There are 6,038 bridges in this category · Only showing 2,810 bridges with photos
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Beam

Main Street Bridge (Carver County, Minnesota)
Built 1926
Steel stringer bridge over Main Street on UPRR (Minneapolis and St. Louis RR)
Preserved in Place

Main Street Bridge (Linn County, Iowa)
Built 1952
Steel stringer bridge over Wapsipinicon River on Main Street
Open to traffic

Main Street Bridge (Story County, Iowa)
Built 1938; rehabilitated 1980
Steel stringer bridge over Grand Ave. (US69) on Main Street
Open to traffic

Main Street Bridge (Cheshire County, New Hampshire)
Built 1935
Concrete tee beam bridge over Otter Brook on NH Hwy. 12/ Main Street
Open to traffic

Main Street Norfolk Southern Bridge (Franklin County, Ohio)
Built 1929
Steel stringer bridge over Main Street on Norfolk Southern Railroad
Open to traffic

Main-11th Avenue "T" Bridge (Wise County, Virginia)
Built 1954 by the Virginia Department of Highways in the shape of a "T" bridge
Steel stringer bridge in the shape of a "T" over Norfolk Southern Railroad on Main Avenue and 11th Street SW in Norton
Open to traffic

Maitland Arroyo Bridge (Huerfano County, Colorado)
Built ca. 1940
Wooden bridge over Maitland Arroyo on CO 69
Open to traffic

Major Road Bridge (Fayette County, Iowa)
(Main design: Warren through truss)
Built 1912; replaced in 1998 but left in place
Warren through truss bridge over Turkey River on Major Road
Closed to all traffic

Man-Cal Road Bridge (Calumet County, Wisconsin)
Built 1922
Stringer bridge over East River on County Line Road, a.k.a. Man-Cal Road in Town of Brillion
Open to traffic

Mannsville Bridge (Johnston County, Oklahoma)
(Main design: Parker through truss)
Built 1909
Through truss bridge over Washita River on FAS 3501
Closed after a dumptruck fell through deck. Was open with 3 ton limit.

Mansfield Viaduct (Wright County, Missouri)
Built 1930
Concrete tee beam bridge over BNSF Railway and South Street on Route U (Old MO 5) in Mansfield
Open to traffic

Manthey Road Bridge (San Joaquin County, California)
(Main design: Camelback through truss)
Built 1926
Pratt Through truss bridge over San Joaquin River on Manthey Road in Lathrop
Open to traffic

Maple River Railroad Bridge (Blue Earth County, Minnesota)
(Main design: Pratt through truss)
Built unknown by Milwaukee Road, abandoned ca. 1974
Abandoned pratt through truss bridge over Maple River on Abandoned Milwaukee Road Railroad
Derelict/abandoned, possibly on private property

Maple Street Bridge (Sauk County, Wisconsin)
Built 1940
Steel stringer bridge over Baraboo River on Maple Street / CTH PF in North Freedom
Open to traffic

Maquon Foot Bridges (Knox County, Illinois)
Series of 2 foot bridges, built 1898, rebuilt in 1969 and 1995.
Pair of steel trestle pedestrian bridges in Maquon
Intact but closed to all traffic

Marble Creek Bridge (Madison County, Missouri)
Built 1953
Steel stringer bridge over Marble Creek on Route E
Open to traffic

Marengo-Soto Streets Bridge over I-10, Buslane, & Metrolinke Tracks (Los Angeles County, California)
Built 1972
Beam bridge over I10,Conn,Rmp,Buswy,Metro on Soto-Marengo Street in Los Angeles
Open to traffic

Margaret Railroad Bridge (Wilbarger County, Texas)
Abandoned timber stringer bridge over Pease River on Railroad
Derelict/abandoned

Margrave Avenue Timber Bridge (Roane County, Tennessee)
Timber stringer Queenspost bridge over CSX-Norfolk Southern connector on Margrave Avenue in Harriman
Closed to all traffic

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 (West) (Dauphin County, Pennsylvania)
Built 1928; rehabilitated 1962
Beam bridge over Susquehanna River (West) on Sr 3012,West Spans
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

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 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

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

Massac Creek Bridge (McCracken County, Kentucky)
(Main design: Pratt through truss)
Pratt through truss bridge over Massac Creek on the Paducah and Louisville Railroad
Open to traffic

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

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

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

Mayer Railroad Bridge (Carver County, Minnesota)
(Main design: Deck plate girder)
Replaced older bridge in 1939, piers rebuilt 1971, abandoned 2001. recievied rehabilitation as a trail 2012
Deck plate girder bridge over S. Fork Crow River on Abandoned Burlington Northern Railroad
Opened to pedestrians December 2012

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
Closed to all traffic

Mayville Railroad Bridge (Traill County, North Dakota)
(Main design: Deck plate girder)
Bridge over Goose River on Railroad


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

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

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

McCloud Run Bridge (Linn County, Iowa)
Steel stringer bridge over McCloud Run on McCloud Place NE
Open to traffic

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

McDaniel Lake Bridge (Greene County, Missouri)
Built 1929
Concrete bridge over McDaniel Lake on Farm Road 76
Closed to 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

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

McKeown Bridge (Muscatine County, Iowa)
Built 1951
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

McQueeney Railroad Through Truss (Guadalupe County, Texas)
(Main design: Camelback through truss)
Built circa 1900. Original main span replaced due to flood damage.
Camelback through truss bridge over Guadalupe River on Union Pacific Railroad
Open to 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

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

Meeks Road Bridge (Dade County, Georgia)
Steel stringer bridge over Lookout Creek on Meeks Road (County Rd. 116)
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

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 (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

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

Merritt Bridge (Douglas County, Missouri)
Built 1934
Steel stringer bridge over Little Beaver Creek on Route T
Open to traffic

Mexican Canyon Trestle (Otero County, New Mexico)
Built 1899; abandoned 1948
Large wooden trestle on the former Alamogordo & Sacramento Mountain Railroad near Cloudcroft
Derelict, but scheduled for rehabilitation in 2007-08

Mid Fork Fourche-A-R Bridge (Washington County, Missouri)
Built 1965
Steel stringer bridge over Mid Fork Fourche-A-R on Mo 8 E
Open to traffic

Middle Fork Coquille River Covered Bridge (Douglas County, Oregon)
(Main design: Howe through truss)
Built 1922, Replaced 1948
Lost covered Howe through truss bridge over Middle Fork Coquille River on OR 42
Replaced by new bridge

Middle Fork Old US 36 Bridge (Macon County, Missouri)
Built 1925
Concrete tee beam bridge over Middle Fork Chariton River on Old US 36
Open to traffic

Middle Fork Saline River Bridge (Perry County, Arkansas)
Built 1933
Concrete tee beam bridge over Middle Fork Saline River on Sh 7
Open to traffic

Middle Fork Saline River Bridge (Garland County, Arkansas)
Built 1933
Concrete tee beam bridge over Middle Fork Saline River on SH 7
Open to traffic

Middle Nemah River Bridge (Pacific County, Washington)
Built 1939
Timber stringer bridge over Middle Nemah River on US 101
Open to traffic

Middle River CR 435 Bridge (Callaway County, Missouri)
Built ca. 1955
Stringer bridge over Middle River on CR 435
Open to traffic

Midland Valley Railroad Old U.S. 266 Overpass (Muskogee County, Oklahoma)
Probably built circa 1903-1906. Abandoned with rails removed.
Abandoned steel stringer bridge over Old U.S. 266 on Midland Valley Railroad (abandoned)
Abandoned

Midtown Greenway Lake of The Isles Bridge (Hennepin County, Minnesota)
(Main design: Slab)
Built 1912, Rehabilitated 2011
Slab bridge over Lake Of The Isles on Midtown Greenway
Open to pedestrians only

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

Mill Creek Bidge (Scott County, Arkansas)
Built 1937
Bridge over Mill Creek on U.S. 270
Open to traffic

Mill Creek Bridge (Washington County, Missouri)
Built 1935
Concrete tee beam bridge over Mill Creek on Route M
Open to traffic

Mill Creek Bridge (Wasco County, Oregon)
Built 1920; rehabilitated 2001
Stringer bridge over Mill Creek on W 6th Street in City of the Dalles
Open to traffic

Mill Creek Bridge (Bradley County, Tennessee)
Built 1935
Concrete tee beam bridge over Mill Creek on Fas 74-Springplace Rd.
Open to traffic

Mill Creek Bridge (Washington County, Missouri)
Built 1995
Stringer bridge over Mill Creek on CR 408
Open to traffic

Mill Creek Bridge (Washington County, Missouri)
Built 1950
Steel stringer bridge over Mill Creek on CR 408
Open to traffic

Mill Creek Bridge (Garland County, Arkansas)
Timber stringer bridge over Mill Creek on Mountain Pine Rd/3 Sisters Spring Rd
Open to traffic

Mill Creek Bridge (Cape May County, New Jersey)
Built 1930
Steel stringer bridge over Mill Creek on NJ Route 49
Open to traffic

Mill Creek Bridge (Independence County, Arkansas)
Built 1937
Concrete tee beam bridge over Mill Creek on Sh 106
Open to traffic

Mill Creek Covered Bridge (Douglas County, Oregon)
(Main design: Howe through truss)
Built 1925, Replaced 1952
Lost Howe through truss bridge over Mill Creek on OR 38
Replaced by new bridge

Mill Creek MO 47 (Washington County, Missouri)
Built 1964
Steel stringer bridge over Mill Creek on Mo 47 S
Open to traffic

Mill Hollow Road Bridge (Boone County, Arkansas)
Built 1904
Steel stringer bridge over Mill Hollow Road (CR 34) on the Missouri Pacific Railroad
Open to traffic

Mill Street C&NW Bridge (Milwaukee County, Wisconsin)
Built 1910
Timber stringer bridge over Mill Road on CNW Railroad in South Milwaukee
Closed to all traffic

Millard Crossing Bridge (Logan County, Arkansas)
This bridge crosses Shoal Creek on north east side of Magazine mountain at the former town of Millard
Timber stringer bridge over Shoal Creek on Forest Service road #1601
Open to traffic

Millbrook Bridge (new) (Kendall County, Illinois)
Built 1984 to bypass original Millbrook Bridge
Steel stringer bridge over Fox River on Whitfield Road
Open to traffic

Miller Creek AR 233 Bridge (Independence County, Arkansas)
Built 1936
Concrete tee beam bridge over Missouri North Arkansas Railroad and Miller Creek on SH 233 in Batesville
Open to traffic

Miller Road Bridge (Union County, Illinois)
Steel stringer bridge with wooden deck over a branch of Mill Creek on Miller Road (TR 112), just south of Sweet Potato Road
Open to traffic

Miller's Gulch Bridge (Jackson County, Oregon)
Built 1920, Widened 1948
Concrete tee beam bridge over Miller's Gulch on OR 99 (Old U.S. 99)
Open to traffic

Million Dollar Bridge (Cumberland County, Maine)
Built 1916, replaced in 1993-98
Lost Concrete stringer bridge over Fore River on ME 77 in Portland
Replaced by a new bridge

Millrace Bridge (Iowa County, Iowa)
Steel stringer bridge over Amana Millrace on Road
Open to private traffic(???)

Milo Academy Covered Bridge (Douglas County, Oregon)
(Main design: Pony/through plate girder)
Built 1962
Covered pony/through plate girder bridge over South Umpqua River on Milo Drive
Open to traffic

MILW 7th Street Overpass (Linn County, Iowa)
Built 1906, Removed 2012
Steel stringer bridge over 7th Street on Future Rail Trail
Removed but not replaced

MILW Mill Creek Bridge (Jackson County, Iowa)
(Main design: Warren through truss)
Built ca. 1890
Lost Warren through truss bridge over Mill Creek on Railroad
Replaced by a new bridge

MILW Muscatine Slough Bridge (Muscatine County, Iowa)
Abandoned stringer bridge over Muscatine Slough on Railroad
Abandoned