There are 18,855 bridges in this category · Only showing 8,323 bridges with photos
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Owned by county

Old Vine St. Bridge (Pawnee County, Nebraska)
Built 1925; rehabilitated 1964
Pratt Through truss bridge over Taylor Branch on County Highway
Closed to all traffic

Old Williams Road Bridge (Allegany County, Maryland)
Built 1910; rehabilitated 1977
Pratt pony truss bridge over Town Creek on Old Williams Road
Closed to all traffic

Old Winchester Trail Bridge (Greene County, Ohio)
Innstalled 2002
Pony truss bridge over Painters Run on Old Winchester Trail
Open to traffic

Old Wooden Bridge (Manitowoc County, Wisconsin)
Timber stringer bridge over Railroad on Old Wooden Bridge Lane
Open to traffic

Old Xenia Road Bridge (Madison County, Ohio)
Built 1929; rehabilitated 1979
Curved chord through girder bridge over Paint Creek on Old Xenia Road
Replaced by a new bridge

Oldenburg Water Street Bridge (Franklin County, Indiana)
Built 1929
Concrete tee beam bridge over Harvey Branch on Water Street
Open to traffic

Oldham Bridge (Somerset County, Pennsylvania)
Built 1908
Pony truss bridge over Clear Shade Creek on TR 816 (Crum Road)
Open to traffic

Oldmans Creek Bridge (Gloucester County, New Jersey)
Built 1906
Through truss bridge over Oldmans Creek on New Jersey Route 601 West Mill Street
Replaced by a new bridge

Oldtown Covered Bridge 17-45-02 #2 (Greenup County, Kentucky)
Completed in 1880 at cost of $4,000. Restored in early 70's by the Green Thumb Program. Closed to traffic in 1985.
Multiple Kingpost through truss bridge over Frazer Branch of Little Sandy Creek in Oldtown
Intact but closed to all traffic

Olean Creek Bridge (Cattaraugus County, New York)
Built 1997
Pony truss bridge over Olean Creek on Fay Hollow Road
Open to traffic

Olena Road Bridge (Arkansas County, Arkansas)
Built 1936
Small arch bridge over a drainage ditch on Olena Road (CR 402)
Open to one-lane traffic

Olentangy River CR 141E (St. James Rd.) Bridge (Marion County, Ohio)
Built earlier over Scioto River and moved to this location 1937; rehabilitated 1987, disassembled and replaced late 2015/early 2016
Through truss bridge over Olentangy River on CR 141E (St. James Rd.)
In storage or disassembled

Olentangy River CR 67 R (Morral-Kirkpatrick Rd.) Bridge (Marion County, Ohio)
Built 1876 by the Wrought Iron Bridge Co.
Bypassed through truss bridge over Olentangy River on CR 67R (Morral-Kirkpatrick Rd.)
Bypassed, closed to all traffic

Olin Covered Bridge 35-04-03 (Ashtabula County, Ohio)
Built 1873; reconstructed 1993
Covered bridge over Ashtabula River on Dewey Road (TH 334) in Edgewood
Open to traffic

Olive Street Bridge (Trumbull County, Ohio)
Built 1920 by the Lake Erie Construction Co.; rehabilitated 1976
Open spandrel arch bridge over Mahoning River on Olive Street in Niles
Intact but closed to all traffic. Scheduled to be replaced in 2014

Olympic Discovery Trail - Johnson Creek Trestle (Clallam County, Washington)
Built 1914 by the Seattle, Port Angeles and Western Railway Company, later owned by Chicago, Milwaukee, St. Paul and Pacific Railroad (The Milwaukee Road), abandoned in 1985 and converted to a bike trail
Timber stringer bridge over Johnson Creek on Olympic Discovery Trail/Chicago, Milwaukee, St. Paul and Pacific Railroad (Milwaukee Road)
Open to pedestrians only

Omaha Creek Bridge (Thurston County, Nebraska)
Built 1925; rehabilitated 1973
Pony truss bridge over Omaha Creek on B Avenue, 1.7 mi. north of Winnebago
Open to traffic

Omaha Trail - Branch of Sherman Creek Bridge (Juneau County, Wisconsin)
Built 1912
Deck plate girder bridge over Branch of Sherman Creek on Omaha Trail
Open to pedestrians only

Omaha Trail - County Road H Bridge (Juneau County, Wisconsin)
Built 1892
Deck plate girder bridge over County Road H on Omaha Trail
Open to pedestrians only

Omaha Trail - Sherman Creek Bridge #5 (Juneau County, Wisconsin)
Built 1912
Pony/through plate girder bridge over Sherman Creek on Omaha Trail
Open to pedestrians only

Omaha Trail - Sherman Creek Bridge #9 (Juneau County, Wisconsin)
Built 1912
Pony/through plate girder bridge over Sherman Creek on Omaha Trail
Open to pedestrians only

One Creek Bridge (Pushmataha County, Oklahoma)
Built 1932
Concrete deck girder bridge over One Creek on 6430C
Open to traffic

One Creek Bridge (Pushmataha County, Oklahoma)
Bridge over One Creek on D1848


Oneida River Bridge (Oswego County, New York)
Built 1940; rehabilitated 1991
Through truss bridge over Oneida River on CR 57
Open to traffic

Onion Creek Bridge (Montgomery County, Kansas)
Built 1911 by the Western Bridge Co.
Through truss bridge over Onion Creek on County Road 4500 west of Coffeyville
Bypassed with a new bridge and abandoned

Onion Creek Bridge (Grand County, Utah)
Built 1953
Steel stringer bridge over Onion Creek on Onion Creek Rd
Open to traffic

Opaekaa Bridge (Kauai County, Hawaii)
Built 1900
Warren Pony truss bridge over Opaekaa Stream on Opaekaa Road
Open to traffic

Opie Road Bridge (Somerset County, New Jersey)
Built 1921
Pony truss bridge over South Branch Raritan River on Opie Road
Open to traffic

Opie Road over S. Branch Raritan River Bridge (Somerset County, New Jersey)
Built 2001
Warren pony truss with alternating verticals bridge over S. Branch Raritan River on Opie Road
Open to traffic

Opossum Creek Bridge (Nowata County, Oklahoma)
Built ca. 1930
Arch bridge over Opossum Creek on N4130 Rd.
Open to traffic

Opossum Creek Bridge (Nowata County, Oklahoma)
Built ca. 1930
Through truss bridge over Opossum Creek on Old U.S. 169
Replaced by a new bridge

Opossum Creek CR 501 Bridge (Bollinger County, Missouri)
Built 1975
Wooden bridge over Opossum Creek on CR 501
Open to one-lane traffic

Opossum Hollow Bridge (Fountain County, Indiana)
Built ca. 1920
Concrete arch bridge over Opossum Hollow on CR 1300 North
Open to traffic

Opossum Run-Possum Run Rd. Bridge (Warren County, Indiana)
Built 1925, rehabilitated in 1965
Pony truss bridge over Opossum Run on Possum Run Road
Replaced by a new bridge

Oradell Avenue Bridge (Bergen County, New Jersey)
Built 1904; rehabilitated 1972
Pony/through plate girder bridge over Hackensack River on Oradell Avenue
Open to traffic

Orange Avenue Bridge (Volusia County, Florida)
Built 1954
Bascule bridge over Halifax River on Orange Avenue in Daytona Beach
Replaced by a new bridge

Orange Avenue Bridge (Carroll County, Iowa)
Built 1913
Pony truss bridge over a tributary of Storm Creek on Olympic Avenue
Open to traffic

Orange Avenue Bridge (Washington County, Iowa)
Built 1934
Steel stringer bridge over Small Stream on Orange Avenue
Open to traffic

Orange Avenue Bridge #2 (Washington County, Iowa)
Built 1925
Steel stringer bridge over N. Fork Long Creek on Orange Avenue
Open to traffic

Orange Hill Road Bridge (Knox County, Ohio)
Built 1887 by the Mt. Vernon Bridge Co.; rehabilitated 1985; replaced 2006
Pony truss bridge over Ireland Creek on Orange Hill Road (TR 325)
Replaced by a new bridge

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
Closed and bypassed.

Oregon City Covered Bridge 05-04-B (Butte County, California)
Built 1983 by Clay Castleberry
Modern covered bridge over Oregon Gulch Creek on Oregon Gulch Road at Oregon City
Open to traffic

Oregon Creek Covered Bridge 05-58-01 (Yuba County, California)
Built 1860 by Thomas Freeman, closed 2010
Covered bridge over Oregon Creek on Alleghany Ridge Road at Oregon Creek Campground
Closed to all traffic

Oregon Trail Memorial Bridge (Ada County, Idaho)
Built 1931; rehabilitated 1992
Concrete arch bridge over Boise River on Capital Boulevard in Boise
Open to traffic

Orient Bridge (Ferry County, Washington)
Built 1908; rehabilitated 2006
Through truss bridge over Kettle River on Ferry Street in Curlew
Open to traffic

Original Prado Road Bridge (San Luis Obispo County, California)
Built unknown; Replaced 1957
Lost Bridge over San Luis Obispo Creek on Prado Road
Replaced by a new bridge

Originial Lagunitas Road Bridge (Marin County, California)
Built in 1909; Replaced in 2010
Lagunitas Road Bridge over Corte Madera Creek in Ross, California.
Replaced by a new bridge

Orland Hambright Creek Bridge (Glenn County, California)
Built 1936
Concrete deck girder bridge over Hambright Creek on Former US 99 West
Open to traffic

Orleans Bridge (Polk County, Missouri)
Through truss bridge over Little Sac River on 505th Road, southeast of Aldrich
Closed to all traffic

Oronoco Bridge (Olmsted County, Minnesota)
Built 1918; rehabilitated 1987; Damaged by flood & re-opened 2010
Open-spandrel arch bridge over Zumbro River on CSAH 18 at Oronoco
Open to 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
Closed

Orr Springs Road Bridge (Mendocino County, California)
Built 1955
Steel stringer bridge over South Fork Big River on Orr Springs Road
Open to traffic

Orten Creek Bridge (Scott County, Arkansas)
Built 1915; rehabilitated 1984
Pony truss bridge over Orten Creek on CR 60
Open to one-lane traffic

Osage Creek Bridge (Benton County, Arkansas)
Built in 1911 by the Missouri Valley Bridge & Iron Company of Leavenworth, Kansas
Through truss bridge over Osage Creek on CR 71 southeast of Healing Springs
Replaced by new bridge

Osage Creek Bridge (Benton County, Arkansas)
Built 1935
Steel stringer bridge over Osage Creek on Old Highway 68
Open to traffic

Osage Creek Bridge (Grant County, Oklahoma)
Bypassed by new bridge 1967
Pratt pony truss bridge over Osage Creek on Old US 81
Open to traffic

Osage Prairie Trail - Flat Rock Creek Bridge (Tulsa County, Oklahoma)
Built 1930s
Warren deck truss bridge over Flat Rock Creek on Osage Prairie Trail (former Midland Valley RR) in Tulsa
Open to cyclists & pedestrians

Osage Road Spring Creek Bridge (Clay County, Kansas)
Built 1903
Pratt through truss bridge over Spring Creek, 2.0 mi. north and 6.0 mi. west of Green
Open to traffic

Osage Valley Road Bridge (Cooper County, Missouri)
Built 1913; rehabilitated 1993
Pony truss bridge over Petite Saline Creek on Osage Valley Road
Open to traffic

Osborn Road Bridge (Tehama County, California)
Built 1960; rehabilitated 1984
Pratt Pony truss bridge over Mill Creek on Osborn Road
Open to traffic

Osborne Road Bridge (Osage County, Kansas)
Built ca. 1910
Abandoned through truss bridge over 110 Mile Creek, 2.5 mi. north and 0.7 mi. east of Quenemo
Closed to all traffic

Osiris Bridge (Cedar County, Missouri)
Built 1911 by the Canton Bridge Co.; replaced 2006
Lost pony truss bridge over Horse Creek on CR 1600
Replaced by a new bridge

Ost Valle Bridge (Grand Forks County, North Dakota)
Built 1910
Through truss bridge over an Unnamed tributary of Red River on a 8th Avenue NE, 1 mi. north and 6 mi. east of Thompson in Walle Township
Open to traffic

Ostelic River Bridge (Old) (Chenango County, New York)
Lost Pony truss bridge over Ostelic River on Rt13
Replaced by a new bridge

Otho Sellers Road Bridge (Perry County, Mississippi)
Built 1905
Pony truss bridge over Piney Woods Creek on Otho Sellers Road
Open to traffic

Otho Sellers Road Bridge (Perry County, Mississippi)
Built 1905
Pony truss bridge over Sand Hill Creek on Otho Sellers Road
Open to traffic

Otis Road Bridge (New) (Essex County, New York)
Built 2013
Polygonal Warren pony truss bridge over Boquet River on Otis Road
Open to traffic

Ottawa Creek CR 26 Bridge (Hancock County, Ohio)
Built ca. 1960
Pony truss bridge over Ottawa Creek on CR 26
Open to traffic

Ottawa Creek TR 38 Bridge (Hancock County, Ohio)
Built by the Smith Bridge Co.
Pony truss bridge over Ottawa Creek on TR 38
Closed to all traffic

Ottawa Creek TR 84 Bridge (Hancock County, Ohio)
Built by the Wrought Iron Bridge Co.
Pony truss bridge over Ottawa Creek on TR 84
Closed to all traffic

Ottawa Street Bridge (Newton County, Missouri)
Built by the Canton Bridge Co, Replaced 2008
Pony truss bridge over Little Lost Creek on Ottawa Street in Seneca
Replaced by a new bridge

Otter Creek Bridge (Fayette County, Iowa)
Relocated 1956
Pony truss bridge over Otter Creek on 45th Street
Open to traffic

Otter Creek Bridge (Fayette County, Iowa)
Built 1917
Concrete girder bridge over Otter Creek on 40th Street
Open to traffic

Otter Creek Bridge (Greene County, Iowa)
Built 1924
Steel stringer bridge over a drainage ditch on CR E39 (former Lincoln Highway) in Ralston
Open to traffic

Otter Creek Bridge (Lyon County, Iowa)
Built 1900
Through truss bridge over Otter Creek on a local road
Open to traffic

Otter Creek Bridge (Tama County, Iowa)
Built ca. 1930
Pony truss bridge over Otter Creek on 300th Street
Open to traffic

Otter Creek Bridge (Tama County, Iowa)
Built ca. 1930
Pony truss bridge over Otter Creek on 320th Street
Open to traffic

Otter Creek Bridge (Chautauqua County, Kansas)
Built 1936 by the Works Progress Administration
Through truss bridge over Otter Creek, 4.2 mi. north of Cedarvale
Open to traffic

Otter Creek Bridge (Rush County, Kansas)
Built 1941
Stone arch bridge over Otter Creek, 7.4 mi. south and 3.0 mi. east of Nekoma
Open to traffic

Otter Creek Bridge (Logan County, Oklahoma)
Built ca. 1910
Lost Pony truss bridge over Otter Creek on 4230C
Replaced by new bridge

Otter Creek Bridge (Logan County, Oklahoma)
Built 1912
Through truss bridge over Otter Creek on E0640
Closed to all traffic

Otter Creek Bridge (Fulton County, Illinois)
Built 1935
Steel stringer bridge over Otter Creek on County Road 2
Open to traffic

Otter Creek Bridge (Morton County, North Dakota)
Built 1945
Timber stringer bridge over Otter Creek on County Highway
Open to traffic

Otter Creek Covered Bridge 14-69-02 (Ripley County, Indiana)
Built 1884 by Thomas A. Hardman; closed to traffic 1996
Covered bridge over Otter Creek on CR 850 West
Open to pedestrians only

Otter Creek CR 139 Bridge (Monroe County, Missouri)
Built ca. 1920
Pony truss bridge over Otter Creek on CR 139
Open to traffic

Otter Creek CR 239 Bridge (Monroe County, Missouri)
Built ca. 1930
Pony truss bridge over Otter Creek on CR 239
Open to traffic

Otter Road Pony Truss Bridge (Fayette County, Iowa)
Built 1966
Pony truss bridge over an unnamed creek on Otter Road
Open to traffic

Ottumwa Wabash Bridge (Wapello County, Iowa)
Built 1888, North span of the bridge collapsed February 13, 1973; Converted into a pedestrian bridge 2007
Through truss pedestrian bridge over Des Moines River on former Wabash RR in Ottumwa
Open to pedestrians/bicycles

Ouachita River Bridge (Polk County, Arkansas)
Built 1929
Pony truss bridge over Ouachita River on CR 109 (Old US 71/270) in Acorn
Open to traffic

Ouachita River CR 74 Bridge (Polk County, Arkansas)
Built 1914; replaced 2001
Lost pony truss bridge over Ouachita River on CR 74
Replaced by a new bridge

Ouachita River CR 76 Bridge (Polk County, Arkansas)
Built 1914
Pony truss bridge over Ouachita River on CR 76 (Old US 71)
Open to one-lane traffic

Ouachita River Relief Bridge (Polk County, Arkansas)
Built 1929
Concrete tee beam bridge over Ouachita River Relief on CR 109 (Old US 71/270) in Acorn
Open to traffic

Outer Belt Culvert (Jackson County, Missouri)
Stone culvert with slab over Creek on South Outer Belt Road (County Route F)
Open to traffic

Outlet Ditch CR 253 Bridge (Hancock County, Ohio)
Built by the Smith Bridge Co.
Pony truss bridge over Outlet Ditch on CR 253
Replaced by a new bridge

Outlet Ditch TR 251 Bridge (Hancock County, Ohio)
Pony truss bridge over Outlet Ditch on TR 251
Open to traffic

Overflow Channel Bridge (Thurston County, Washington)
Built 1936
Bridge over Overflow Channel on Old US 99
Open to traffic

Overpeck Creek Bridge (Bergen County, New Jersey)
Built 1913
Deck girder bridge over Overpeck Creek on Route 46
Replaced by a new bridge

Owen County Bridge #143 (Owen County, Indiana)
Built 1930
Girder bridge over Lick Creek on CR 310W
Open to traffic

Owen County Bridge #144 (Owen County, Indiana)
Built 1930
Girder bridge over Branch of Lick Creek on CR 310W
Open to traffic

Owens Covered Bridge (Polk County, Iowa)
Built 1887 over North River; Relocated to Lake Easter Park,
Howe through truss bridge over Branch of Yeader Creek on a pedestrain path in Lake Easter Park
Open to pedestrians