There are 5,805 bridges in this category · Only showing 3,128 bridges with photos
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Span length 75-100 feet

NH - Berkshire Division Merritt Parkway Bridge (Fairfield County, Connecticut)
Built 1935, line abandoned 1940.
Abandoned pony/through plate girder bridge over Merritt Parkway on NYNH&H Berkshire Division (abandoned)
Derelict/abandoned

NH - Triple Bridge (Suffolk County, Massachusetts)
Built 1899
Lost Warren through truss Scherzer rolling lift bascule bridge over Fort Point Channel on Railroad (Amtrak and MBTA)
Replaced by new bridge

Niangua River Old US 66 Bridge (Webster County, Missouri)
Built 1924 by contractor M.E. Gillioz
Pony truss bridge on Route CC (Old US 66) over East Fork Niangua River
Open to traffic

Nichols Avenue Bridge (Delaware County, Indiana)
Built ca. 1930; rehabilitated 1976; replaced 1996
Lost concrete arch bridge over White River on Nichols Avenue in Muncie
Replaced by new bridge

Nicholson Road Bridge (Denton County, Texas)
Built 1925
Pony truss bridge over Clear Creek on Nicholson Road in Denton
Replaced by a concrete bridge. The original structure was relocated to the City of Trenton.

Nickel Creek Bridge (Lewis County, Washington)
Built 1952
Concrete arch bridge over Nickel Creek on Stevens Canyon Road
Open to traffic

Nineteenth Street Bridge (Denver County, Colorado)
Built 1888 by the Missouri Valley Bridge & Iron Works; rehabilitated 1965; closed to traffic 1986; new bridge built 1992
Two-span wrought-iron through truss bridge over South Platte River on 19th Street in Denver
Open to pedestrians only

Ninth Street Lift Bridge (Kings County, New York)
Vertical lift bridge over Gowanus Canal on Ninth Street in New York
Open to traffic

Nishnabotna River Bridge (Audubon County, Iowa)
Built 1977
Pony truss bridge over Nishnabotna River on Lark Avenue
Open to traffic

Nishnabotna River Bridge (Audubon County, Iowa)
Built 1958
Through truss bridge over Nishnabotna River on 250 St
Open to traffic

Nishnabotna River Bridge (Audubon County, Iowa)
Built 1924
Pony truss bridge over Nishnabotna River on Mockingbrid Avenue
Derelict/abandoned

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

Nissley Drive Overpass (Dauphin County, Pennsylvania)
Built 1949 by the PTC
Concrete rigid frame bridge over PA Turnpike/I-76 on Nissley Drive in Lower Swatara Township
Open to traffic

NJ 23 Passaic River Bridge (Passaic County, New Jersey)
Built 1916; rehabilitated 1988
Concrete arch bridge over Passaic River on NJ 23
Open to traffic

NJ147 Grassy Sound Channel Bridge (Old) (Cape May County, New Jersey)
Built 1922; Counterweight collapsed into the river 1971; Replaced 1994
Lost Deck plate girder bridge over Grassy Sound Channel on NJ 147 (North Wildwood Boulevard)
Replaced by a new bridge

NKP - Wildcat Creek Bridge (Howard County, Indiana)
Single track, on small grade. Part of former rail line stretching from Toledo, Ohio to St. Louis, Missouri. Last train over this segment was in or about 1999, has been dormant since with nearby bridge and road crossing removed.
Deck plate girder bridge over Wildcat Creek on Winamac Southern Railway(nee Central Railroad of Indianapolis, Norfolk Southern, N&W, Nickel Plate Road, Toledo St. Louis and Western Cloverleaf route), soon possibly trail in Kokomo
Closed to all traffic. This segment of railroad recently purchased by Winamac Southern Railway, but no trains have been over this bridge in at least a decade.

Noah's Ark Covered Bridge 25-83-01x (Platte County, Missouri)
Built 1878; bypassed by new bridge in 1957; damaged by flood in July 1965 and dismantled
Lost covered bridge over Little Platte River on Route B
Destroyed by flood

Noland Creek Bridge (Swain County, North Carolina)
Built 1971 as part of the planned "North Shore Road".
Concrete stringer bridge over Noland Creek on Lakeview Drive
Open to traffic

Norfolk Creek Bridge (Allamakee County, Iowa)
Built 1922
Pony truss bridge over Norfolk Creek on Yellow River Drive
Open to traffic

Norfolk Southern-Surgoinsville Underpass (Hawkins County, Tennessee)
Built 1907
Deck plate girder bridge over Surgoinsville Creek, Millers Bluff Road on Norfolk Southern Railway
Open to traffic

North 17th Street-East Fork Whitewater River Bridge (Wayne County, Indiana)
Built ca. 1913-1914
Concrete arch bridge over East Fork Whitewater River on North 17th Street
Closed to all traffic

North Beacon Street Bridge (Suffolk County, Massachusetts)
Built 1917
Concrete arch bridge over Charles River on US 20 (N. Beacon Street) in Boston
Open to traffic

North Boggy Creek Bridge (Atoka County, Oklahoma)
Built 1916; Replaced 2014
Pony truss bridge over North Boggy Creek on E1680
Replaced by a new bridge

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

North Branch North River Bridge (Madison County, Iowa)
Built 1912
Pony truss bridge over North Branch North River on Heritage Avenue
Closed

North Branch North River Bridge (Madison County, Iowa)
Built 1915; rehabilitated 1974
Pony truss bridge over North Branch North River on Juniper Trail
Open to traffic

North Branch Otter Creek Bridge 97th Street (Vigo County, Indiana)
Built c. 1900; Lost 1986
Lost Pratt through truss bridge over N Branch Otter Creek on N Stuthard Str
Replaced by a new bridge

North Branch Potomac River Bridge (Grant County, West Virginia)
Built 1896
Pratt Through Truss over North Branch Potomac River on CR 90/2 in Bayard
Demolished and replaced.

North Branch Stotts Creek Bridge CR 625E (Morgan County, Indiana)
Built ca. 1905; Replaced 1990
Lost Pratt pony truss bridge over CR 625E, Fire Station Rd.
Replaced by a new bridge

North English River Bridge (Iowa County, Iowa)
Built 1929; rehabilitated 1965
Pony truss bridge over North English River on Gg Avenue
Open to traffic; Level B (Enter at your own risk) Road

North English River Bridge (Poweshiek County, Iowa)
Built ca. 1960
Pony truss bridge over North English River on 190th Street
Open to traffic

North Fork Branch Prairie Creek CR 575E (Daviess County, Indiana)
Built ca. 1905; Replaced 1990
Lost Pratt pony truss bridge over North Fork Branch Prairie Creek on CR 575 E
Replaced by a new bridge

North Fork Bridge (Placer County, California)
Built 1946
Curved deck truss bridge over North Fork of Middle Fork of American River on FDR 96-Mosquito Ridge Road
Open to traffic

North Fork Clanton Creek Bridge (Madison County, Iowa)
Built ca. 1930
Pony truss bridge over North Fork Clanton Creek on CR P71 (Clark Tower Road)
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 950W Bridge (Montgomery County, Indiana)
Built ca. 1900
Lost Pratt pony truss bridge over North Fork Coal Creek on County Road 950 West
Replaced by a new bridge

North Fork Coal Creek-SR 25 Bridge (Montgomery County, Indiana)
Built 1937; replaced 1995
Lost pony truss bridge over North Fork of Coal Creek on State Road 25
Replaced by new bridge

North Fork CR 740E Bridge (Fountain County, Indiana)
Built ca. 1895
Lost Pratt through truss bridge over North Fork of Coal Creek on County Road 740 East
Replaced by a new bridge

North Fork Elkhorn River Bridge (Pierce County, Nebraska)
Built 1915
Pony truss bridge over North Fork Elkhorn River on a 552nd Avenue, 1 mi. south and 2 mi. east of Pierce
Open to traffic

North Fork Goose Creek Bridge (Loudoun County, Virginia)
Bridge remodeled in 2004
Pony truss bridge over North Fork Goose Creek on Shelburn Glebe Road
Replaced by a new bridge

North Fork Little Osage River Bridge (Anderson County, Kansas)
Pony truss bridge over North Fork Little Osage River, 1.1 mi. east and 1.0 mi. south of Kincaid
Open to pedestrians only

North Fork MO 126 Bridge (Barton County, Missouri)
Built 1954; Replaced 2011
Three-span pony truss bridge over North Fork Spring River on MO 126
Replaced by a new bridge

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 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 Spring River Bridge (Barton County, Missouri)
Built 1923; rehabilitated 1947
Steel stringer bridge over North Fork Spring River on Southbound I-49/US 71
Open to traffic

North Fork Yachats River Covered Bridge 37-21-08 (Lincoln County, Oregon)
Built 1938
Covered Queenpost truss bridge over North Fork Yachats River on N. Yachats River Road
Open to traffic

North Lombard Street Bridge (Multnomah County, Oregon)
Built 1909
Warren deck truss bridge over the BNSF Railroad on N. Lombard St. in Portland
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 Main Street Bridge (Miami County, Ohio)
Reconstructed 1990
Concrete deck girder bridge over Great Miami River on North Main Street
Open to traffic

North Mayo River Bridge (Henry County, Virginia)
Built 1922 by the Champion Bridge Co.
Pratt pony truss bridge over North Mayo River on Log Manor Rd (Route 630)
Replaced by a new bridge

North Omaha Creek Bridge (Thurston County, Nebraska)
Built 1905
Pony truss bridge over North Omaha Creek on 26th Road, 3 mi. south and 3 mi. west of Winnebago
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 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 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 Ridge Road Bridge (Lorain County, Ohio)
Pony truss bridge over Vermillion River on North Ridge Road
Open to traffic

North River Bridge (Hampshire County, West Virginia)
Built 1924
Concrete arch bridge over North River on CR 45/7
Open to traffic

North River Bridge (Pacific County, Washington)
Built 1959; removed 2014
Lost timber stringer bridge over North River on WA 105
Replaced by a new bridge

North River CR 253 Bridge (Shelby County, Missouri)
Built ca. 1910
Pony truss bridge over North River on CR 253
Intact but closed to all traffic

North San Gabriel River Bridge (Williamson County, Texas)
Built by Dean Word in 1939
Steel stringer bridge over North San Gabriel River on Austin Ave
Open to traffic

North Santiam River Bridge (Linn County, Oregon)
Built 1938, Replaced 2003
Lost Steel stringer bridge over North Santiam River on OR 22
Replaced by new bridge

North Street Bridge (Somerset County, Pennsylvania)
Built ca. 1890 by the Groton Bridge Co.
Through truss bridge over Flaugherty Creek on North Street in Meyersdale
Open to all traffic

North Union Street Overpass (Dauphin County, Pennsylvania)
Built 1950 by the PTC
Concrete frame bridge on PA Route 441 over the PA Turnpike
Open to 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

North Wyaconda River Route H Bridge (Scotland County, Missouri)
Built 1939
Pony truss bridge over North Wyaconda River on Route H
Closed to Traffic

North Yamhill River Bridge (Yamhill County, Oregon)
Built 1921
Warren deck truss bridge over North Yamhill River on Southbound OR 99W
Open to traffic

Northern Rail Trail - Blackwater River Bridge #4 (Merrimack County, New Hampshire)
Pony/through plate girder bridge over Blackwater River on Trail
Open to traffic

Northern Rail Trail - US-4 Overpass (Merrimack County, New Hampshire)
Built 1937 Recon 1986
1937 Pony plate girder over B&MRR/Northern Rail Trail on US-4
Open to traffic

Northwest Blvd Southern Railway Bridge (W) (Forsyth County, North Carolina)
1961 Deck plate girder bridge over Northwest Ave on SOURR
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

Nottoway River Bridge (Dinwiddie County, Virginia)
Built 1927 by the Hagedorn Construction Co.; demolished 1997
Lost Concrete through arch bridge over Nottoway River on US 1
Replaced by new bridge

NS - 3rd Street Overpass (Jefferson County, Kentucky)
Built 1930
Pony/through girder bridge over Us 60a (3rd Street) on Ns (Southern) Rr
Open to Rail Traffic

NS - 5th Street Overpass (Sangamon County, Illinois)
Built 1961
Bridge over Bus 55 / 5th Street on Norfolk Southern Rwy
Open to traffic

NS - 61st Street Bridge (Cook County, Illinois)
Built 1898
Pony/through plate girder bridge over 61st Street on Norfolk Southern Railway
Open to traffic

NS - 6th Street Overpass (Sangamon County, Illinois)
Built 1934
Pony/through plate girder bridge over S. 6th Street (Business Loop 55) on Norfolk Southern Railroad
Open to traffic

NS - Bootleg Trestle (Scott County, Virginia)
Built 1937
Deck plate girder bridge over SR 871 on N&S
Open to traffic

NS - Brushy Creek Viaduct (Marion County, Alabama)
Built in 1907 for the Illinois Central Railway; purchased by Norfolk Southern in 1988; route abandoned 1992; demolished 1996
Lost Deck plate girder bridge over Brushy Creek
Demolished in 1996

NS - Corydon Junction Trestle (Harrison County, Indiana)
Built 1903
Deck plate girder bridge over IN 135 on Norfolk Southern Railway
Open to traffic

NS - Cove Creek Trestle (Campbell County, Tennessee)
Built 1920
Deck plate girder bridge over Old Tennessee 63 and Cove Creek on Norfolk Southern Railrway
Open to traffic

NS - Crooked River Bridge (Ray County, Missouri)
Built 1907, Girders Moved Here 1923; Approaches Replaced 2007
Pony/through plate girder bridge over Crooked River on Norfolk Southern Railway
Open to traffic

NS - Gervais Street Overpass (Richland County, South Carolina)
Built 1956
Steel stringer bridge over Gervais Street on Railroad
Open to traffic

NS - I-55 Overpass (Sangamon County, Illinois)
Built 1962
Pony/through girder bridge over I-55 on Wabash, later N&W, now NS Railway
Open to rail traffic

NS - I-65 Overpass (Tippecanoe County, Indiana)
Built 1969. Used daily by over 20 trains a day on this former Wabash Railroad line.
Deck plate girder bridge over I-65 on Norfolk Southern Railway(nee Norfolk and Western Railway, Wabash Railroad)
Open to traffic

NS - Lapatcong Creek Bridge (Warren County, New Jersey)
Built 1913;
Deck plate girder bridge over Lapatcong Creek on Railroad
Open to traffic

NS - Roanoke River Bridge No 3 (Roanoke County, Virginia)
Built 1932
Deck plate girder bridge over Roanoke River & SW River Road on Norfolk Southern Railroad
Open to traffic

NS - Route 66 Overpass (Macoupin County, Illinois)
Built 1938
Girder bridge over Old US 66 on Wabash and Illinois Terminal, later N&W, now NS Railway
Open to rail traffic

NS - Safe Harbor Bridge (Lancaster County, Pennsylvania)
Built 1904-06, this bridge replaced one damaged in 1904 flood which was when the A&S RR Safe Harbor Trestle Bridge was being built
Deck plate girder bridge over Conestoga Creek on Railroad (NS (Nee C&PD RR (PRR).).)
Open to traffic

NS Holston River Bridge (Knox County, Tennessee)
Bridge is a replacement built back in the early 1900's, for the original bridge built around the Civil War (old bridge piers are still standing)
Warren through truss bridge over Holston River on Norfolk Southern Railway at Strawberry Plains
Rusty, but heavily-traveled single span through truss bridge

Nueces River Bridge (Dimmit County, Texas)
Built ca. 1910; replaced 2001
Through truss bridge over Nueces River on Diamond H Ranch Road
Stripped to the frame and abandoned in Valley Wells Cemetary

Nugents Road Bridge (Linn County, Iowa)
Built 1904; rehabilitated 1990; Replaced 2014
Lost Through truss bridge over Buffalo Creek on Nugents Road
Replaced by a new bridge

NVRR - Napa River Bridge (Napa County, California)
built 1928, removed/replaced 2011
Bridge over Napa River on Napa Valley Railroad
Replaced

NWP - Eureka Slough Bridge (Humboldt County, California)
Deck plate girder bridge over Eureka Slough on Northwestern Pacific Railroad (NWP)
Closed to all traffic

NWP - Loleta Trestle (Humboldt County, California)
Built 1930
Deck plate girder bridge over Loleta creek on Northwestern Pacific Railroad
Closed to all traffic

NY 353 -Little Valley Creek (Cattaraugus County, New York)
Built 1940
Bridge over Little Valley Creek on NYS 353
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 - Indiana Harbor Canal Bridges (Lake County, Indiana)
Built ca. 1909
Abandoned through truss bridge over Indiana Harbor Canal on Railroad (Abandoned New York Central)
Derelict/abandoned

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

Oak Leaf Trail - Lincoln Park Bridge (Milwaukee County, Wisconsin)
Built 1911
Abandoned pony/through plate girder bridge over Milwaukee River on Oak Leaf Trail
Derelict/abandoned

Oatka Creek Bridge (Wyoming County, New York)
Built 1937; rehabilitated 1992
Pony truss bridge over Oatka Creek on NY 19
Open to traffic

Obed Bridge (Navajo County, Arizona)
Built 1912; rehabilitated 1978, replaced 2010
Lost Pratt pony truss bridge over Little Colorado River on Obed Road
Replaced by new bridge

Ocean Highway Corson Inlet Bridge (Cape May County, New Jersey)
Built 1948
Bascule bridge over Corson Inlet on Ocean Highway (CR 619)
Open to traffic