There are 11,967 bridges in this category · Only showing 6,160 bridges with photos
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Beam

Marengo-Soto Street Viaduct (Los Angeles County, California)
Built 1936; Replaced 1972
Beam bridge over I10,Conn,Rmp,Buswy,Metro on Soto-Marengo Street in Los Angeles
Open to traffic

Margrave Avenue Timber Bridge (Roane County, Tennessee)
Timber stringer Queenspost bridge over CSX-Norfolk Southern connector on Margrave Avenue in Harriman
Demolished c. 2012

Market Street Bridge (Gasconade County, Missouri)
Built 1930
Tee beam bridge over Frene Creek on MO 19 in Hermann
Open to traffic

Market Street Bridge (Mid) (Bexar County, Texas)
Built 1926
Concrete tee beam bridge over San Antonio River on West Market Street
Open to traffic

Market Street Bridge (W) (Bexar County, Texas)
Built 1927
Bridge over San Antonio River on West Market Street
Open to traffic

Market Street Bridge (West) (Dauphin County, Pennsylvania)
Built 1928; rehabilitated 1962
Beam bridge over Susquehanna River (West) on Sr 3012,West Spans
Open to traffic

Market Street Bridge (Westbound) (Harris County, Texas)
Built 1943
Slab bridge over Hunting Bayou on Market Street
Open to traffic

Market Street- Brandywine Creek (New Castle County, Delaware)
Bridge
Open to traffic

Marlowe Creek Bridge (Worth County, Missouri)
(Main design: Pratt through truss)
Built 1885, Relocated Here in 1898; converted to vehicular use ca. 1981; rehabilitated 1996
Pratt Through truss bridge over Marlowe Creek on CR 287
Open to traffic single lane only

Marlowe Creek Bridge MO 46 Bridge (Worth County, Missouri)
Built 1929
Steel stringer bridge over Marlowe Creek on MO 46
Open to traffic

Marques Road Bridge (Orleans Parish, Louisiana)
Bridge over Marquez Canal on Marques Road
Open to traffic

Marquette-Prairie Bridge (Crawford County, Wisconsin)
(Main design: Wire suspension)
Built 1932; Replaced 1974
Lost suspension bridge over Mississippi River on US 18
Replaced by a new bridge

Marsh Street Bridge (San Luis Obispo County, California)
Built 1909
Concrete tee beam bridge over San Luis Obispo Creek on Marsh Street
Open to traffic

Marshall Bridge (Spokane County, Washington)
Built 1949
Concrete tee beam bridge over Marshall Creek, Fish Lake Trail, and railroads on Cheney-Spokane Road
Open to traffic

Marshall Road-Hannacrois Creek Bridge (Albany County, New York)
Bridge
Intact but closed to all traffic

Martin Creek Bridge (Allen County, Kansas)
Built 1930
Steel stringer bridge over Martin Creek on Wyoming Rd 5.4-A.0
Open to traffic

Martin Luther King Jr. Blvd Viaduct (Multnomah County, Oregon)
Built 1937, Replaced 2008-2009
Stringer bridge over UPRR & Division Street on Oregon 99E in Portland
Replaced by a new bridge

Martin Luther King Jr. Parkway Bridge over Raccoon River (Polk County, Iowa)
Concrete stringer bridge over Raccoon River on Martin Luther King Jr. Parkway
Open to traffic

Martin Olav Sabo Pedestrian Bridge (Hennepin County, Minnesota)
(Main design: Cable-stayed)
Built 2007
Cable-stayed bridge over Hiawatha Ave, MN Hwy. 55, Hiawatha Light Rail Line on Midtown Greenway Regional Trail
Open to pedestrians

Martin Street Bridge (Bexar County, Texas)
Built 1927
Bridge over San Antonio River on East Martin Street
Open to traffic

Martin's Fork Greenway Bridge (Harlan County, Kentucky)
(Main design: Polygonal Warren pony truss)
Built in 1910 to carry Louisville & Nashville spur to coal mines at Crummies, KY
Polygonal Warren pony truss (camelback design) bridge over Cumberland River, Martin's Fork on abandoned railroad
Open to pedestrians

Mary Jo Road Bridge (Lincoln County, Missouri)
Bridge over Lead Creek on Mary Jo Road Bridge
Open to traffic

Mary Morrow Covered Bridge 49-42-d (Monroe County, Wisconsin)
(Main design: Town lattice truss)
It was built to replace a failing bridge in the winter of 2013-2014
Town lattice truss bridge over Beaver Creek on Pedestrians, Snowmobiles, Bikes
Open to traffic

Mascoma River B&M Railroad Bridge 135.01 (Grafton County, New Hampshire)
(Main design: Pony/through plate girder)
Pony/through plate girder bridge over Mascoma River on B&MRR/Northern Rail Trail
Open to traffic

Mascoma River B&M Railroad overpass (Grafton County, New Hampshire)
Built 1945; Abandoned c. 1960's
Abandoned timber stringer bridge over Abandoned B&M Railroad on Abandoned road
Derelict/abandoned

Mascoma River Claremont Concord Railroad Bridge 140.04 (Grafton County, New Hampshire)
(Main design: Deck plate girder)
Deck plate girder bridge over Mascoma River on CCRR/Northern Rail Trail
Open to pedestrians only

Mashel River Bridge (Pierce County, Washington)
Built 1984
Bridge over Mashel River on Mashel Avenue
Open to traffic

Mashel River Bridge (Pierce County, Washington)
Built 1937
Beam bridge over Mashel River on Alder Cutoff Road
Open to traffic

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

Masters Creek Bridge (Bureau County, Illinois)
Built 1952
Steel stringer bridge over Masters Creek on 2200N Ave (CH12)
Open to traffic

Mauch Chunk Switchback Railway - Five Mile Tree Bridge (Carbon County, Pennsylvania)
Lost Stringer bridge over Mauch Chunk Switchback Railway on Mauch Chunk Switchback Railway
Demolished(?)

Mauldin Road Bridge (Gordon County, Georgia)
Built 1956, looks to have been rebuilt recently
Steel stringer bridge over Salacoa Creek on Mauldin Road
Open to traffic

Maunie Railroad Bridge (White County, Illinois)
(Main design: Warren through truss)
Built ca. 1929
Through truss bridge over Wabash River on Evansville Western Railroad southeast of Maunie
Open to traffic

Mauvaise Terre Creek Bridge (Scott County, Illinois)
Built 1948
Steel stringer bridge over Mauvaise Terre Creek on Ch 12
Open to traffic

MAW - Maumee River Bridge (Defiance County, Ohio)
(Main design: Pratt through truss)
Built 1893
Pratt through truss bridge over Maumee River on Maumee and Western Railroad
Open to rail traffic

Maxwell Boulevard Bridge (Montgomery County, Alabama)
Built 1935
Steel stringer bridge over SCL LN RR on Maxwell Blvd
Open to traffic

Maxwell Creek Bridge (Madison County, Arkansas)
Built 1934
Steel stringer bridge over Maxwell Creek on AR 21
Open to traffic

Maxwell Crossing Bridge (Grant Parish, Louisiana)
Built 1930 on original allignment of US 165
Concrete tee beam bridge over Unnamed creek on Maxwell Crossing / Old US 165
Open to traffic

Maynard Street Bridge (Replacement) (Lycoming County, Pennsylvania)
Stringer bridge over MAYNARD STREET
Open to traffic

Mayowood Bridge (Olmsted County, Minnesota)
Built 1934; Closed Dec. 26th, 2006 - Awaiting funding for rehabilitation since 2007
Steel stringer bridge over S Fork Zumbro R (Dam) on CR 125
Replaced by a new bridge

Mazourka Canyon Road Bridge (Inyo County, California)
Built 1919; rehabilitated 1947
Steel stringer bridge over Los Angeles Aqueduct on Mazourka Canyon Road
Open to traffic

MBTA - Lechmere Viaduct (Middlesex County, Massachusetts)
(Main design: Ribbed closed-spandrel arch)
Built 1910
Closed-spandrel arch bridge over Charles River, Museum Way, and Charlestown Avenue on MBTA Green Line
Open to traffic

MBTA - North Station Charles River Bridges (Middlesex County, Massachusetts)
(Main design: Baltimore through truss)
Built 1931, two bridges removed at a later date
Baltimore through truss bridge over Charles River on MBTA North Station Leads
Open to traffic

MBTA - Washington Street Overpass (Middlesex County, Massachusetts)
Built 1927 by Boston Bridge Works
Steel stringer bridge over Washington Street on MBTA Lowell Line and Future Green Line Extension
Open to traffic

MC/Big Four Overpass (Berrien County, Michigan)
Lost Timber stringer bridge over Big Four Railroad on Michigan Central Railroad
Removed

McBride Covered Bridge (Madison County, Iowa)
(Main design: Town lattice truss)
Built in 1871 by Benton Jones; destroyed by arson in 1983 and replaced.
Lost Lattice through truss bridge over North River on McBride Bridge Road (now McBride Road)
Destroyed by fire

McCarthy Creek Bridge (Multnomah County, Oregon)
Built 1920
Abandoned concrete stringer bridge over McCarthy Creek on Abandoned U.S. 30 Alignment
Abandoned

McCaslin Branch Bridge (Crawford County, Arkansas)
Built 1942
Concrete stringer bridge over McCaslin Branch on CR 29 (Old 12 Cross Roads)
Open to traffic

McCaslin Brook Trestle (Oconto County, Wisconsin)
(Main design: Deck girder)
Deck girder bridge over McCaslin Brook on Bike/ATV/Snowmobile trail (on RR grade)
Open to traffic

McCausland Avenue UPRR Bridge (St. Louis, Missouri)
Built 1958; replaced 1992 by a new bridge on a new alignment of the railroad
Lost steel stringer bridge over McCausland Avenue on the Union Pacific Railroad, just south of Manchester Avenue in St. Louis
Replaced by new bridge

McClaren Road Bridge (Allegheny County, Pennsylvania)
Built 1948
Concrete tee beam bridge over Montour Run on McClaren Road
Open to traffic

McClellan Street - US 9 Overpass (Essex County, New Jersey)
Built 1946; Reconstructed 1994
Steel stringer bridge over US 9 on McClellan Street
Open to traffic

McCloud Run Bridge (Linn County, Iowa)
Replaced 2017
Lost steel stringer bridge over McCloud Run on McCloud Place NE
Replaced by a new bridge

McCord Street Overpass (Marion County, Illinois)
Built 1986 as a project to put IL 161 on a new alignment in Centralia
Steel stringer bridge over Illinois Central Railroad and Hickory Street on IL 161 WB in Centralia
Open to traffic

McCoy Bridge (Macon County, North Carolina)
(Main design: Pratt through truss)
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 Creek Bridge (Mendocino County, California)
Built 1935; rehabilitated 1957
Timber stringer bridge over Mc Coy Creek on State Route 271
Open to traffic

McCoy Creek Bridge (St. Charles County, Missouri)
Bridge over McCoy Creek on Mette Road
Open to traffic

McCoy Creek Myrtle Avenue Bridge (Duval County, Florida)
Built 1930
1930 Concrete tee beam bridge over McCoy Creek on Myrtle Ave
Open to traffic

McDaniel Lake Bridge (Greene County, Missouri)
Built 1929
Concrete bridge over McDaniel Lake on Farm Road 76
Closed to vehicle traffic after failing an inspection Dec. 15, 2010

Mcdonough Boulevard Bridge (Fulton County, Georgia)
Built 1924
Concrete tee beam bridge over Norfolk Southern Railroad on Mcdonough Blvd.
Open to traffic

McGirr Rd Bridge (De Kalb County, Illinois)
Built 1954
Steel stringer bridge over S. Branch Kishwaukee River on Mcgirr Road
Open to traffic

McGlothin Road Bridge (Lauderdale County, Mississippi)
Built 1998
Timber stringer bridge over Little Creek on McGlothin Road


MCINTOSH RD 614 over SANDY CR (Lincoln County, Missouri)
Bridge over Sandy Creek on McIntosh Road
Open to traffic

MCINTOSH RD 645 over SANDY CR (Lincoln County, Missouri)
Built 2005
Bridge on McIntosh Rd over Sandy Creek
Open to traffic

MCINTOSH RD over BR OF SANDY CR (Lincoln County, Missouri)
Bridge over Branch of Sandy Creek on McIntosh Road
Open to traffic

Mckay Creek Bridge (Umatilla County, Oregon)
Built 1923
Stringer bridge over Mckay Creek on Schroeder Road (Old US 395)
Open to traffic

McKee Road Bridge (Estill County, Kentucky)
Built 1959
Concrete tee beam bridge over Station Camp Creek on KY-89
Open to traffic

McKeown Bridge (Muscatine County, Iowa)
Built 1951
Haunched steel stringer bridge over Cedar River on Former alignment of 231st Street
Intact but closed to vehicular traffic.

McKinley Bridge (St. Louis, Missouri)
(Main design: Pennsylvania through truss)
Built 1910, closed to traffic in October 2001, reopened in 2007
Through truss bridge over the Mississippi River at St. Louis
Open to traffic

McKinney Bayou Old US 67 Bridge (Miller County, Arkansas)
Built 1929 by contractor McGuire & Cavender. Made obsolete 1954 by a new parallel alignment of US 67.
Concrete bridge over McKinney Bayou on Old US 67 northeast of Texarkana
Open to traffic on a frontage road

McKinney Creek Bridge (Placer County, California)
Built 1950
Timber stringer bridge over Mckinney Creek on Mckinney Creek Road in Homewood
Open to traffic

McKnight Road Bridge (Carver County, Minnesota)
(Main design: Pony/through plate girder)
Built 1913 to cross dual tracks of the CMStP&P, closed 2009
Pony/through plate girder bridge over TC&W RR on McKnight Road
Intact but closed to all traffic, scheduled to be replaced in the coming years

McLennan Reed Bridge (Lake County, Illinois)
Built 1979
Steel stringer bridge over ravine on Lake Road
Open to traffic

MD222 Octoraro Creek Bridge (Cecil County, Maryland)
build date unknown, rehabilitated in 1930
Steel stringer bridge over Octoraro Creek on Md 222
Open to traffic

ME-127 Overpass (Sagadahoc County, Maine)
Built 1949; rehabilitated 1986
Steel stringer bridge over Mdot Rr on Route 127
Open to traffic

Meadow Road Bridge (Coos County, New Hampshire)
(Main design: Pratt through truss)
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

Mears Creek Bridge (Shasta County, California)
Built 1929
Concrete tee beam bridge over Mears Creek on Mears Ridge Road (Old U.S. 99)
Open to traffic

Meatpacking Bridge (Denver County, Colorado)
(Main design: Pratt pony truss)
Abandoned pratt pony truss bridge over South Platte River, Spur railroad on Industrial meat packing chute
Abandoned

Mebane Oaks Road Haw Creek Bridge (Alamance County, North Carolina)
Built 1941
Steel stringer bridge over Haw Creek on SR 1007 (Mebane Oaks Road)
Open to traffic

MEC - Androscoggin River Reservoir Bridge (Androscoggin County, Maine)
(Main design: Deck plate girder)
Built 1901
Abandoned bridge
Derelict/abandoned

Medina River Bridge (Bexar County, Texas)
(Main design: Truss)
Built ca. 1930
Lost Truss bridge over Medina River on Old Quintana Rd
Removed but not replaced

Medio Creek Bridge (Bexar County, Texas)
Built ca 1930
Concrete stringer bridge over Medio Creek on Abandoned Rd
Open to traffic

Medomak River Bridge (Lincoln County, Maine)
Built 1952
Steel stringer bridge over Medomak River on Mill Street
Open to traffic

Meeks Road Bridge (Dade County, Georgia)
Cable-stayed steel stringer bridge over Lookout Creek on Meeks Road (County Rd. 116)
Open to traffic

Mehaffey Bridge (Old) (Johnson County, Iowa)
Built 1963; replaced 2014
Lost Steel stringer bridge over Iowa River (Coralville Resevoir) on Fm Mehaffey Bridge Road
Replaced by a new bridge

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

MEIER RD 861 over BOB'S CR (Lincoln County, Missouri)
Bridge over Bob's Creek on Meier Road
Open to traffic

MEIER RD 861 over BRUSHY FK OF BOB'S (Lincoln County, Missouri)
Bridge over Brushy Fork Bob's Creek on Meier Road
Open to traffic

Meister Creek Bridge (Lincoln County, Missouri)
Bridge over MEISTER CREEK on MENNEMEYER RD 753
Open to traffic

Melinda Ferry Bridge (Hawkins County, Tennessee)
Built 1985
Steel stringer bridge over Holston River (Cherokee Lake) on State Highway 344 (Melinda Ferry Road)
Open to traffic

Melvin River Bridge (Carroll County, New Hampshire)
Built 1936
Wooden bridge over Melvin River on County Road (County Rd) (County Rd) in Tuftonboro
Open to traffic

Memorial Bridge (Jefferson County, Wisconsin)
Built 1994
Stringer bridge over Rock River on WI Hwy. 19-Main Street
Open to traffic

Memorial Bridge (Waldo County, Maine)
Built 1921, reopened as a pedestrian bridge in 2010
Steel stringer bridge over Passagassawakeag River on a pedestrian trail (former Route 1) in Belfast
Open to traffic

Memorial Park Covered Bridge 25-14-a (Callaway County, Missouri)
Built ca. 2000
Modern covered bridge over Stinson Creek on walking trail (formerly Nichols St.) in Memorial Park in Fulton
Open to pedestrians only

Mendenhall Creek Bridge (Josephine County, Oregon)
Built 1926
Concrete deck girder bridge over Mendenhall Creek on Old Highway 199
Open to traffic

Mendenhall River Bridge (Juneau Borough, Alaska)
(Main design: Kingpost through truss)
Built 1919; replaced 1931
Lost Kingpost through truss bridge over Mendenhall River on Glacier Highway
Replaced by a new bridge

Meramec Crossing Hog Trough Bridge (Crawford County, Missouri)
Replaced by a concrete bridge in 1994
Lost wooden "hog trough" bridge over Meramec River on Cave Road at Onondaga Cave State Park, beyond the end of Route H
Replaced by new bridge

Merchants Row railroad overpass (Addison County, Vermont)
Built 1920; demolished 2017
Steel stringer bridge over Vermont railway on Merchants Row
Demolished

MERR - Marsh River Bridge (Lincoln County, Maine)
Steel stringer bridge over Marsh River on Maine Eastern
Open to traffic

MERR - Old Arrowsic Road Overpass (Sagadahoc County, Maine)
Built 1926
Steel stringer bridge over Old Arrowsic Road on Maine Easterm Railroad
Open to traffic