There are 2,568 bridges in this category · Only showing 1,950 bridges with photos
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Total length 500-1000 feet

View Exhibit map

Mountain Fork River Bridge (McCurtain County, Oklahoma)
Built 1948; Replaced 2017
Through truss bridge over Mountain Fork River on US 70
Replaced by new bridge

MPLI - Sulphur Lake Bridge (Redwood County, Minnesota)
This trestle replaced an 89 span trestle at the same location in 1941
Timber stringer bridge over Sulphur Lake on Twin Cities and Western Railroad
Open to traffic

MRL - Bonita Tunnel (Missoula County, Montana)
Built 1882, widened 1909
Tunnel on Montana Rail Link
Open to traffic

MRL - Clark Fork River Bridge No. 1 (Sanders County, Montana)
Through truss bridge over Clark Fork River on MRL
Open to traffic

MRL - Clark Fork River Bridge No. 2 (Sanders County, Montana)
Through truss bridge over Clark Fork River on Montana RailLink
Open to traffic

MRL - Clark Fork River Bridge No. 3 (Missoula County, Montana)
Warren deck truss with all verticals bridge over Clark Fork River on Railroad
Open to traffic

MRL - Clark Fork River Bridge No. 4 (Missoula County, Montana)
Bridge over Clark Fork River on Railroad
Open to traffic

MRL - Flathead River Bridge (Sanders County, Montana)
Through truss bridge over Flathead River on Montana RailLink


MRL - Nimrod Tunnel (Granite County, Montana)
Built 1882, widened 1909
Tunnel on Montana Rail Link
Open to traffic

Mulberry Street Ramp Bridge (Dauphin County, Pennsylvania)
Built 1907-09; rehabilitated 1957
Concrete arch bridge over Paxton Creek on Mulberry Street Ramp in Harrisburg
Open to traffic

Mullan Avenue Bridge (Black Hawk County, Iowa)
Built 1913
Lost Deck arch bridge over Cedar River on Mullan Avenue
Replaced by a new bridge

Mullica River Bascule Bridge (Atlantic County, New Jersey)
Built 1954
Lost Deck girder bridge over Mullica River on Garden State Parkway
No longer exists

Myrtle Creek Bridge (Douglas County, Oregon)
Built 1922, Rehabilitation & Widening 2007
Concrete arch bridge over South Umpqua River on CR 386 in Myrtle Creek
Open to traffic

N&W - 3rd Street Bridge (Forsyth County, North Carolina)
Built 1901
1901 Deck plate girder bridge over 3rd St/Fogle St/field on NWRR/NSRR
Intact but closed to all traffic

N&W - Six Mile Bridge (Campbell County, Virginia)
Abandoned deck truss bridge over James River on railroad
Abandoned

Nada Tunnel (Powell County, Kentucky)
Was constructed to haul logs via narrow gauge railroad from timber operations in the Gorge. Construction began in December 1910 and was completed in September 1911. Rock and dirt were removed by dynamite, steam drills and hand tools
Tunnel on KY 77
Open to traffic

Napoleon Bridge (Henry County, Ohio)
Built 1929 by D.H. Overman; replaced 2005
Lost seven-span concrete arch bridge over Maumee River on OH 108 at Napoleon
Replaced by a replica bridge

Narrows Bridge (Bedford County, Pennsylvania)
Built 1935 by the Pittsburg Construction Co.
Open-spandrel arch bridge over Raystown Branch of Juniata River on US 30
Open to traffic

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

Navajo Bridge (Coconino County, Arizona)
Built 1927-1929; bypassed by parallel bridge in 1995
Steel arch bridge over Colorado River on Alt US 89
Open to pedestrians only

Navajo Bridge NEW (Coconino County, Arizona)
Built 1995
Steel arch bridge over Colorado River on Alternate US 89
Open to traffic

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

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 - Connecticut River Bridge #3 (Windsor County, Vermont)
Deck plate girder 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

NECR - Second Branch White River Bridge 33.57 (Windsor County, Vermont)
Deck plate girder bridge over Second Branch White River on New England Central Railroad
Open to traffic

NECR - Sugar River Bridge (Sullivan County, New Hampshire)
Built 1931
Deck plate girder bridge over Sugar River and Main Street/NH-103 on New England Central Railroad
Open to traffic

NECR - Winooski River Bridge #4 (Chittenden County, Vermont)
Warren through truss with all verticals bridge over Winooski River on New England Central Railroad
Open to traffic

Nehalem River Bridge (Clatsop County, Oregon)
Built 1939
Concrete arch bridge over Nehalem River on US 26
Open to traffic

Nehalem River Bridge (Tillamook County, Oregon)
Built 1922, Replaced with post-tensioned box girder in 1984.
Swing bridge over Nehalem River
No longer exists

Nekoosa Bridge (Wood County, Wisconsin)
Built 1916, Replaced 1963
Lost Parker through truss bridge over Wisconsin River on WI-73
Replaced by a new bridge

Neosho River K-47 Bridge (Neosho County, Kansas)
Built 1937, demolished ca. 2013-2014
Lost cantilever truss bridge over Neosho River on K-47
Replaced by a new bridge

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

Nesika Bridge (Lewis County, Washington)
Built 1914; destroyed & lost 1967
Lost Through truss bridge over the Cowlitz River on State Road 5
No longer exists

Netherland Inn Road Bridge (Sullivan County, Tennessee)
Replaced a steel truss bridge that collapsed into the river in 1937; bypassed by new bridge in 2009
Warren deck truss bridge over North Fork Holston River on Netherland Inn Road
Open to pedestrians only

Neuse River Pedestrian Bridge (Wake County, North Carolina)
Wire suspension bridge over Neuse River on Pedestrian
Open to pedestrians only

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

New London Bridge (Outagamie County, Wisconsin)
Built by Wisconsin Bridge & Iron Co, 1933-34; Removed 1990's.
Lost deck truss bridge over Embarrass River and (abandoned) Chicago & Northwestern Railroad on STH 54 in New London
Removed

New Pass Bridge (Sarasota County, Florida)
Built 1986
Bascule bridge over New Pass on FL 789 in Sarasota
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

New River Virginia and Tennessee Railroad Bridge (Pulaski County, Virginia)
Built ca1855, burned by Union Forces 1864
Lost Through truss bridge over New River on V&TRR
Destroyed by fire

New Salmon Falls Bridge (El Dorado County, California)
Built 1953
Through truss bridge over South Fork American River on Salmon Falls Road
Open to traffic

New US 166/400 Spring River Bridge (Cherokee County, Kansas)
Built in 2002 replacing earlier through truss bridge
Concrete deck girder bridge over Spring River on US 166/400 in Baxter Springs
Open to traffic

New York Street Memorial Bridge (Kane County, Illinois)
Built 1931; rehabilitated 1992
Bridge over Fox River on New York Street in Aurora
Open to traffic

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

Newcastle Tunnel (Placer County, California)
This US Highway 40 tunnel opened in 1932 bypassing the bottleneck in the community of Newcastle.
Formet Hwy 40 Tunnel under Under hillside and BNSF,Amtrak Railroad on Taylor Rd
Open to traffic

Newfound Creek Trestle (Jefferson County, Alabama)
Built 1904; Burned on May 23, 2006
Lost Timber stringer bridge over Newfound Creek on formerly L&N Railroad
Destroyed by fire

Newkirk Viaduct 38-51-04x (Philadelphia County, Pennsylvania)
Built 1847; destroyed by fire 1863
Lost Through truss bridge over Schuylkill River on Road & railroad
Destroyed by fire & replaced

NH - Neponset River Bridge (Bristol County, Massachusetts)
Built 1907
Lost Bridge over Neponset River on New York New Haven & Hartford RR
No longer exists

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

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

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

Ninth Street Bridge (Lynchburg, Virginia)
Built 1817
Lost Through truss bridge over James River on Ninth Street
Destroyed by flood in 1870 and 1877

Nisqually Glacier Bridge (Pierce County, Washington)
Built 1958
Deck plate girder bridge over Nisqually River on Nisqually Road
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

NJ47 Grassy Sound Channel Bridge (Cape May County, New Jersey)
Built 1950; rehabilitated 1999
Bascule bridge over Grassy Sound on NJ 47
Open to traffic

NJT - Newark Draw (Hudson County, New Jersey)
Built 1903
Deck truss swing bridge over Passaic River on New Jersey Transit
Open to traffic

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

Noble Avenue Bridge (Logan County, Oklahoma)
Built 1936
Double-deck steel stringer bridge over Cottonwood Creek and Railroad on S.H. 33 in Guthrie
Open to traffic

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

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

Norfork Dam Spillway Bridge (Baxter County, Arkansas)
Built 1944; rehabilitated 2008
Slab bridge over Norfork Dam Spillway on Arkansas Hwy 177
Open to traffic

Norfork Railroad Bridge (Baxter County, Arkansas)
Built ca. 1909
Three-span through truss bridge over North Fork White River and Prospect Street on the railroad at Norfork
Open to railroad 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 1st Avenue Bridge (San Bernardino County, California)
Built 1933
Deck plate girder bridge over Mojave River on N 1st Avenue
Open to traffic

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 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 Bend Rail Trail - Long Run Tunnel (Doddridge County, West Virginia)
Tunnel over North Bend Rail Trail
Open to pedestrians only

North Bend Rail Trail - Tunnel #12 (Ritchie County, West Virginia)
Tunnel over North Bend Rail Trail
Open to pedestrians only

North Bend Rail Trail - Tunnel #18 (Ritchie County, West Virginia)
Bored 1857 and daylighted 1963.
Daylighted Tunnel for B&O Railroad
Demolished

North Bend Rail Trail - Tunnel #7 (Ritchie County, West Virginia)
Tunnel over North Bend Rail Trail
Open to pedestrians only

North Bend Rail Trail - Tunnel #8 (Ritchie County, West Virginia)
Tunnel over North Bend Rail Trail
Open to pedestrians only

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 (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 (Okmulgee County, Oklahoma)
Built 1951
Through truss bridge over North Canadian River on Arbeka Road (E1125 Rd.)
Open to traffic

North Canadian River US 270 Bridge (Blaine County, Oklahoma)
Built 1937; rehabilitated 1984
Eight-span Parker pony truss bridge over North Canadian River on US 270
Replaced by a new bridge

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

North Main Street Bridge (Danville, Virginia)
Built 2005
Open-spandrel arch bridge over Dan River on Main St (NB)
Open to traffic

North Park Bridge (Kent County, Michigan)
Build 1903; Altered 1933; Replaced 1991
Lost Pratt through truss bridge over Grand River on North Park Street in Grand Rapids
Replaced by new bridge

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 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 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 Spring Street Bridge (Old) (Los Angeles County, California)
Built 1881; Trolley tracks removed 1918; Replaced 1928
Lost Pratt deck truss bridge over Los Angeles River on North Spring Street & Los Angeles Railway
Replaced by a new bridge

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

Northampton Street Bridge (Northampton County, Pennsylvania)
Built 1896; damaged and fixed 1955; rehabilitated 2002
Cantilevered through truss bridge over Delaware River on Northampton Street
Open to two-lane traffic with a 3 ton weight limit

Northeast Blvd. Bridge (New Castle County, Delaware)
Built 1980
Bascule bridge over Christina River on Northeast Blvd in Wilmington
Open to traffic

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 Pacific Bridge #9 (Hennepin County, Minnesota)
Built 1922, Using rebuilt 1885 Trusses
Pratt deck truss bridge over Mississippi River on Northern Pacific Railroad (now pedestrian trail) in Minneapolis
Open to pedestrians

Northern Pacific Bridge #95 (Polk County, Minnesota)
Built 1917 with a swing span, removed 2000 due to "flooding issues"
Lost Warren through truss swing bridge over Red River of the North on Former Northern Pacific
Removed but not replaced

Northwestern Railroad Bridge (Eau Claire County, Wisconsin)
Built 1880, approach added 1898, abandoned 2007, Became a trail summer 2015
Lattice Deck Truss over Chippewa River on Former Union Pacific Railroad
Open to pedestrians only

Noxon Bridge (Sanders County, Montana)
Built 1922, Reconstructed 1998,
Parker through truss bridge over Clark Fork River on Klakken Road
Open to traffic

Noyo River Bridge (Mendocino County, California)
Built 1948
Deck truss bridge over Noyo River on CA 1 in Fort Bragg, replaced 2005
Demolished, replaced by new bridge 2005

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

NRT - Hiwassee Trestle (Pulaski County, Virginia)
Built 1931
Long through truss bridge over Claytor Lake on Rail Trail
Open to pedestrians only