There are 7,424 bridges in this category · Only showing 4,042 bridges with photos
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One-lane traffic

Maryland Street Bridge (Pike County, Missouri)
Built ca. 1920
Pony truss bridge over Town Branch on Maryland Street in Louisiana
Open to one-lane traffic with an 8 ton weight limit

Masemore Road Bridge (Baltimore County, Maryland)
Built 1898; rehabilitated 2000
Through truss bridge over Gunpowder Falls on Masemore Road
Open to traffic

Mason Bridge (Texas County, Missouri)
Built 1926 by the Concrete & Steel Construction Co.
Lost through truss bridge over Big Piney River on Mason Road (Old MO 32) west of Licking
Removed after being closed for some time

Massac Creek Bridge (Massac County, Illinois)
Wooden bridge over Massac Creek within Fort Massac State Park in Metropolis
Open to one-lane traffic

Massey Creek 231st Street Bridge (Cass County, Missouri)
Built ca. 1910
Pony truss bridge over a branch of Massey Creek on 231st Street
Replaced by a new bridge

Masterson Bridge (Marion County, Missouri)
Built 1898 by the Kansas City Bridge Co.
Through truss bridge over North River on CR 189
Replaced by a new bridge

Mattole Road Bridge (Humboldt County, California)
Built 1935
Concrete arch bridge over Mattole River on Mattole Road
Open to traffic

Maumee Road Bridge (Jackson County, Indiana)
Built ca. 1920; Replaced
Pony truss bridge over Combs Branch on Maumee Road
Replaced by a new bridge

Maybert Road Bridge (Nevada County, California)
Built 1915; replaced 2017
Pratt Pony truss bridge over Canyon Creek on Maybert Road
Replaced by a new bridge

McAdoo Creek-Spring Switch Rd. Bridge (Posey County, Indiana)
Pony truss bridge over McAdoo Creek on Spring Switch Road (CR 100S)
Removed but not replaced

McAllister's Covered Bridge 14-61-16 (Parke County, Indiana)
Built 1914, rehabilitated 1977
Covered bridge over Little Raccoon Creek on CR400S
Open to traffic

McAuley Bridge (Armstrong County, Pennsylvania)
Built 1912; rehabilitated 1973
Pony truss bridge over South Fork Pine Creek on TR 535
Open to traffic

McCafferty Covered Bridge 35-08-08 (Brown County, Ohio)
Built 1877; rehabilitated 1963
Covered bridge over East Fork Little Miami River on McCafferty Road (CR 105)
Open to traffic

McCaffrey Bridge (Winneshiek County, Iowa)
Built 1924
Two-span through truss bridge over Upper Iowa River on 244th Avenue, east of Bluffton
Open to one-lane traffic

Mccan Mill Road Bridge (Hunterdon County, New Jersey)
Built 1923
Pony truss bridge over Lamington River on Mccan Mill Road
Open to traffic

McCarty Creek CR 657 Bridge (Vernon County, Missouri)
Built ca. 1895 by the Missouri Valley Bridge & Iron Works
Pony truss bridge over McCarty Creek on CR 657 (Tyree Road)
Open to traffic

McCarty Creek Road Bridge (Tehama County, California)
Built 1937
Pin-connected Pratt Through truss bridge over McCarty Creek on McCarty Creek Road
Open to traffic

McCauley Road Bridge (Cecil County, Maryland)
Built 1884; rehabilitated 1993
Pony truss bridge over Basin Run on McCauley Road
Open to traffic

McClellan Covered Bridge 35-15-02 (Columbiana County, Ohio)
Covered bridge over West Fork Little Beaver on McClellan Road
Open to pedestrians only

McClure Road Bridge (Morgan County, Indiana)
Built 1925
Pony truss bridge over Lake Ditch on McClure Road
replaced by a new bridge

McColly Covered Bridge 35-46-01 (Logan County, Ohio)
Built 1876 by the Anderson Green Co.; Reinforced with steel 1958; Rehabilitated 2000
Three-span covered bridge over Great Miami River on CR 13
Open to traffic

McConnell Ford Bridge (Shelby County, Indiana)
Built ca. 1920
Through truss bridge over Sugar Creek on CR 275 North
Open to traffic

McCormick Run Bridge (Columbiana County, Ohio)
Built 1950; rehabilitated 1988
Pony truss bridge over West Fork Little Beaver on McCormick Run (TR 781)
Open to traffic

McCormicks Creek Bridge (Owen County, Indiana)
Built ca. 1930; replaced 2017
Pony truss bridge over McCormicks Creek on CR 450 East
Replaced by a new bridge

McCoy Bridge (Macon County, North Carolina)
Built ca. 1915, truss span possibly relocated here in the 1940s and rehabilitated in 1960.
Through truss bridge over Little Tennessee River on NC 1456
Open to traffic

McCoy Road Bridge (Putnam County, Indiana)
Built in 1923 by the Vincennes Bridge Co.
Through truss bridge over Clear Creek on CR 375 East
Open to traffic

McCraney Creek Bridge (Adams County, Illinois)
Built 1916
Through truss bridge over McCraney Creek on TR 350A
Open to traffic

McCullough Ford Bridge (Decatur County, Indiana)
Complted October 1885 for $1,535.83
Stone arch bridge over a branch of Fall Fork Clifty Creek on CR 600 West
Open to traffic

McCutcheon Road Bridge (Jefferson County, Pennsylvania)
Built 1905; rehabilitated 1995; replaced 2009
Lost pony truss bridge over Mill Creek on McCutcheon Road
Replaced by a new bridge

McDowell Creek Bridge (Riley County, Kansas)
Built 1925
Pony truss bridge over McDowell Creek on W. 40th Avenue, 0.5 mi. south and 4.3 mi. east of Ogden
Open to traffic

McGee Creek Bridge (Hood River County, Oregon)
Built 1952
Wooden Kingpost pony truss bridge over McGee Creek on Lolo Pass Road
Open to traffic

McKay Bridge (Shelby County, Indiana)
Built ca. 1915
Concrete arch bridge over Conns Creek on CR 300 South
Open to traffic

McKinney Creek Bridge (Polk County, Arkansas)
Built 1915
Pony truss bridge over McKinney Creek on CR 50
Closed to all traffic

McKinstry's Mills Bridge (Carroll County, Maryland)
Built 1908; rehabilitated 1997
Pony truss bridge over Sams Creek on Pearre Road
Open to traffic

Mclean Station Road Bridge in Marlborough Township, PA (Montgomery County, Pennsylvania)
Built ca. 1890; rehabilitated 1961
Pony truss bridge over Macoby Creek on Mclean Station Road in MarlboroughTownhip, Pennsylvania
Open only to golf carts and pedestrians

McNeely Creek Bridge (Clark County, Arkansas)
Built 1923; rehabilitated 1990
Pony truss bridge over McNeely Creek on CR 12
Open to one-lane traffic

McQuay Ditch TR 165 Bridge (Darke County, Ohio)
Built 1900
Stone arch bridge over McQuay Ditch on TR 165
Open to traffic

Meadow Creek Bridge (Greene County, Tennessee)
Built ca. 1920
Concrete arch bridge over Meadow Creek on Allens Bridge Road
Open to traffic

Meadow Lane Bridge (Hunterdon County, New Jersey)
Built 1900; rehabilitated 1991
Pony truss bridge over North Branch Rockaway Creek on Meadow Lane
Open to traffic

Meadow Road Bridge (Coos County, New Hampshire)
Built 1897 by the Groton Bridge Co..; Bypassed in 1984; Two center spans removed from river and placed on banks in 2004
Pin connected Pratt through truss bridge over Androscoggin River in Shelburne
Closed to all traffic

Meadow Run Road Bridge (Fayette County, Pennsylvania)
Built 1904 by York Bridge Co.
Pony truss bridge over Meadow Run on Meadow Run Road
Open to traffic

Meadowbrook Bridge (King County, Washington)
Built 1921, rehabilitated 2005
Parker through truss bridge over Snoqualmie River on 394 Place SE/Meadowbrook Way SE
Open to traffic

Measel Road Bridge (Morgan County, Indiana)
Built 1925
Pony truss bridge over Lake Ditch on Measel Road
Open to traffic

MEC - Gulf Stream Trestle (Somerset County, Maine)
Built 1904, RR abandoned 1933, removed 1976
Lost Bridge over Gulf Stream on Maine Central Railroad
Removed but not replaced

Mechanicsville Covered Bridge 35-04-18 (Ashtabula County, Ohio)
Built 1867; rehabilitated 2003
Covered bridge over Grand River on Windsor-Mechanicsville Road
Open to traffic

Medicine Bow River Bridge (Carbon County, Wyoming)
Built 1915
Through truss bridge over Medicine Bow River on CN6-3
Open to traffic

Medicine Creek Bridge (Comanche County, Oklahoma)
Built 1906
Pony truss bridge over Medicine Creek on E1579 Rd. in Medicine Park
Open to traffic

Medicine Lodge River Bridge (Barber County, Kansas)
Built ca. 1910
Lost through truss bridge over Medicine Lodge River, 2.0 mi. north and 5.9 mi. west of Medicine Lodge
Removed but not replaced

Medicine River Bridge (Barber County, Kansas)
Built ca. 1910
Pratt through truss bridge over Medicine River, 2.0 mi. west of Medicine Lodge
Replaced by a new bridge

Mehaffey Bridge (Older) (Johnson County, Iowa)
Built 1896; Removed 1959
Lost Pratt through truss bridge over Iowa River on Johnson County Road Y
Replaced by a new bridge

Meighen Bridge (Marshall County, West Virginia)
Built 1913 by the York Bridge Co.
Through truss bridge over Fish Creek on CR 7/4 (Fish Creek Road)
Open to traffic

Melblanc Road Bridge (Brown County, Ohio)
Built ca. 1950
Pony truss bridge over West Fork of Ohio Brush C on TR 201
Open to traffic

Melbrook Bridge (Shelby County, Indiana)
Pony truss bridge over a Branch of Big Blue River on Edinburgh Road
Replaced by a new bridge

Melcher Covered Bridge 14-61-26 (Parke County, Indiana)
Built 1896, rehabilitated 1977 and 1995
Covered bridge over Leatherwood Creek on CR20N
Open to traffic

Memphis Charlestown Road Bridge (Clark County, Indiana)
Lost Bowstring through truss bridge over Silver Creek on Memphis Charlestown Road
Replaced by a new bridge

Memphis Road Bridge (Sullivan County, Missouri)
Built ca. 1910, probably by the Canton Bridge Co., replaced 2011
Lost pony truss bridge over Yellow Creek on Memphis Road
Bridge demolished, replaced by new bridge

Menefee Ford Bridge (Ralls County, Missouri)
Built 1911 by Stupp Brothers
Pony truss bridge over Lick Creek on Indiana Lane south of Perry
Open to traffic

Mercer's Mill Covered Bridge 38-36-38 / 38-15-19 (Lancaster County, Pennsylvania)
Built 1880
Covered bridge over E Octoraro Creek on Creek Road
Open to traffic

Mesquite Creek Bridge (Hamilton County, Texas)
Replaced 2009
Lost pony truss bridge over Mesquite Creek Bridge on CR 617
Removed and replaced

Messner Branch CR 149 Bridge (Shelby County, Missouri)
Built ca. 1910
Pony truss bridge over Messner Branch of Salt River on CR 149
Open to traffic

Miami Creek Bridge (Bates County, Missouri)
Built 1925
Pony truss bridge over Miami Creek on NW 7001 Road (CR 181/Elkhart Road)
Open to traffic

Michigan Bar Road Bridge (Sacramento County, California)
Built 1947
Deck truss bridge over Cosumnes River on Michigan Bar Road in Rancho Murieta


Mickey Bridge (Somerset County, Pennsylvania)
Built 1912
Concrete arch bridge over Fall Creek on TR 338 (Fall Creek Road)
Open to traffic

Middle Covered Bridge 45-14-15 (Windsor County, Vermont)
Built 1968 by Graton Associates; rehabilitated 1976 following fire damage
Covered Town Lattice through truss bridge over Ottauquechee River on Mountain Ave. (C3UN1) in Woodstock
Open to traffic

Middle Creek Bridge (Franklin County, Kansas)
Built 1908
Pratt pony truss bridge over Middle Creek, 2.9 mi. north and 2.5 mi. east of Princeton
Long abandoned with deck removed

Middle Creek Bridge (Linn County, Kansas)
Built 1914
Concrete arch bridge over Middle Creek, 1.0 mi. east of La Cygne
Open to traffic

Middle Creek Bridge (Linn County, Kansas)
Built ca. 1880
Lost pony truss bridge over Middle Creek, 1.2 mi. north and 0.4 mi. east of Boicourt
Replaced by low water crossing

Middle Creek Bridge (Miami County, Kansas)
Pony truss bridge over Middle Creek, 1.3 mi. south and 1.0 mi. west of Beagle
Bridge removed. Replacement bridge is in use.

Middle Creek Bridge (Miami County, Kansas)
Built 1907
Through truss bridge over Middle Creek on 379th Street, 1.5 mi. south and 1.8 mi. west of New Lancaster
Open to traffic

Middle Creek Bridge (Miami County, Kansas)
Built ca. 1920
Concrete arch bridge over Middle Creek, 9.0 mi. south and 3.6 mi. west of Louisburg
Open to traffic

Middle Creek Road Bridge (Lancaster County, Pennsylvania)
Built 1909; rehabilitated 1925
Pony truss bridge over Cocalico Creek on Middle Creek Road in Rothsville
Historic Truss Bridge Demolished and Replaced With Covered Bridge

Middle Fabius River Route H Bridge (Lewis County, Missouri)
Built 1961
Pony truss bridge over Middle Fabius River on Route H
Open to traffic

Middle Fork City Street Bridge (Monroe County, Missouri)
Built 1955
Pony truss bridge over Middle Fork Salt River on a city street in Paris
Open to traffic

Middle Fork Clifty Creek Bridge (Decatur County, Indiana)
Built ca. 1890
Two-span stone arch bridge over Middle Fork Clifty Creek on CR 225 East
Open to traffic

Middle Fork CR 141 Bridge (Monroe County, Missouri)
Built ca. 1920
Pony truss bridge over Flat Creek on CR 141
Open to traffic

Middle Fork CR C-45-A Bridge (Adams County, Ohio)
Built 1920 by the Rochester Bridge Company; rehabilitated 1985
Pony truss bridge over Middle Fork on Strait Creek Road (CR 45A)
Open to traffic

Middle Fork River Bridge (Barbour County, West Virginia)
Built 1914
Concrete arch bridge over Middle Fork River
Open to traffic

Middle Fork River Bridge (Upshur County, West Virginia)
Built in 1893 by the Canton Bridge Company of Canton, Ohio
Through truss bridge over Middle Fork River on CR 5/26
Open to traffic

Middle Fork Sugar Creek TR 655 Bridge (Holmes County, Ohio)
Pony truss bridge over Middle Fork Sugar Creek on TR 655
Open to traffic

Middle Fork Willamette River Bridge (Lane County, Oregon)
Built 1955
Wooden deck truss bridge over Middle Fork Willamette River on a USFS Road 2127
Open to traffic

Middle Fork-South Boston Road Bridge (Washington County, Indiana)
Built ca. 1930
Lost pony truss bridge over Middle Fork Blue River on Canton-South Boston Road
Replaced by a new bridge

Middle Nodaway River Bridge (Adams County, Iowa)
Built ca. 1920
Through truss bridge over Middle Nodaway River on 110th Street
Open to traffic

Middle Raccoon River Bridge (Carroll County, Iowa)
Built 1951
Through truss bridge over Middle Raccoon River on Raven Road
Open to traffic

Middle Raccoon River Bridge (Carroll County, Iowa)
Pony truss bridge over Middle Raccoon River on 260th Street
Open to traffic

Middle Raccoon River Bridge (Carroll County, Iowa)
Built 1914
Pony truss bridge over Middle Raccoon River on 272nd Street
Open to traffic

Middle River Bridge (Madison County, Iowa)
Built ca. 1930; rehabilitated 1948
Through truss bridge over Middle River on Adair Madison Avenue
Open to traffic

Middle River Route 703 Bridge (Augusta County, Virginia)
Built 1915
Pony truss bridge over Middle River on Hewitt Rd (Route 703)
Open to traffic

Middle River Route 774 Bridge (Augusta County, Virginia)
Built 1903 by the Brackett Bridge Co.; Replaced 2010
Lost Pratt through truss bridge over Middle River on Cline River Road (Route 774)
Replaced by new bridge

Middle Road Covered Bridge 35-04-06 (Ashtabula County, Ohio)
Built 1868; rehabilitated 1984
Covered bridge over Conneaut Creek on Middle Road in Conneaut
Open to traffic

Middle Tarkio River Bridge (Page County, Iowa)
Built 1951; rehabilitated 1983
Warren Pony truss with all verticals bridge over Middle Tarkio River on M Avenue (M Ave)
Open to traffic

Middle Tyger River Bridge (Spartanburg County, South Carolina)
Abandoned closed-spandrel arch bridge over Middle Tyger River on Old Reidville Rd/Hollifield Lane
Derelict/abandoned

Middleton Bridge (Warren County, New York)
Built 1896 by Groton Bridge Co.; rehabilitated 1969; closed 2009
Pin connected Pratt pony truss bridge over Schroon River on CR 10
Intact but closed to all traffic

Middletown Bridge (Shelby County, Indiana)
Built 1903, closed in 2013 due to flood damage, and removed in January 2014.
Four-span stone arch bridge over Conns Creek on CR 450 South
No longer exists

Midland Fredericktown Road Bridge (Columbiana County, Ohio)
Built 1893 by the Penn Bridge Co.; rehabilitated 2004
Through truss bridge over North Fork Little Beaver Creek on Midland Fredericktown Road (TR 1038) in Calcutta
Open to traffic

Midland Tunnel No. 1 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
First of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Midland Tunnel No. 2 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
Second of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Midland Tunnel No. 3 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
Third of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Midland Tunnel No. 4 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
Fourth of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Mildred Kerley Bridge (De Kalb County, Alabama)
Built 1920
Timber stringer bridge over Little Wills Creek on North Valley Road
Open to traffic

Mile Load Road Bridge (Fulton County, Illinois)
Deck truss bridge over the BNSF Railroad on Mile Load Road (TR 42)
Open to traffic, one lane, 10 ton weight limit