There are 3,771 bridges in this category · Only showing 2,734 bridges with photos
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Span length 125-175 feet

Nashua Bridge (Chickasaw County, Iowa)
Built ?; Shifted onto new piers 1916; Replaced 1921
Lost Bowstring through truss bridge over Cedar River on Road
Replaced by a new bridge

Natural Bridge (Winston County, Alabama)
A natural landform that began developing c.200 million years ago.
Arch bridge
Park is open

Natural Dam Bridge (Crawford County, Arkansas)
Built 1934 by contractor M.E. Gillioz, replacing an earlier truss bridge built in 1907 by the Illinois Steel Bridge Co.
Two-span through truss bridge over Lee Creek on AR 59 near the community of Natural Dam
Open to traffic

Natural Pier Bridge (Mineral County, Montana)
Built 1916; rehabilitated 1999
Through truss bridge over Clark Fork on CR 089
Open to traffic

Navarro River Bridge (Mendocino County, California)
Built 1949
Deck plate girder bridge over Navarro River on State Route 1
Open to traffic

NCRy - Arroyo de la Laguna Bridge (Alameda County, California)
Warren through truss bridge over Alameda Creek on Niles Canyon Railway/Union Pacific Railroad
Open to traffic

NCRy - Dresser Bridge (Alameda County, California)
Warren through truss bridge over Alameda Creek, Hwy 84 on Niles Canyon Railway/Union Pacific Railroad


NECR - Connecticut River Bridge #1 (Franklin County, Massachusetts)
Built 1904, southern spans lost 3/18/36 and replaced same year
Warren deck truss bridge over Connecticut River on New England Central Railroad
Open to traffic

NECR - Millers River Bridge (Franklin County, Massachusetts)
Built 1905
Pratt deck truss bridge over Millers River on NECR (New England Central Railroad)
Open to traffic

Needle's Eye Tunnel (Boulder County, Colorado)
Built 1903-1905; Bypassed 1928; Abandoned 1935; Reopened as a road 1955-1979 and 1988-1990.
Tunnel on Abandoned Moffat Road
Closed to all traffic

Neet Covered Bridge 14-61-18 (Parke County, Indiana)
Built 1904
Covered bridge over Little Raccoon Creek on a bypassed section of Bridgeton Road
Open to pedestrians

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

Neligh Mill Bridge (Antelope County, Nebraska)
Built 1910 by the Western Bridge & Construction Co. Collapsed into river in June 2011, restoration planned with donation made end of 2013..
Through truss bridge over Elkhorn River on Elm Street at Neligh
Collapsed into river, but remains and is feasible to restore.

Nelson Creek Bridge (Plumas County, California)
Built 1890
Pratt through truss bridge over Nelson Creek on Old Quincy La Porte Road
Open to pedestrians

Neosho River Bridge (Coffey County, Kansas)
Built 1926
Two-span Marsh arch bridge over Neosho River on 19th Lane, 0.2 mi. east of Hartford
Open to traffic

Neosho River Bridge (Neosho County, Kansas)
Built pre-1900
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 US 75 Bridge (Coffey County, Kansas)
Built 1934; replaced 2006
Lost through truss bridge over Neosho River on US 75
Replaced by new bridge

NER - American River Bridge (Old) (Sacramento County, California)
Built 1906; Collapsed 1913
Lost Pratt through truss bridge over American River on Northern Electric Railway
Collapsed

Nescopeck Creek Bridge (Luzerne County, Pennsylvania)
Built 1936; rehabilitated 1986
Pony truss bridge over Nescopeck Creek on PA 93
Open to traffic

Neuse River Norfolk Southern Railway Bridge (Johnston County, North Carolina)
Built 1929
Warren through truss with all verticals bridge over Neuse River on NSRR
Open to traffic

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

Nevins Covered Bridge 14-61-05 (Parke County, Indiana)
Built 1920
Covered bridge over Little Raccoon Creek on CR S130E
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 Bridge Road Bridge (Cecil County, Maryland)
Built 1884
Through truss bridge over Octoraro Creek on New Bridge Road
Open to traffic

New Ford Bridge (Jackson County, Indiana)
Built in 1884 with additional spans built in 1891; replaced in 1987
Lost Pratt through truss bridge over East Fork White River on New Ford Road (CR550N)
Replaced by new bridge

New Hope Bridge (Bartholomew County, Indiana)
Built 1913; rehabilitated 1999
Two-span through truss bridge over Flatrock River on CR 400 North in Columbus
Open to traffic

New Hope Through Truss Bridge (Brown County, Ohio)
Built 1884 by the Lomas Forge & Bridge Works
Abandoned Whipple through truss bridge over White Oak Creek on Main St. in New Hope
Abandoned

New Leatherwood Creek Bridge (Carroll County, Arkansas)
Built 2008
Steel stringer bridge over Leatherwood Creek on US Route 62
Open to traffic

New River Bridge (Grayson County, Virginia)
Built 1927; demolished 2011
Five-span Polygonal Warren through truss bridge over New River on VA 94
Replaced by a new bridge

Newbern Bridge (Bartholomew County, Indiana)
Built ca. 1910; rehabilitated 1982
Through truss bridge over Clifty Creek on CR 850 East
In storage or disassembled

Newcastle Bridge (Young County, Texas)
Parker through truss bridge over Brazos River on Old Hwy 380
Bypassed and closed to traffic in 1988

Newlan Bridge (Moultrie County, Illinois)
Built 1899; replaced 2001
Lost through truss bridge over West Okaw River on TR 33
Replaced by a new bridge

NH - Cape Cod Canal Bridge (Barnstable County, Massachusetts)
Built 1910; Replaced 1935
Lost Bridge over Cape Cod Canal on New York New Haven & Hartford Railroad
Replaced by a new bridge

NH - Naugatuck River Bridge (Litchfield County, Connecticut)
Bridge over West Branch Naugatuck River on Naugatuck Railroad
Replaced by a new bridge

NH - West Glenham Bridge (Old) (Dutchess County, New York)
Built 1894; Replaced by current bridge
Lost Warren deck truss bridge over Fishkill Creek on ND&C Railroad
Replaced by a new bridge

Niagara River Tonawanda Island Railroad Bridge (Niagara County, New York)
Built 1886
Abandoned swing through truss bridge over Little River on TIRLRR & Road
Derelict/abandoned

Niagara-On-The-Lake (Niagara County, New York)
Ship mounted Sherzer Rolling Lift to Strass Heel Trunion Bascule
Derelict/abandoned

Niangua River Route K Bridge (Dallas County, Missouri)
Built ca. 1910; relocated here 1936; replaced 2011
Lost through truss bridge over Niangua River on Route K
Replaced by a new bridge

Niantic River Bridge (New London County, Connecticut)
Built 1991
Bascule bridge over Niantic River on CT 156 in East Lyme
Open to traffic

Nichols Ford Bridge (St. Clair County, Missouri)
Built 1922 by the Pioneer Construction Co.
Lost through truss bridge over Sac River on SW 1050th Road, beyond the end of Route W
Replaced by new bridge

Nickel Plate IMC Pipe Creek Bridge (Miami County, Indiana)
Once part of the Peru and Indianapolis Railroad to connect those two cities(2nd oldest in Indiana), Later saw NYC trains use this line as well. Last used by Central Railroad of Indy RR before abandonment in 1999. IMC denotes Indy to Michigan City.
Deck girder bridge over Pipe Creek on Nickel Plate Trail, formerly Norfolk Southern(nee N&W, Nickel Plate Road, Lake Erie and Western, Peru and Indianapolis, others) in Bunker Hill
Open to pedestrians

Nickel Plate Trail - Wabash River Bridge (Miami County, Indiana)
one of the oldest rail lines in Indiana, this bridge was built by Nickel Plate Road(later Norfolk & Western, Norfolk Southern). Last used by Central Railroad of Indy, Now Railbanked and property of Indiana Trails Fund
Through truss bridge over Wabash River on abandoned Norfolk Southern Railway, soon Nickel Plate Trail in Peru
Open to pedestrians on Nickle Plate Trail

Ninnescah River Bridge (Sedgwick County, Kansas)
Lost 2000
Lost pony truss bridge over Ninnescah River, 1.8 mi. west of Clearwater
Replaced by a new bridge

Ninnescah River Bridge (Sumner County, Kansas)
Built 1962
Through truss bridge over Ninnescah River, 2.0 mi. east and 3.8 mi. south of Belle Plaine
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

NJ35 Bridge (Middlesex County, New Jersey)
Built 1924; rehabilitated 1989
Through truss bridge over North Jersey Coast Line on Northbound NJ 35 in Sayreville
Open to traffic

NJT - Lyndhurst Draw (Bergen County, New Jersey)
Built 1901
Swing deck plate girder bridge over Passaic River on Main Line NJT
Open to traffic

NJT - Upper Hackensack Lift Bridge (Hudson County, New Jersey)
Built 1959 to replace earlier 1901 bridge
Polygonal Warren through truss with all verticals bridge over Hackensack River on New Jersey Transit
Open to traffic

NKP - Cuyahoga River Bridge (Old) (Cuyahoga County, Ohio)
Built 1907 Replaced in 1944 -1956
Lost Warren through truss bridge over Cuyahoga River on New York Chicago & St Louis RR
Replaced by a new bridge

No-Hands Bridge (Placer County, California)
Built 1912,
Closed-spandrel Reinforced concrete arch bridge over North Fork American River
Open to pedestrians & horses

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

Nodaway River Bridge (Adair County, Iowa)
Built 1946; rehabilitated 1993; Abandoned 2009
Through truss bridge over Nodaway River on Brown Avenue
Abandoned

Nolichucky River TN 70 Bridge (Greene County, Tennessee)
Built 1937; rehabilitated 1962
Three-span deck truss bridge over Nolichucky River on TN 70
Replaced by a new bridge in 2006

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

Norfolk Southern Buffalo Creek Bridge (Cherokee County, South Carolina)
Half-through truss bridge over Buffalo Creek on NSRR
Don't know

Norfork Bridge (Baxter County, Arkansas)
Construction started Aug. 21, 1936, by the Vincennes Steel Company; dedicated June 17, 1937; Demolished September 2014
Lost four-span deck truss bridge over North Fork White River on AR 5 at Norfork
Replaced by a new bridge

Norris Ford Covered Bridge 14-70-08 (Rush County, Indiana)
Built 1916 by E. L. Kennedy
Covered bridge over Flatrock River on CR 300 North
Open to traffic

North 1st Avenue Overpass (San Bernardino County, California)
Built 1930
Through truss bridge over Burlington Northern and Santa Fe Railway on N. 1st Avenue in Barstow
Open to traffic

North Avenue Bridge (Baltimore, Maryland)
Built 1895; rehabilitated 1978
Stone/brick arch bridge over Amtrak, CSX, Light Rail, Jones Falls, and Falls Road on North Avenue in Baltimore
Open to traffic

North Avenue Bridge (Old) (Cook County, Illinois)
Built 1907
Double-leaf bascule through truss bridge over North Branch Chicago River on North Avenue in Chicago
Replaced by a modern bridge

North Avenue Viaduct (Milwaukee County, Wisconsin)
Built 1921; Replaced 1991
Lost Open-spandrel arch bridge over Milwaukee River on E North Avenue in Milwaukee
Replaced by new bridge

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 Root River MN 250 Bridge (Fillmore County, Minnesota)
Built 1924
Lost Through truss bridge over North Branch Root River on MN 250
Replaced by a new bridge

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 Canadian River Bridge (Okfuskee County, Oklahoma)
Built 1927; rehabilitated 1945
Through truss bridge over North Canadian River on IRR 5434C
Open to traffic

North Canadian River Bridge (Oklahoma County, Oklahoma)
Built ca 1940
Through truss bridge over North Canadian River on N3240 (Triple XXX Road) in Oklahoma City
Replaced by new bridge 2008

North Canadian River Bridge (Oklahoma County, Oklahoma)
Built 1925
Through truss bridge over North Canadian River on Britton Rd. in Jones
Removed and replaced

North Carolina 80 Blue Ridge Parkway Bridge (Yancey County, North Carolina)
Built 1942
Concrete arch bridge over NC 80 on Blue Ridge Parkway
Open to traffic

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

North Fork Fabius MO 15 Bridge (Knox County, Missouri)
Built 1923; demolished July 2012
Lost Pratt through truss bridge over North Fork Fabius River on MO 15
Replaced by a new bridge

North Fork Holston River Bridge (Scott County, Virginia)
Built 1930
Warren through truss bridge over North Fork Holston River on U.S. 58 - 421
Replaced by a new bridge

North Fork IN 46 Bridge (Brown County, Indiana)
Built 1928; rehabilitated 1974
Concrete arch bridge over North Fork Salt Creek on IN 46 in Nashville
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 Prairie Creek Bridge CR 300 E (New) (Daviess County, Indiana)
Built 2003, replacing a through truss at the same location
Pony truss bridge over North Fork Prairie Creek on Cr 300e
Open to traffic

North Fork Salt Creek Bridge (Brown County, Indiana)
Built 1935; rehabilitated 1968; replaced 1997
Lost through truss bridge over North Fork Salt Creek on IN 46
Replaced by new bridge

North Fork Shenandoah River Bridge (Shenandoah County, Virginia)
Built 1933 by the Roanoke Iron & Bridge Works
Polygonal Warren through truss bridge over N Fork Shenandoah River on VA 11
Open to traffic

North Fork Skykomish River Bridge (Snohomish County, Washington)
Built 1970
Steel stringer bridge over North Fork Skykomish River on Index-Galena Road
Open to traffic

North Halsted Street Bridge (Cook County, Illinois)
Built 1955
Bascule bridge over North Branch Chicago River on Halsted Street in Chicago
Open to traffic

North Matilija Tunnel (Ventura County, California)
Built 1931
North Matilija Tunnel on State Route 33
Open to traffic

North Platte River Bridge (Carbon County, Wyoming)
Built 1929
Camelback through truss bridge over North Platte River on CT395-3 in Saratoga
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 River Bridge (Warren County, Iowa)
Built 1949; rehabilitated 1965
Riveted Camelback through truss bridge over North River on 33rd Avenue
Open to traffic

North River MO 168 Bridge (Marion County, Missouri)
Built 1932 by the Vincennes Bridge Co.; Demolished 2012
Four-span through truss bridge over North River on MO 168, west of Palmyra
Replaced by a new bridge

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 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 Toe Bridge (NC 1314) (Yancey County, North Carolina)
Built ca. 1910, replaced 2017
Lost Camelback and Pratt through truss bridge over North Toe River on NC 1314
Replaced by a new bridge

North Umpqua River Bridge (Douglas County, Oregon)
Built 1955, Replaced 2010
Pratt through truss bridge over North Umpqua River on Soda Springs Road
Replaced by a new bridge in 2010

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

Northbrook Rail Crossing (Cook County, Illinois)
Built 1912
Lattice through truss bridge over Canadian Pacific Railway on Union Pacific Railroad
Open to traffic

Norwalk River Bridge (Fairfield County, Connecticut)
Built 1972
Bascule bridge over Norwalk River on CT 136 Washington Street in Norwalk
Open to traffic

NP - Brainerd Bridge (1st) (Crow Wing County, Minnesota)
Built 1871; Collapsed under weight of a train July 27th 1875; Replaced 1876
Lost Howe through truss bridge over Mississippi River on Northern Pacific Railroad
Collapsed

NP - Brainerd Bridge (2nd) (Crow Wing County, Minnesota)
Built 1876; Replaced 1901
Lost Post deck truss bridge over Mississippi River on Northern Pacific Railroad
Replaced by a new bridge

NS - Biddles Island Bridge (S) (Cass County, Indiana)
Built 1882; Replaced 1998
Lost through truss bridge over Wabash River fork on Norfolk Southern Railway (Norfolk and Western, Wabash Railroads) in Logansport
Replaced

NS - Lehigh River Bridge (S) (Northampton County, Pennsylvania)
Two 7-panel Pratt through trusses
Open to traffic

NS - Little River Bridge (Blount County, Tennessee)
Built 1900 by the Edge Moor Bridge Works
Pratt through truss bridge over Little River on Norfolk Southern Railway
Open to traffic

NS - Mackinaw River Bridge (Woodford County, Illinois)
Built 1947
Deck truss bridge over Mackinaw River on Norfolk Southern RR
Open to traffic

NS - New River Bridge (Pulaski County, Virginia)
Built 1927
Deck truss bridge over Hazel Hollow Road 626 on NS Railroad in Fairlawn
Open to traffic