There are 2,964 bridges in this category · Only showing 2,698 bridges with photos
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MP - East Barretts Tunnel (St. Louis County, Missouri)
Built 1851-1853; Abandoned 1944
Lost Tunnel on Missouri Pacific Railroad
Tunnel demolished in 2000's

MP - West Barretts Tunnel (St. Louis County, Missouri)
Built between 1851-53 by the Pacific (later MO Pacific) Railroad for a single broad gauge track; Gauge standardized in 1869. Tunnel remained in service until congestion caused the railroad to bypass the tracks via a cut 100' to the south in 1944.
Tunnel under a hill in Kirkwood, MO on former Missouri Pacific Railroad

MRL - Orange Street Underpass (Missoula County, Montana)
Concrete rigid frame bridge over Orange Street on Montana Rail Link
Open to traffic

MS 18 Bayou Pierre Bridge (Copiah County, Mississippi)
Built ca. 1940
Through truss bridge over Bayou Pierre on MS 18
Open to traffic

Mt. Orne Covered Bridge 45-05-03 / 29-04-08 (Coos County, New Hampshire)
Built 1911; rehabilitated 1988
Covered bridge over Connecticut River on Mt. Orne Road in Lancaster
Open to traffic

Muddy Creek Bridge (Butler County, Kansas)
Built 1910
Two-span concrete arch bridge over Muddy Creek, 3.2 mi. east and 1.0 mi. north of Douglass
Open to traffic

Mueller Bridge (Wilson County, Texas)
Built 1915 by the Alamo Construction Company; Closed to traffic in 1988
Pony truss bridge over Cibolo Creek on CR 337
Closed to all traffic

Mulberry Creek Bridge (Fayette County, Texas)
Built 1888 by A.J. Tullock and Company; Replacement bridge built in 2001 and 1888 bridge relocated to a park in Schulenburg
Relocated Bedstead pony truss bridge. Formerly Hermis Road (CR 424) over Mulberry Creek
Relocated from Hermis Road (CR 424) to a park in Schulenburg and open to pedestrians.

Mulberry Creek Bridge (Ford County, Kansas)
Built 1906; rehabilitated 1958
Through truss bridge over Mulberry Creek, 2.6 mi. south and 3.0 mi. west of Ford
Open to traffic

Mulberry River AR 23 Bridge (Franklin County, Arkansas)
Built 1935 by McEachin and McEachin, Inc., of Little Rock
Three-span pony truss bridge over Mulberry River on AR 23
Open to traffic

Mull Covered Bridge 35-72-01 (Sandusky County, Ohio)
Built 1851; made obsolete by new bridge in 1962 and closed to traffic
Covered bridge on CR 9 southwest of Fremont
Open to pedestrians only

Mulladay Hollow Bridge (Carroll County, Arkansas)
Built ca. 1935 by the Civilian Conservation Corps
Small two-span stone arch bridge over Mulladay Hollow Creek on CR 204 at Leatherwood Lake Recreation Area northwest of Eureka Springs in Eureka Springs
Open to traffic

Murray Morgan Bridge (Pierce County, Washington)
Opened Feb. 15, 1913; rehabilitated 1957; closed 2007; rehabilitated 2012-3
Vertical lift bridge over Foss Waterway on E. 11th Street in Tacoma
Open to traffic

Mystic River Bascule Bridge (New London County, Connecticut)
Built 1922
Bascule bridge over Mystic River on US 1 West Main Street at Mystic
Open to traffic

N&W - Six Mile Bridge (Campbell County, Virginia)
Abandoned Pratt deck truss bridge over James River on N&W RR
Abandoned in 1972; owned by the Mount Athos Regional Museum and Information Center, Inc.

Nachitoch Bluff Bridge (Clark County, Arkansas)
Built 1908 by the Morava Construction Co.; rehabilitated 1980; closed to traffic ca. 1996
Derelict two-span through truss over Little Missouri River, just upstream from I-30
Abandoned, with deck partially missing

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

Nahma Bridge (Delta County, Michigan)
Built 1917 by the Joliet Bridge & Iron Co.; closed to traffic in 1995; relocated Summer 2006
Pony truss bridge formerly over Sturgeon River on CR 497
Relocated to a golf course

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

Narrows Covered Bridge 14-61-36 (Parke County, Indiana)
Built 1883, bypassed in 1966
Covered bridge over Sugar Creek on Old Narrows Road at Turkey Run State Park
Open to pedestrians only

Natural Bridge (Rockbridge County, Virginia)
Naturally formed bridge, Built c.150,000,000 BCE, that carries Rt. 11 over Cedar Creek
Arch bridge over Cedar Creek on South Lee Hway (Rt. 11)
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 ; Replaced 2018.
Lost two-span through truss bridge over Lee Creek on AR 59 near the community of Natural Dam
Replaced by a new bridge

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

Naubuc Avenue Bridge (Hartford County, Connecticut)
Built 1871
Stone arch bridge over Porter Brook on Naubuc Avenue in Glastonbury.
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

NCRY - Main Street Overpass/Heritage Rail Trail (York County, Pennsylvania)
Built 1900
Pony player girder bridge over Main Street (PA-214) on Northern Central Railway/Heritage Rail Trail
Open to bicyclists, horseback, and pedestrians on trail side. The rail is now home to the Steam into History Excursions on the weekends from April to October.

Neal Covered Bridge (Brown County, Ohio)
Built 1875; destroyed by flooding on March 7, 1997
Lost covered bridge over Eagle Creek on OH 763, south of Decatur
Destroyed by flooding

Nectar Covered Bridge 01-05-04x (Blount County, Alabama)
Built 1932; Destroyed by arson 1993
Lost covered bridge over Locust Fork River on Covered Bridge Road
Destroyed by fire

Needham Street Bridge (Middlesex County, Massachusetts)
Built 1875
Stone arch bridge over Charles River on Needham Street
Open to 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's Mill Covered Bridge 38-36-22 (Lancaster County, Pennsylvania)
Built 1875
Covered bridge over Pequea Creek on Penn Grant Road
In storage or disassembled

Negro Brook Bridge (Windham County, Vermont)
Built 1894
Stone arch bridge over Negro Brook on State Forest Road
Intact but closed to all 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 in 2011; restored in 2014

Nelson Mountain Covered Bridge 37-20-06 (Lane County, Oregon)
Built 1928; rehabilitated 1984
Covered Howe through truss bridge over Lake Creek on Nelson Mountain Road
Open to traffic

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

Neponset Valley Parkway Bridge (Suffolk County, Massachusetts)
Built 1849; rehabilitated 1932
Stone arch bridge over Neponset River on Neponset Valley Parkway
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

Nevius Street Bridge (Somerset County, New Jersey)
Built 1886 by the Wrought Iron Bridge Co.; rehabilitated 1938 and 2006
Whipple through truss bridge over Raritan River on Nevius Street in Raritan
Open to pedestrians

New Baltimore Covered Bridge 38-56-09 #2 (Somerset County, Pennsylvania)
Replaced a covered bridge buit in 1879
Multiple Kingpost through truss bridge over Raystown Br of Juniata River on TR812 Town Hill Rd.
Open to traffic

New Blaine Bridge (Logan County, Arkansas)
Built 1929
Concrete tee beam bridge over Little Shoal Creek on AR 197
Open to traffic

New Bridge (Bergen County, New Jersey)
Built 1889 by the King Iron Bridge Co.; bypassed by upstream bridge in 1956; rehabilitated 2003
Swing pony truss bridge over Hackensack River on Old New Bridge Road/Main Street
Open to pedestrians only

New Castle and Frenchtown Railroad Stone Bridge (New Castle County, Delaware)
Built for the New Castle and Frenchtown Railroad; abandoned in 1858
Stone arch bridge over Perch Creek on neighborhood road
Open to traffic

New Germantown Covered Bridge 38-50-11 (Perry County, Pennsylvania)
Built 1891
Covered bridge over Shermans Creek on TR 302 (Lower Buck Ridge Rd)
Open to traffic

New Hampton Bridge (Hunterdon County, New Jersey)
Built 1868 by the Cowin Iron Works for the Pennsylvania Railroad
Iron pony truss bridge over Musconetcong River on Rymon Road
Closed to traffic

New Harmony Bridge (Posey County, Indiana)
Built 1930, Ownership transferred to White County Bridge Commision in 1941.
Four-span through truss toll bridge over Wabash River on IL 14 at New Harmony, Indiana
Closed to traffic May 21, 2012

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 Portland Wire Bridge 19-13-S1 (Somerset County, Maine)
Built ca. 1866; rehabilitated 1961
Suspension bridge over Carrabasset River on Wire Bridge Road in New Portland
Open to traffic

New Richmond Bridge (Allegan County, Michigan)
Built 1879 by the Milwaukee Bridge & Iron Co.; closed to traffic 1997; rehabilitated as pedestrian bridge 2003
Pony truss swing bridge over Kalamazoo River on 57th Street
Open to pedestrians

New River Gorge Bridge (Fayette County, West Virginia)
Opened on October 22, 1977
Massive steel arch bridge over New River on US 19 east of Fayette
Open to traffic

New Rockford Bridge (Eddy County, North Dakota)
Built 1904
Warren through truss bridge over James River on 6th Street in New Rockford
Closed to all traffic

New Troy Bridge (Berrien County, Michigan)
Built 1923
Concrete curved chord through girder bridge over Galien River on Avery Road/Mill Road
Open to pedestrians only

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

Newell Covered Bridge 45-12-10 (Washington County, Vermont)
Built 1872; rehabilitated 1979
Covered bridge over Cox Brook on Cox Brook Road (C2003) in Northfield Falls
Open to traffic

Newfield Covered Bridge 32-55-01 (Tompkins County, New York)
Built 1853; rehabilitated 1972
Town Lattice through truss with supplemental arches over West Branch Cayuga Inlet on Covered Bridge Street in Newfield Hamlet
Open to traffic

Newport Bridge (Jackson County, Arkansas)
Built 1930
Cantilevered through truss bridge on AR 367 (formerly US 67) over White River at Newport
Open to two-lane traffic

Newport Covered Bridge 14-83-04 (Vermillion County, Indiana)
Built 1885, rehabilitated 1983
Covered bridge over Little Vermillion River on CR 50 North
Open to traffic

Newton Falls Covered Bridge 35-78-01 (Trumbull County, Ohio)
Built ca. 1831; rehabilitated 2007
Covered bridge over East Branch Mahoning River on Arlington Street in Newton Falls
Open to traffic

Newton Street Bridge (Middlesex County, Massachusetts)
Built 1877; rehabilitated 1951
Stone arch bridge over Charles River on Newton Street
Open to traffic

Newtown Creek Bridge (Bucks County, Pennsylvania)
Built in 1875 by S. R. Wilcus
Stone arch bridge over Newtown Creek on Center Street in Newtown
Open to traffic

NH - Lyman Viaduct (New London County, Connecticut)
Built 1871-73, buried by fill in 1912-13, railroad abandoned in 1965
Buried Deck truss bridge over Dickinson Creek on former New Haven, Middletown and Willimantic Railroad in Colchester
Filled in

NH - Rapallo Viaduct (Middlesex County, Connecticut)
Built 1873, buried by fill in 1912-13, railroad abandoned in 1965
Buried Deck truss bridge over Flat Brook on former New Haven, Middletown and Willimantic Railroad
Filled in

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 Seven Arch Stone Bridge (Will County, Illinois)
Built 1868; closed 1971; damaged by flooding in March 2011 and removed
Lost stone arch bridge over Deep Run Creek on Old 9th Street in Lockport
Removed after partial collapse due to flood.

Niobrara Trail - Niobrara River Bridge (Knox County, Nebraska)
Built 1929 by the Chicago and North Western Railway, replacing a previous structure. Abandoned in the 1970s. Reopened to pedestrians.
Warren through truss bridge over Niobrara River on Niobrara Trail
Open to pedestrians

Nishnabotna River Bridge (Mills County, Iowa)
Located southwest of Henderson in northwestern Mills County, this rigid-connected pony truss carries a paved county road (once a part of a state highway) over the Nishnabotna River. The bridge is comprised of two skewed trusses, each configured as a
Other deck truss bridge over West Nishnabotna River Bridge on County Road M-16/370th Street
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

Normanskill Farm Bridge (Albany County, New York)
Built 1869; relocated here ca. 1900
Wrought and cast iron bowstring through truss bridge on a private driveway near Normans Kill Ravine in Albany
Open to Authorized Vehicles. Closed to Vehicles During Winter. Pedestrians Allowed.

North 21st Street Bridge (Pierce County, Washington)
Built 1910; rehabilitated 1997
Girder bridge over Buckley Gulch on North 21st Street
Open to traffic

North Avenue over Merritt Parkway Bridge (Fairfield County, Connecticut)
Built 1939
Concrete rigid frame bridge over Merritt Parkway (CT 15) on North Avenue
Open to traffic

North Branch Otter Creek Bridge (Greenwood County, Kansas)
Built 1908; bypassed 2005
Preserved three-span stone arch bridge over North Branch Otter Creek, 3.8 mi. north of Piedmont

North Branch Twelve Mile Creek Bridge (Davison County, South Dakota)
Built 1912 by the Pioneer Bridge Co.
Relocated pony truss bridge over North Branch Twelve Mile Creek on 400th Avenue, 9 mi. west and 10.2 mi. south of Mitchell in Baker Township
Replaced by a new bridge and moved to another location

North Bridge (Middlesex County, Massachusetts)
First bridge built ca 1760; site of Battle of Concord 1775; demolished 1788; rebuilt 1875, 1889, 1909, 1956; rehabilitated 2005
Historic timber stringer bridge over Concord River on Old Groton Road (pedestrian path)
Open to pedestrians

North Fork Crow River Bridge (Meeker County, Minnesota)
Built 1935
Pony truss bridge over North Fork Crow River on MN 24
In storage, awaiting relocation to Mower County

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 Gypsum Creek Bridge (McPherson County, Kansas)
Built 1902 by the Kansas City Bridge Co.
Bedstead pony truss bridge over North Gypsum Creek on Sioux Road, 2.8 mi. west and 10.4 mi. north of Canton
Intact but closed to all traffic

North Hickory Canal Bridge (Wayne County, Michigan)
Built 1936
Slab bridge over N Hickory Canal on East River Road
Open to traffic

North Loup Bridge (Valley County, Nebraska)
Built 1912
Pratt through truss bridge over North Loup River on Coll 34c
Open to pedestrians only

North Main Street Bridge (Strafford County, New Hampshire)
Built 1883; rehabilitated 2010
Stone arch bridge over Cocheco River on N. Main Street (NH 202A) in Rochester
Open to traffic

North Manchester Covered Bridge 14-85-02 (Wabash County, Indiana)
Built 1872; rehabilitated 1971 & 2013
Covered bridge over Eel River on Mill Street in North Manchester
Currently under renovation

North Oriental Covered Bridge 38-34-05 / 38-55-05 (Snyder County, Pennsylvania)
Built 1908
Covered Multiple Kingpost through truss bridge over West Branch Mahantango Creek on Route 2023 (Tr326)
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 Rock Creek Bridge (Mitchell County, Kansas)
Built 1934
Stone arch bridge over North Rock Creek on V Road, 2.0 mi. north and 4.4 mi. east of Hunter
Open to traffic

North Skunk River Bridge (Mahaska County, Iowa)
Built 1920
Pinned Parker through truss bridge over North Skunk River on CR G13/110th Street
Open to traffic

North Sylamore Creek Bridge No. 1 (Stone County, Arkansas)
Built 1935 by the CCC
Stone arch bridge over North Sylamore Creek on FR 1110
Open to traffic

North Sylamore Creek Bridge No. 2 (Stone County, Arkansas)
Built 1935 by the CCC
Stone arch bridge over North Sylamore Creek on FR 1110
Open to traffic

North Washington Street Bridge (Arkansas County, Arkansas)
Built 1910
Slab bridge over Holt Branch on North Washington Street
Open to traffic

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

Northfield Falls Covered Bridge 45-12-08 (Washington County, Vermont)
Built 1872; rehabilitated 1969
Covered Town Lattice bridge over Dog River on Cox Brook Road (C2003) in Northfield Falls
Open to traffic

Northport Bridge (Stevens County, Washington)
Built 1949
Cantilevered Warren through truss bridge over Columbia River on WA 25 in Northport
Open to traffic

Notman Bridge (Essex County, New York)
Built 1913
Closed-spandrel arch bridge over Ausable River on Adirondack Rd
Open to pedestrians

NS - Askew Bridge (Berks County, Pennsylvania)
Built 1857
Stone arch bridge over 6th Street on Philadelphia & Reading Railroad
Open to traffic

NS - Fort Wayne Bridge (Allegheny County, Pennsylvania)
Built 1901-1904; replaced earlier 1868 lattice truss bridge; raised 1918; lower deck tracks removed c1950s
Pennsylvania through truss bridge over Allegheny River on Norfolk Southern Railroad
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 - Lusters Gate Road Overpass (Montgomery County, Virginia)
Built 1906
Concrete arch bridge over Route 723 on NS Railroad
Open to traffic

NS - Shavers Creek Bridge (Huntingdon County, Pennsylvania)
Stone arch bridge over Shavers Creek on NS RR
Open to traffic

NS - Spruce Creek Tunnel (Huntingdon County, Pennsylvania)
Tunnel under Short Mountain on former PRR

NS - Standing Stone Creek (Huntingdon County, Pennsylvania)
Built 1891-92, rebuilt 1948; damaged during derailment April 3, 2018
Stone arch bridge over Standing Stone Creek on Norfolk Southern Railway (former PRR)
Open to traffic

Nueces River Bridge (Uvalde County, Texas)
Built 1933; rehabilitated 1935
Through truss bridge over Nueces River on Eastbound US 90B
Open to traffic

Nuttallburg Bridge (Fayette County, West Virginia)
Built 1899, abandoned during the 1960s
Lost Pedestrian Suspension Bridge over the New River
Removed but not replaced

Nutty Narrows Bridge (Cowlitz County, Washington)
Built 1963; Repaired 1983; Relocated 100 yards to the east in 2007 due to the trees it was previously mounted to beginning to rot.
Bridge over Olympia Way on Squirrels Crossing in Longview
Open to squirrels