There are 28,317 bridges in this category · Only showing 12,167 bridges with photos
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Open

NS WV61 Overpass (Fayette County, West Virginia)
Built 1930
Steel stringer bridge over WV61 on NS Railroad
Open to traffic

NSRR Markham Road Bridge (Morgan County, Illinois)
Built in 1936
Steel stringer bridge over Markham Road on Norfolk Southern RR 2.7 Mi W of Jacksonville
Open to traffic

NSRR N Fork Mauvaise Terre Creek Bridge (Morgan County, Illinois)
Slab bridge over N Fork Mauvaise Terre Creek Bridge on Norfolk Southern RR in Jacksonville
Open to traffic

NSRR State Street Bridge (Morgan County, Illinois)
Pony/through plate girder bridge over E State St on Norfolk Southern RR in Jacksonville
Open to traffic

Nugents Road Bridge (Linn County, Iowa)
Built 1904; rehabilitated 1990
Through truss bridge over Buffalo Creek on Nugents Road
Open to traffic

Nut Junction Bridge (Cape Girardeau County, Missouri)
Built 1938
Pony plate girder bridge over the Castor River Diversion Channel on Route N just east of the intersection with Route U and Route T
Open to two-lane traffic with no posted weight limit

Nutt Road Bridge (Clark County, Arkansas)
Steel stringer bridge over Little Antoine Creek on CR 54
Open to traffic

Nuyaka Creek Bridge (Okfuskee County, Oklahoma)
Built 1916
Pony truss bridge over Nuyaka Creek on N3810
Open to traffic

NW 30th Road Bridge (Barton County, Missouri)
Built ca. 1930
Tee beam bridge over KCS Railroad on NW 30th Road
Open to traffic

NW 8002 Road Bridge (Bates County, Missouri)
Built ca. 1925
Pony truss bridge over Miami Creek on NW 8002 Road
Open to traffic

NY 35 Bridge (Westchester County, New York)
Built 1910
Concrete arch bridge on NY 35
Open to traffic

NY Central Bridge (Clearfield County, Pennsylvania)
Bridge over West Branch Susquehanna River on R.J. Corman Railroad Company/ Pennsylvania Lines
Open to traffic

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

O Road Little Nemaha River Bridge (Otoe County, Nebraska)
Built 1895
Pratt through truss bridge over North Fork Little Nemaha River on CR-O, 1 mi. south of Lorton
Open to traffic, 3 to 6 ton weight limit

O'Donnell Lane Bridge (Sonoma County, California)
Built 1900, reconditioned unknown later date
Stone arch bridge over Calabazas Creek on O'Donnell Lane in Glen Ellen
Open to traffic

O'Neal Bridge (Colbert County, Alabama)
Built 1939
Cantilevered Warren through truss bridge over Tennessee River on US 43 between Florence and Sheffield
Open to traffic

O'Neal Bridge (Independence County, Arkansas)
Built ca. 1933, possibly by the Works Progress Administration
Small five-span closed-spandrel arch bridge over O'Neal Creek on O'Neal Road (CR 37)
Open to traffic

O'Neal Bridge (Boone County, Indiana)
Built ca. 1892; restored 2008-09
Pratt through truss over Big Eagle Creek on Holliday Drive off of US 421, north of Zionsville
Restored and open to traffic

O.K. Allen Bridge (Rapides Parish, Louisiana)
Built 1936
K-Parker through truss bridge over Red River on US 71
Doomed

Oak Creek Bridge (Adams County, Illinois)
Pony truss bridge over Oak Creek on TR 77, 2 mi. northwest of Marcelline
Open to traffic

Oak Creek Bridge (Latimer County, Oklahoma)
Built 1934
Pony truss bridge over Oak Creek on N4461 in Red Oak
Open to traffic

Oak Creek Bridge (Noble County, Oklahoma)
Built ca. 1910
Pony truss bridge over Oak Creek on E0500
Open to traffic

Oak Creek Mill Road Bridge (Milwaukee County, Wisconsin)
Built 1931; Closed to traffic for flood damage 6/08; Repaired-Reopened 8/08;
Concrete arch bridge over Oak Creek on Mill Road in South Milwaukee
Open to traffic after repair of flood damage

Oak Creek Parkway Bridge (Milwaukee County, Wisconsin)
Built 1931
Concrete arch bridge over Oak Creek on Oak Creek Parkway in South Milwaukee
Open to traffic

Oak Dale Branch Bridge (Shelby County, Missouri)
Built ca. 1910
Pony truss bridge over Oak Dale Branch on CR 371
Open to one-lane traffic

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

Oak Grove Bridge (Madison County, Missouri)
Built 1922; made obsolete by new bridge in 1972
Pony truss bridge over Barnes Creek on CR 504 (Old MO 72, formerly MO 70) west of Fredericktown
Open to traffic on a paved road

Oak Grove Drive over the Arroyo Seco - Devil's Gate Dam (Los Angeles County, California)
Built 1896, replaced by Devil's Gate Dam, new bridge added in 1955
Beam bridge over Arroyo Seco on Oak Grove Drive
Open to traffic

Oak Grove Road Bridge (Holmes County, Mississippi)
Built 1925
Pony truss bridge over a branch of Harland Creek on Oak Grove Road
Closed to all traffic

Oak Knoll Ave (Napa County, California)
Built 1930
Concrete tee beam bridge over Napa River on Oak Knoll Avenue
Open to traffic

Oak Knoll Avenue Bridge (Napa County, California)
Built 1910
Stone arch bridge over Napa River Overflow on Oak Knoll Avenue
Open to traffic

Oak Ridge Railroad Overpass (Nelson County, Virginia)
Built 1882
Pratt through truss bridge over Norfolk Southern Railway on Wilson Road (Route 653)
Open to traffic

Oak Street Bridge (Du Page County, Illinois)
Built ca. 1910
Girder bridge over the BNSF Railroad on Oak Street in Hinsdale
Open to traffic weight restricted to 5 tons

Oak Street Bridge (Garrett County, Maryland)
Built 1921
Concrete arch bridge over Little Youghiogheny River on MD 39 in Bethel
Open to traffic

Oak Street Bridge (De Kalb County, Illinois)
Built 1956
Concrete rigid-frame bridge over Little Rock Creek on Oak Street in Hinckley
Open to traffic

Oakalla Covered Bridge (Putnam County, Indiana)
Built 1898
Covered bridge over Big Walnut Creek on CR 375W
Open to traffic

Oakdale - Norfolk Southern Arch Bridge (Morgan County, Tennessee)
This new closed spandrel arch bridge, replaced a wood timber structure built by the railroad in the early 1900's
Closed-spandrel arch bridge over Laurel Branch on Norfolk Southern Railway
Open to traffic

Oakland Bridge (Douglas County, Oregon)
Built 1925
Deck truss bridge over Calapooya Creek on Shady Highway in Oakland
Open to traffic

Oakman Tunnel (Gordon County, Georgia)
Built ca. 1935, looks nearly identical to the Pine Log Road Tunnel in Bartow County
Tunnel over private driveway just south of Oakman Baptist Church
Open to traffic

Oakville Crossroad Bridge (Napa County, California)
Built 1922
Concrete tee beam bridge over Napa River on Oakville Cross Road
Open to traffic

Oakville Iowa River Bridge (Louisa County, Iowa)
Built 1947
Deck girder bridge over Iowa River on CR X99
Open to traffic

Oark Bridge (Johnson County, Arkansas)
Built 1937
Bridge over Estep Creek on Arkansas 215
Open to traffic

Oat Creek Bridge (Henry County, Illinois)
Built 1910
Slab bridge over Oat Creek on E 1700th St 2.5 Mi ESE of Geneseo
Open to traffic

Oberhaus Creek OH 424 Bridge (Henry County, Ohio)
Built ca. 1842
Stone arch bridge with pony truss addition over Oberhaus Creek on OH 424 in Napoleon
Open to traffic

Obion Creek KY 58 Bridge (Hickman County, Kentucky)
Built 1928
Pony truss bridge over Obion Creek on KY 58
Open to traffic

Obion River Bridge (Dyer County, Tennessee)
Built 1948; rehabilitated 1993
Through truss bridge over Obion River on TN 104
Open to traffic

Occoquan River Bridge (Prince William County, Virginia)
Parker through truss bridge over Occoquan River on Richmond, Fredericksburg and Potomac Railroad
Open to traffic

Ocean Highway Bridge (Chatham County, Georgia)
Built 1939
Concrete tee beam bridge over Norfolk Southern RR on Ocean Highway
Open to traffic

Ocean to Ocean Highway Bridge (Yuma County, Arizona)
Built 1914; rehabilitated 1943; rehabilitated again in 2002.
Through truss bridge over Colorado River on Penitentiary Avenue
Open to traffic

Ochwalkee Creek Bridge (Wheeler County, Georgia)
Built 1933
Concrete tee beam bridge over Ochwalkee Creek on US 280
Open to traffic

Ocmulgee River Bridge (Telfair County, Georgia)
Built 1928 by the Virginia Bridge & Iron Co.
Warren through truss bridge over Ocmulgee River on Norfolk Southern Railway
Open to traffic

Ocoee River Bridge (Polk County, Tennessee)
Built 1946
Concrete tee beam bridge over Ocoee River on US 411
Open to traffic

Oconomowoc River Bridge (Waukesha County, Wisconsin)
Built 1916
Concrete arch bridge over Oconomowoc River on WI 83
Open to traffic

Oconomowoc River Bridge (Waukesha County, Wisconsin)
Built 1910
Concrete arch bridge over Oconomowoc River on West Second Street in Oconomowoc
Open to traffic

Oconomowoc River CPRR Arch Bridge (Waukesha County, Wisconsin)
Built 1902 by The Milwaukee Road Railroad (CMStP&P RR)
Closed-spandrel arch bridge over Oconomowoc River on Canadian Pacific Railroad in Oconomowoc
Open to traffic

Oconto River Bridge (Oconto County, Wisconsin)
Built 1938; rehabilitated 1983
Continous pony truss bridge over Oconto River on WI 32
Open to traffic

Odd Fellows Park Road (Sonoma County, California)
Built 1977; rehabilitated 2008
Steel stringer bridge over Russian River on Odd Fellows Park Road
Open to traffic

Office Covered Bridge (Lane County, Oregon)
Built 1945; rehabilitated 1993
Covered Howe through truss bridge over North Middle Fork Willamette River on CR 6129 in Westfir
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

Ogden Street Bridge (Marinette County, Wisconsin)
Built 1973
Bascule bridge over Menominee River on Ogden Street in Marinette / 1st Street in Menominee
Open to traffic

Oglewood Avenue Bridge (Knox County, Tennessee)
Built 1920, refurbished 1980
Closed-spandrel arch bridge over First Creek on NFA A106 in Knoxville
Open to traffic

OH 48 Bridge (Miami County, Ohio)
Built ca. 1900
Closed-spandrel arch bridge on abandoned Penn Central Railroad over OH 48 in Covington
Open to traffic

OH 61 (S. Gamble St.) Branch of Black Fork Mohican River Bridge (Richland County, Ohio)
Stone arch bridge over Branch of Black Fork Mohican River on OH 61 (S. Gamble St.) in Shelby
Open to traffic

OH-124 Bridge (Meigs County, Ohio)
Built 1927
Concrete curved chord through girder bridge over Strongs Run on OH-124
Open to traffic

OH-143 Bridge (Meigs County, Ohio)
Built 1924
Concrete curved chord through girder bridge over Thomas Fork on OH-143
Open to traffic

OH-550 Bridge (Washington County, Ohio)
Built 1924
Concrete curved chord through girder bridge over South Fork South Branch Wolf Creek on OH-550
Open to traffic

OH8 High Level Bridge (Summit County, Ohio)
Built 1953; rehabilitated 1987
Deck truss bridge over Little Cuyahoga River and Elizabeth Park Valley on Route 8
Open to traffic

Ohio Canal OH 335 Bridge (Pike County, Ohio)
Built 1830-31 by the Ohio Canal Commission
Stone arch bridge over Ohio Canal on OH 335
Open to traffic

Ohio Connecting Railroad Bridge (Allegheny County, Pennsylvania)
Built in 1915 replacing a single-track wide span built in 1890
Pennsylvania through truss bridge over Ohio River and Brunot's Island on Norfolk and Southern RR
Open to traffic

Ohio River I-275 Bridge (Campbell County, Kentucky)
Built 1979
Pair of through truss bridges over the Ohio River on I-275
Open to traffic

Ohio River I-77 Bridge (Washington County, Ohio)
Built 1965
Through truss bridge over the Ohio River on I-77 near Marietta
Open to traffic

Ohio St RR Bridge (Kane County, Illinois)
Bridge over BNSF RR and Indian Creek on Ohio Street in Aurora
Open to traffic

Ohio Street Bridge (Cook County, Illinois)
Built 1961
Bascule bridge over North Branch Chicago River on Ohio Street in Chicago
Open to traffic

Ohio Street Bridge (Will County, Illinois)
Built 1912
Arch bridge over Spring Creek on Ohio Street, .125 mi. north of Jackson St
Open to traffic

Ohio Street Railroad Bridge (Vanderburgh County, Indiana)
Parker through truss bridge over Pigeon Creek on a railroad in Evansville
Open to traffic

Ohman Creek Bridge (Humboldt County, California)
Built 1939
Concrete tee beam bridge over Ohman Creek on State Route 254
Open to traffic

Oil Creek Bridge (Venango County, Pennsylvania)
Built 1939; rehabilitated 1985
Steel through arch bridge over Oil Creek on PA 6008 (Center Street) in Oil City
Open to traffic

Oil Creek CR 119 Bridge (Perry County, Indiana)
Built 1948
Pony truss bridge over Oil Creek on CR 119
Open to traffic

OK 18 Arkansas River Bridge (Pawnee County, Oklahoma)
Built 1935
K-Parker through truss bridge over Arkansas River on OK 18 in Ralston
Open to traffic

OK 3 Bridge (Atoka County, Oklahoma)
Built 1933
Through truss bridge on OK 3
Open to traffic

Okabena Creek Bridge (Jackson County, Minnesota)
Built 1917
Concrete pony/through girder bridge over Okabena Creek on 340th Ave., 0.3 miles N of CSAH 18
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

Okatibbee Creek Bridge (Lauderdale County, Mississippi)
Built 1926
Pony truss bridge over Okatibbee Creek on Old US 80 in Meridian
Open to traffic

Okatibbee Creek CR 378 Bridge (Clarke County, Mississippi)
Built 1951
Pratt through truss bridge over Okatibbee Creek on CR 378
Open to traffic

Okay Rail Bridge (Wagoner County, Oklahoma)
Polygonal Warren through truss bridge over Verdigris River on UP Railroad
Open to traffic

Okeechobee Rim Canal Bridge (Palm Beach County, Florida)
Built 1935
Swing bridge over Okeechobee Rim Canal on CR 717
Open to traffic

Okmulgee Creek Bridge (Okmulgee County, Oklahoma)
Built 1909
Arch bridge over Okmulgee Creek on OK 56 in Okmulgee
Open to traffic

Okoboji Bridge (Dickinson County, Iowa)
Built 1929; rehabilitated 1979 and 1997; Previous structure was a pony truss bridge and before that, a series of wooden swing spans.
Concrete deck girder bridge over Okoboji Lake on US 71 & IA 9 in Okoboji
Open to traffic

Ola Overpass (Yell County, Arkansas)
Built 1949
Steel stringer bridge over Little Rock Western on SH 7 in Ola
Open to traffic

Olalla Bay Bridge (Kitsap County, Washington)
Built 1972
Slab bridge over Olalla Bay on Crescent Valley Rd SE
Open to traffic

Old 50 Bridge (Johnson County, Missouri)
Built 1925
Concrete bridge over South Fork Blackwater River on NW 550th Road (Old US 50)
Open to traffic

Old 50 hwy bridge (Jackson County, Missouri)
Bridge over Unnamed tributary of Blue River on Blue Parkway (old US 50)
Open to traffic

Old Atchafalaya Iron Bridge/K.C.S. Atchafalaya Railroad Bridge (Avoyelles Parish, Louisiana)
Through truss swing bridge over Atchafalaya River on Kansas City Southern Railroad (formerly also carried LA-1)
Open to traffic

Old Austin Highway Bridge (Gillespie County, Texas)
Built 1922 by the El Paso Bridge & Iron Co.
Pony truss bridge over Three Mile Creek on Old Austin Highway in Stonewall
Open to traffic

Old Bethelehem Road Bridge (Bucks County, Pennsylvania)
Built 1777. Widened & Repaired 1902 and Rebuilt 2008
Stone arch bridge over Cooks Creek on Old Bethlehem Road in Pleasant Valley, PA
Open to traffic

Old Bethlehem Pike Bridge (Montgomery County, Pennsylvania)
Built 1934
Concrete arch bridge over Willow Run on PA 2018 (Bethlehem Pike) in Spring House
Open to traffic

Old Bismarck Road Bridge (St. Francois County, Missouri)
Closed-spandrel arch bridge over Banister Branch on Old Bismarck Road
Open to traffic

Old Bradford Road Bridge (Jefferson County, Alabama)
Built 1935
Concrete arch bridge over Beaver Creek on Old Bradford Road in Pinson
Open to traffic

Old Bradford Road Bridge (Jefferson County, Alabama)
Built 1930
Concrete arch bridge over Turkey Creek on Old Bradford Road in Pinson
Open to traffic

Old Bridge Street Bridge (Hillsborough County, New Hampshire)
Built 1920; rehabilitated 1998
Stone arch bridge over Beaver Brook on Old Bridge Street in Pelham
Open to traffic

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