There are 3,979 bridges in this category · Only showing 2,706 bridges with photos
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NR-eligible

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

Musselshell River Bridge (Musselshell County, Montana)
Built 1894
Through truss bridge over Musselshell River on CR 104
Open to traffic

Myers Road Bridge (Warrick County, Indiana)
Built ca. 1920; rehabilitated 1987
Pratt bedstead pony truss bridge over Caney Creek on Myers Road
Open to traffic

Mystic River Bridge (Middlesex County, Massachusetts)
Built 1906
Concrete arch bridge over Mystic River on MA 16 in Medford
Open to traffic

Mystic Valley Parkway Alewife Brook Bridge (Middlesex County, Massachusetts)
Built 1908; reconstructed 2013
Closed-spandrel arch bridge over Alewife Brook on Mystic Valley Parkway
Open to traffic

N. Emmber Lane Bridge (Milwaukee County, Wisconsin)
Built 2000
Bascule bridge over Menomonee River on N. Emmber Lane in Milwaukee
Open to traffic

Nacote Creek Bridge (Atlantic County, New Jersey)
Built 1904; rehabilitated 1952
Swing bridge over Nacote Creek on Smithville-Port Republic Road in Port Republic
Open To Traffic

Narrows Bridge (Cleburne County, Arkansas)
Built 1961 in conjunction with the creation of the lake
Continuous through truss bridge over Little Red River (Greers Ferry Lake) on AR 16 between Higden and Greers Ferry
Open to traffic

Navarro Street Bridge (N) (Bexar County, Texas)
Built 1921
Concrete tee beam bridge over San Antonio River on Navarro Street
Open to traffic

Navasota River Bridge (Limestone County, Texas)
Built 1934; Bypassed by new bridge 1952
Pony truss bridge over Navasota River on CR 402
Open to traffic

Navigation Boulevard Underpass (Harris County, Texas)
Built 1936
Slab bridge over Navigation Blvd. on Commerce Street
Open to traffic

NCRy - Farwell Bridge (Alameda County, California)
Built in 1865-66 as part of the original transcontinental railroad by the Western Pacific RR as part of the line form Sacramento to San Francisco. The WPRR was engulfed by the Central Pacific RR in 1867 and eventually folded into the Southern Pacif .
Pratt through truss bridge over Alameda Creek (also CA 84) on Niles Canyon Railroad (NCRy)
Open to traffic

Neahkahnie Mountain Bridge (Tillamook County, Oregon)
Built 1937
Girder bridge over Neahkahnie Mountain Chasm on US 101
Open to traffic

Neal Lane Covered Bridge 37-10-07 (Douglas County, Oregon)
Built 1939
Covered bridge over South Myrtle Creek on CR 124 in Myrtle Creek
Open to traffic

Necarney Creek Bridge (Tillamook County, Oregon)
Built 1937
Steel stringer bridge over Necarney Creek on US 101
Open to traffic

Neff Bridge (Huntingdon County, Pennsylvania)
Built 1889; rehabilitated 1974
Through truss bridge over Frankstown Branch Juniata River on PA 4005
Open to traffic

Negley Bridge (Columbiana County, Ohio)
Built 1882 by the Columbia Bridge Works of Dayton, Ohio
Through truss bridge over North Fork Little Beaver Creek on Carmel Achor Road (TR 1026)
Open to traffic

Neosho River-130th/135th Rd. Bridge (Neosho County, Kansas)
Built 1908 by A.M. Blodgett
Through truss bridge over Neosho River, 2.4 mi. west of Erie
Abandoned with deck removed

Nescopeck Creek Bridge (Luzerne County, Pennsylvania)
Built 1927
Through truss bridge over Nescopeck Creek on TR 340
Closed to all traffic

Neshannock Creek Bridge (Mercer County, Pennsylvania)
Built ca. 1880 by Wrought Iron Bridge Co.
Lost through truss bridge over Neshannock Creek on PA 2004 (Milburn Road)
Demolished and replaced.

Neversink River Bridge (Orange County, New York)
Built 1929
Through truss bridge over Neversink River on US 6 in Port Jervis
Open to traffic

New Bedford-Fairhaven Middle Bridge (Bristol County, Massachusetts)
Swing span built 1897-99
Through truss swing bridge over Acushnet River on US 6 at New Bedford
Open to traffic

New Discovery Road Concrete Bowstring (Parke County, Indiana)
Concrete girder bridge over Williams Creek on New Discovery Road
Open to traffic

New Wilson's Bridge (Washington County, Maryland)
Built 1936
Concrete arch bridge over Conococheague Creek on US 40 in Wilson-Conococheague
Open to traffic

Newbern Bridge (Bartholomew County, Indiana)
Built ca. 1910; rehabilitated 1982
Through truss bridge over Clifty Creek on CR 850 East
Moved to Peoples Park in Columbus

Newberry Bridge (Greene County, Indiana)
Built ca. 1940; rehabilitated 1982, replaced on new alignment 2015
Lost Four-span through truss bridge over White River on IN 57 in Newberry
Replaced by a new bridge

Newberry Ford Bridge (Decatur County, Indiana)
Built ca. 1890
Three-span stone arch bridge over Vernon Fork Muscatatuck River on CR 480 East
Open to 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

Newville Road Overpass (Lancaster County, Pennsylvania)
Built 1900; rehabilitated 1960
Lost pony truss bridge over Amtrak on Newville Road
Replaced by a new bridge

Niles Greenway - Mahoning River Bridge (Trumbull County, Ohio)
Bridge over Mahoning River on former Erie Railroad's Niles & Lisbon Branch
Open to traffic

Nine Bridge Road Bridge (Hall County, Nebraska)
Built 1924; rehabilitated 1971
Six-span pony truss bridge over South Channel Platte River on Nine Bridge Road, 1.8 mi. north of Doniphan
Open to traffic

Nishnabotna River Bridge (Crawford County, Iowa)
Built 1945
Bowstring pony truss bridge over Nishnabotna Creek on 300th Street near Manilla
Open to traffic

Nixon Bridge (Gallatin County, Montana)
Built 1891; Relocated here in 1923; rehabilitated 2000
Through truss bridge over Gallatin River on CR 216
Open to traffic

NJ 494 Harbor Boulevard Overpass (Hudson County, New Jersey)
Built 1937; rehabilitated 1954
Deck truss bridge over Huds-Berg Lt Rl&Baldw Av on Nj-495
Open to traffic

Nobles Mill Road Bridge (Harford County, Maryland)
Built ca. 1890; rehabilitated 1998
Through truss bridge over Deer Creek on Nobles Mill Road
Open to traffic

Noix Creek MO 79 Bridge (Pike County, Missouri)
Built 1935-36, replaced 2017
Lost Pony truss bridge over Noix Creek on MO 79 in Louisiana
Replaced by new bridge

Nolin Bridge (Umatilla County, Oregon)
Built 1950
Parker through truss bridge over Umatilla River on Mac Hoke Road
Open to traffic

Nooksack River Bridge (NB 539) (Whatcom County, Washington)
Built 1950
Warren truss bridge over Nooksack River on WA 539
Open to traffic

Normans Kill Bridge (Albany County, New York)
Built 1905
Arch bridge over Normans Kill on Old Delaware Trpk
Closed to all traffic

Norridgewock Bridge (Somerset County, Maine)
Built 1928, replaced in 2011
Rainbow arch bridge over Kennebec River on US 201A/ME 8 in Norridgewock
Replaced by new bridge

North Avenue Bridge (Kane County, Illinois)
Built 1926; rehabilitated 1974. Major reconstruction in 2002
Concrete bridge over Fox River on North Avenue in Aurora
Open to traffic

North Boggy Creek Bridge (Atoka County, Oklahoma)
Built 1920
Pony truss bridge over North Boggy Creek on E1660 Rd.
Open to traffic

North Bosque River Bridge (Bosque County, Texas)
Built 1884
Through truss bridge over North Bosque River on CR 3112 in Clifton
Open to traffic

North Bosque River Bridge (Erath County, Texas)
Built 1921
Pratt through truss bridge over North Bosque River on CR 270
Open to traffic

North Branch Creek Bridge (Lincoln County, Oklahoma)
Built 1913
Pony truss bridge over North Branch Creek on E0840 Rd.
Open to traffic

North Branch Lewis Creek IN 9 Bridge (Shelby County, Indiana)
Built 1944; rehabilitated 1982
Concrete arch bridge over North Branch Lewis Creek on IN 9
Open to traffic

North Broadway Viaduct (Los Angeles County, California)
Built 1909; rehabilitated 1974
Concrete arch bridge over L A Riv,Bnsf,Uprr,Metro, on North Broadway in Los Angeles
Open to traffic

North Cayuga Street Bridge (Tompkins County, New York)
Built 1934; rehabilitated 2002
Pony truss bridge over Fall Creek on North Cayuga Street in Ithaca
Open to traffic

North Forest Street Overpass (Spartanburg County, South Carolina)
Built 1913
Through truss bridge over SCL Railroad on N. Forest Street in Spartanburg
Open to traffic

North Fork Big Graham Creek CR 100S Bridge (Ripley County, Indiana)
Stone arch bridge over North Fork Big Graham Creek on CR 100 South
Open to traffic

North Fork Coal Creek Bridge (Fountain County, Indiana)
Built ca.1910 by the Attica Bridge Company
Through truss bridge over North Fork Coal Creek on CR 500 East
Open to traffic

North Fork Coal Creek CR 30E Bridge (Fountain County, Indiana)
Built ca. 1910
Warren through truss bridge over North Fork Coal Creek on CR 30 East
Intact but closed to all traffic

North Fork Feather River Bridge (Butte County, California)
Built 1932
Steel arch bridge over North Fork Feather River on CA 70
Open to traffic

North Fork Feather River Bridge (Plumas County, California)
Built 1936
Through truss bridge over North Fork Feather River on CA 70
Open to traffic

North Fork Feather River Bridge (Plumas County, California)
Built 1936
Pony truss bridge over North Fork Feather River on CA 70 in Tobin
Open to traffic

North Fork Feather River Bridge (Plumas County, California)
Built 1936
Through truss bridge over North Fork Feather River on CA 70 at Rock Creek
Open to traffic

North Fork Kentucky River Bridge (Perry County, Kentucky)
Built 1926 by the Atlantic Bridge Co.
Pony truss bridge over North Fork Kentucky River on Kenmont Road
Open to traffic

North Fork Kentucky River KY 451 Bridge (Perry County, Kentucky)
Built 1927
Through truss bridge over North Fork Kentucky River on KY 451 in Hazard
Open to traffic

North Fork Necanicum River Bridge (Clatsop County, Oregon)
Built 1942
Concrete deck girder bridge over North Fork Necanicum River on US-26
Open to traffic

North Fork Quartz Creek Bridge (Clatsop County, Oregon)
Built 1939
Steel stringer bridge over North Fork Quartz Creek on U.S. 26
Open to traffic

North Fork Red River Bridge (Jackson County, Oklahoma)
Built 1929; closed to traffic Oct. 2009
23-span pony truss bridge over North Fork Red River on E1645
Open to pedestrians

North Halsted Street Bridge (Old) (Cook County, Illinois)
Built 1909
Bascule bridge over North Branch Chicago River Canal on N. Halsted Street in Chicago
Demolished and replaced

North Lake Street Bridge (Lake County, Indiana)
Built ca. 1920
Concrete arch bridge over Grand Calumet River on North Lake Street in Gary
Open to traffic

North Main Street Bridge (Los Angeles County, California)
Built 1910
Concrete arch bridge over Los Angeles River on N Main Street in Los Angeles
Open to traffic

North Poes Road Bridge (Rappahannock County, Virginia)
Built 1935
Pony truss bridge over Jordan River on North Poes Road (Rt 637)
Open to traffic

North Pole Covered Bridge 35-08-23 (Brown County, Ohio)
Built 1875; rehabilitated 1965; damaged by flooding in 1997
Covered bridge over Eagle Creek on North Pole Road (CR 13)
Open to traffic

North Presa Street Bridge (Bexar County, Texas)
Built 1925 by the McKenzie Construction Co. and the Houston Structural Steel Co.; reduced to two lane traffic in the 1980's
Pony truss bridge over San Antonio River on N. Presa Street in San Antonio
Open to traffic

North Road Bridge (Oxford County, Maine)
Built 1921; rehabilitated 1991
Through truss bridge over Androscoggin River on North Road in Gilead
Open to traffic

North Santiam River Bridge (Linn County, Oregon)
Built 1934; rehabilitated 1960
Parker through truss bridge over Santiam River on OR 22 Connector in Mill City
Open to traffic

North Spring Street Bridge (Los Angeles County, California)
Built 1928; Rehabilitated 1939; Seismic upgrade 1992
Concrete arch bridge over Los Angeles River on North Spring Street in Los Angeles
Open to traffic

North St Vrain Creek Bridge (Boulder County, Colorado)
Built 1955
Concrete rigid frame bridge over North St Vrain Creek on CO-7
Open to traffic

North St. Mary's Street Bridge (S) (Bexar County, Texas)
Built 1925
Concrete tee beam bridge over San Antonio River on N Saint Marys Street
Open to traffic

North Sylamore Creek (Barkshed) (Stone County, Arkansas)
Former M & NA Railroad Bridge
Through truss bridge over North Sylamore Creek on Footbridge, formerly a Railroad Bridge
Decent shape, though the deck could use a little repair

North Torrey Pines Bridge (San Diego County, California)
Built 1933; major restoration in 2012
Concrete tee beam bridge over Mtdb, Bnsf Ry, & Amtrak on N Torrey Pines Road
Open to traffic; major renovation in 2012

North Tryon Street Railroad Underpass (Mecklenburg County, North Carolina)
Costing $150,000 to complete, this was officially dedicated on October 4, 1939.
Slab bridge over U.S. Route 29, and North Carolina Route 49 (North Tryon Street) on Norfolk Southern railroad
Open to traffic

North Wea Creek Victory Road Bridge (Miami County, Kansas)
Built 1905
Lost Parker through truss bridge over North Wea Creek on Victory Road
Removed but not replaced

Northern Avenue Bridge (Suffolk County, Massachusetts)
Built 1908, rehabilitated 1979, closed to vehicles 1997, closed to pedestrians 2014
Pratt through truss bridge over Fort Point Channel on Northern Avenue
Intact but closed to all traffic

Northern Rail Trail - Height of the Land Road Overpass (Grafton County, New Hampshire)
Slab bridge over Height of the land Rd on B&MRR/Northern Rail Trail
Open to traffic

Norwood Avenue Bridge (Marin County, California)
Built 1908
Concrete arch bridge over Ross Creek on Norwood Avenue in Ross
Open to traffic

NS - Blossom Street Overpas (Richland County, South Carolina)
Built 1939
Bridge over Blossom St on Norfolk Southern Railway in Columbia
Open to traffic

NS - Bridge Street South Overpass (Martinsville, Virginia)
Built 1927
Slab bridge over Bridge Street South on Norfolk Southern Railroad
Open to traffic

NS - Drainage Bridge (Bibb County, Georgia)
Stone arch bridge over Tributary of Vineville Branch on Norfolk Southern Railway
Open to traffic

NS - Morgan Road Overpass (Mercer County, West Virginia)
Built 1912
Deck plate girder bridge over Morgan Road/Pigeon Creek on Railroad (NS)
Replaced by a new bridge

NS - New River Bridge (Scott County, Tennessee)
Built 1963 to bypass Robbins Tunnel (T15) and several fault lines on old railroad
Warren deck truss bridge over New River on Cincinnati Southern (Norfolk-Southern) Railroad
Open to traffic

NS - Rocky River Bridge (Cuyahoga County, Ohio)
Built 1909
Open-spandrel arch bridge over Rocky River on Norfolk Southern Railway
Open to traffic

Nueces River Bridge (La Salle County, Texas)
Built 1938
Steel stringer bridge over Nueces River on I-35 Bus Loop
Open to traffic

NWP - Healdsburg Bridge (Sonoma County, California)
Built 1921 to replace earlier timber bridge
Subdivided Warren through truss bridge over Russian River on Northwestern Pacific Railroad
Closed

NY28A Ashokan Spillway Bridge (Ulster County, New York)
Built 1912; rehabilitated 1975
Open-spandrel arch bridge over Ashokan Spillway on NY 28A
Open to traffic

NY299 Wallkill River Bridge (Ulster County, New York)
Built 1940; rehabilitated 1990
Through truss bridge over Wallkill River on NY 299 in New Paltz
Open to traffic

NY436 Genesee River Bridge (Livingston County, New York)
Built 1920; rehabilitated 1968
Concrete arch bridge over Genesee River on NY 436
Open to traffic

NYC - Hojack Swing Bridge (Monroe County, New York)
Built 1905
Lost Warren through swing bridge over Genesee River
Removed but not replaced

O'Connor Bridge (Carroll County, Indiana)
Built 1901
Stone arch bridge over Old Erie Canal on Washington Street in Delphi
Open to traffic

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 (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

Oak Street Bridge (Du Page County, Illinois)
Built ca. 1910
Girder bridge over the BNSF Railroad on Oak Street in Hinsdale
Demolished and replaced by new bridge

Oak Street Overpass (Strafford County, New Hampshire)
Built 1890; Reconstructed 1928
Warren pony truss over STRR on Oak Street
Open to traffic

Oakalla Covered Bridge 14-67-10 (Putnam County, Indiana)
Built 1898
Covered bridge over Big Walnut Creek on CR 375W
Open to traffic

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

Ocean Highway Grassy Sound Bridge (Cape May County, New Jersey)
Built 1939
Bascule bridge over Grassy Sound on Ocean Highway (CR 619)
Open to traffic

Ocean Highway Middle Thorofare Bridge (Cape May County, New Jersey)
Built 1939
Bascule bridge over Middle Thorofare on Ocean Highway (CR 621)
Open to traffic