Pakota River on CR 550 East
Open to traffic
New Portland Wire Bridge (Somerset County, Maine)Built ca. 1866; rehabilitated 1961
Suspension bridge over Carrabasset River on Wire Bridge Road in New Portland
Open to traffic
New Steubenville Bridge (Jefferson County, Ohio)Built 1990
Cable-stayed bridge over the Ohio River on US 22 between Steubenville and Weirton in Steubenville
Open to traffic
Newburg Road Bridge (Macon County, Illinois)Built 1898
Through truss bridge over Friends Creek on Newburg Road (TR 23), 1.0 mi. east of Argenta
Closed to all traffic
Newell Toll Bridge (Hancock County, West Virginia)Built 1905; rehabilitated 1954
Private suspension bridge over the Ohio River on Golding Street Extension between Newell and East Liverpool
Open to toll traffic
Newman Road Bridge (Gibson County, Indiana)Built 1927
Pony truss bridge over Newman Lateral on Newman Road
Open to traffic
Newport Bridge (Jackson County, Arkansas)Built 1930
Cantilevered through truss bridge on AR 367 (formerly US 67) over White River at Newport
Open to two-lane traffic
Niangua River Route K Bridge (Dallas County, Missouri)Built or relocated here in 1936; rehabilitated 1994
Through truss bridge over Niangua River on Route K
Open to traffic
Nichols Street Bridge (Callaway County, Missouri)Built ca. 1940
Wooden bridge over the KCS Railroad on Nichols Street at the William Woods University campus in Fulton
Open to two-lane traffic
Noix Creek MO 79 Bridge (Pike County, Missouri)Built 1935
Pony truss bridge over Noix Creek on MO 79 in Louisiana
Open to two-lane traffic
Norfork Bridge (Baxter County, Arkansas)Construction started Aug. 21, 1936, by the Vincennes Steel Company; dedicated June 17, 1937
Four-span deck truss bridge over North Fork White River on AR 5 at Norfork
Open to traffic
North Avenue Bridge (Cook County, Illinois)Built 1907
Double-leaf bascule through truss bridge over North Branch Chicago River on North Avenue in Chicago
Open to two-lane traffic
North Big River Bridge (St. Francois County, Missouri)Built 1924; made obsolete by new bridge in 1956
Through truss bridge over Big River on Old US 67 (Berry Road) north of Bonne Terre
Closed to traffic
North Boat Ditch Bridge (Clark County, Arkansas)Built ca. 1928
Through truss bridge over North Boat Ditch on CR 8
Open to one-lane traffic
North Boat Ditch US 67 Bridge (Clark County, Arkansas)Built 1931 by the Virginia Bridge & Iron Co. of Roanoke, Virginia
Pony truss bridge over North Boat Ditch of Terre Noire Creek on US 67
Open to traffic
North Branch Root River Bridge (Fillmore County, Minnesota)Built 1939
Through truss bridge over North Branch Root River on CR 124
Open to traffic
North Caney Creek Bridge (Chautauqua County, Kansas)Built ca. 1910
Pony truss bridge over North Caney Creek, 2.0 mi. north and 2.0 mi. east of Peru
Closed to all traffic
North Creek Bridge (Washington County, Illinois)Built ca. 1930; rehabilitated 1970
Pony truss bridge over North Creek on TR 162A, 1.5 mi. northwest of Huegely
Open to one-lane traffic with a 10 ton weight limit
North Creek Old US 66 Bridge (Livingston County, Illinois)Built 1926
Concrete bridge over North Creek on Old US 66 (originally IL 4) in Pontiac
Closed to all traffic
North Cut Ditch Bridge (Scott County, Missouri)Built 1923; rehabilitated 1941
Through truss bridge on MO 77 over North Cut Ditch northwest of Diehlstadt
Open to one-lane traffic
North Fork Coal Creek Bridge (Fountain County, Indiana)Built 1901
Through truss bridge over North Fork Coal Creek on CR 200 East
Open to traffic
North Fork Coal Creek Bridge (Fountain County, Indiana)Built 1915
Through truss bridge over North Fork Coal Creek on CR 500 East
Open to traffic
North Fork Holston River Bridge (Scott County, Virginia)Built 1930
Through truss bridge over North Fork Holston River on U.S. 58 - 421
Open to traffic
North Fork Little Maquoketa River Bridge (Dubuque County, Iowa)Built 1901
Pony truss bridge over North Fork Little Maquoketa River on a local road
Open to traffic
North Fork MO 126 Bridge (Barton County, Missouri)Built 1954
Three-span pony truss bridge over North Fork Spring River on MO 126
Open to two-lane traffic
North Fork Route H Bridge (Jasper County, Missouri)Built 1933
Pony truss bridge over North Fork Spring River on Route H
Open to traffic
North Fork Route M Bridge (Jasper County, Missouri)Built 1949
Pony truss bridge over North Fork Spring River on Route M (Baseline Road) in Carytown
Open to two-lane traffic
North Halsted Street Bridge (Cook County, Illinois)Built 1909
Bascule bridge over North Branch Chicago River Canal on N. Halsted Street in Chicago
Open to traffic
North Railroad Street Bridge (Rush County, Indiana)Built 1901 by the New Castle Bridge Co.
Through truss bridge over Little Flatrock River on North Railroad Street
Closed to all traffic
North River MO 168 Bridge (Marion County, Missouri)Built 1932
Four-span through truss bridge over North River on MO 168, west of Palmyra
Open to two-lane traffic
North Wea Creek Bridge (Miami County, Kansas)Built 1905
Parker through truss bridge over North Wea Creek, 3.5 mi. south and 7.8 mi. west of Louisburg
Closed to all traffic
North Wea Creek Bridge (Miami County, Kansas)Built ca. 1910
Pony truss bridge over North Wea Creek, 4.3 mi. west and 2.0 mi. north of Louisburg
Open to traffic
Norwood Creek Bridge (McCurtain County, Oklahoma)Built 1948; replaced 2005
Lost through truss bridge over Norwood Creek on OK 87
No longer exists
Oak Dale Road Bridge (Moniteau County, Missouri)Built ca. 1930
Through truss bridge over Straight Fork on Oak Dale Road northwest of Latham
Open to one-lane traffic with a 15 ton weight limit
Oakalla Covered Bridge (Putnam County, Indiana)Built 1898 by J.J. Daniels
Covered bridge over Big Walnut Creek on CR 375W
Open to traffic
Offutt's Ford Covered Bridge (Rush County, Indiana)Built 1884 by Kennedy Bros.
Covered bridge over Little Blue River on Offutt Bridge Road
Open to traffic
Okamanpedan State Park Bridge (Emmet County, Iowa)Built 1914; rehabilitated 1923
Pony truss bridge over East Fork Des Moines River on Tuttle Lake Road at Okamanpedan State Park
Open to one-lane traffic
Old Alton Bridge (Denton County, Texas)Built 1884 by the King Bridge Co.; later bypassed
Through truss bridge over Hickory Creek on Copper Canyon Road in Denton
Open to pedestrians only
Old Appleton US 61 Bridge (Cape Girardeau County, Missouri)Built 1931
Pony truss bridge over Apple Creek on US 61 at Old Appleton
Open to two-lane traffic on a dangerous curve
Old Barn Bridge (Fillmore County, Minnesota)Built 1914
Through truss bridge over Mill Pond South Branch Root on Heron Rd.
Open to traffic
Old Clay's Ferry Bridge (Fayette County, Kentucky)Built 1871; rehabilitated 1955
Two-span through truss bridge over Kentucky River on KY 2328 (Old US 25) in Lexington
Open to traffic
Old Five Road Bridge (Morgan County, Missouri)Built 1922
Pony truss on Old Five Road over a branch of Little Gravois Creek
Open to traffic
Old Kankakee River Bridge (Starke County, Indiana)Built ca. 1910
Through truss bridge over Old Kankakee River on CR 1100 West
Closed to all traffic
Old Mines Bridge (Washington County, Missouri)Built 1923; rehabilitated 1933; replaced Summer 2007
Lost pony truss bridge over Old Mines Creek on MO 21
Replaced by a new bridge
Old Monroe Bridge (Lincoln County, Missouri)Built 1930
Three-span through truss bridge over Cuivre River on Main Street (Old MO 79) in Old Monroe
Open to one-lane traffic
Old National Road Bridge (Vigo County, Indiana)Built 1919
Concrete arch bridge over Clear Creek on Old National Road
Open to traffic
Old Red Covered Bridge (Gibson County, Indiana)Built 1875 by William T. Washer
Covered bridge over Big Bayou on Barnes Road
Open to pedestrians
Old Richardsville Road Bridge (Warren County, Kentucky)Built 1889
Three span Bowstring Arch Truss bridge over Barren River on Old Richardsville Road in Bowling Green
Open to traffic
Old River Road Bridge (Warrick County, Indiana)Built 1893
Through truss bridge over Little Pigeon Creek on Old River Road
Open to traffic
Old Route E Bridge (Newton County, Missouri)Built 1922; made obsolete by bridge on new alignment in 1974
Five-span arch bridge over Shoal Creek on Old Route E, northwest of Granby
Open to traffic
Old Scotland Bridge (Boone County, Indiana)Built 1901
Three-span stone arch bridge over Sugar Creek on CR 200E
Open to traffic
Old State Road Bridge (Clinton County, Illinois)Built ca. 1930
Pony truss bridge over Beaver Creek on Old State Road (TR 109)
Open to one-lane traffic with a 6 ton weight limit
Old US 50 Viaduct (Cooper County, Missouri)Built 1924
Tee beam bridge over the Union Pacific Railroad on Old US 50, just north of current US 50
Open to traffic
Olin Covered Bridge (Ashtabula County, Ohio)Built 1873; reconstructed 1993
Covered bridge over Ashtabula River on Dewey Road (TH 334) in Edgewood
Open to traffic
Orange Road Bridge (Delaware County, Ohio)Built 1898 by the Toledo Bridge Co.; rehabilitated 1970
Through truss bridge over Olentangy River on Orange Road (TR 114) in Powell
Open to one-lane traffic
Orange Street Bridge (Missoula County, Montana)Built 1937; replaced 2003
Lost deck truss bridge over Clark Fork on Orange Street in Missoula
Replaced by new bridge
Oriole Bridge (Cape Girardeau County, Missouri)Built 1953
Stringer bridge with steel and wood piers over Little Indian Creek on Route V at Oriole
Open to two-lane traffic
Orr Road Bridge (Washington County, Arkansas)Built 1924
Through truss bridge over Illinois River on Orr Road (CR 67) just off AR 265, southeast of Prairie Grove
Open to one-lane traffic