There are 6,158 bridges in this category · Only showing 2,896 bridges with photos
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Beam

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 (Cedar County, Iowa)
(Main design: Pratt pony truss)
Built 1889 Abandoned mid 1970's
Abandoned pratt pony truss bridge over Mill Creek
Abandoned

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

MILW Snoqualmie River Bridge (King County, Washington)
(Main design: Through truss)
Lost Through truss bridge over Snoqualmie River on former MILW Railroad
No longer exists

MILW US151 Overpass (Linn County, Iowa)
Abandoned steel stringer bridge over US151/IA922/7th Avenue on Planned Rail Trail
Abandoned

MILW Whatcom Creek Bridge (Whatcom County, Washington)
Abandoned 1950
Abandoned stringer bridge over Whatcom Creek on Railroad
Abandoned

MILW Wolf Creek Bridge (Story County, Iowa)
Built 1912
Lost Bridge
Removed

Milwaukee Road Railroad Overpass (Missoula County, Montana)
Built 1936
Lost tee beam bridge over the abandoned Milwaukee Road Railroad on Orange Street in Missoula
Open to traffic

Milwaukee Road Trestle (Carver County, Minnesota)
(Main design: Deck plate girder)
Built 1899 for the Milwaukee Road, removed after a snowmobile accident
Lost Deck plate girder bridge over Spring Creek, Broadway Street (CSAH 147) on Milwaukee Road Railroad
Removed but not replaced

Mine Creek Bridge (Howard County, Arkansas)
Built 1931
Concrete tee beam bridge over Mine Creek on E. Sheppard Street in Nashville
Open to traffic

Mineral Bluff (Hwy. 60) Bridge (Fannin County, Georgia)
Built 1942; Replaced in 1992
Lost Steel stringer bridge over Hemptown Creek on Sr 60
Replaced by new bridge

Mingo Ditch Route T Bridge (Stoddard County, Missouri)
Built 1955
Steel stringer bridge with wooden piers over Mingo Ditch on Route T
Open to two-lane traffic

Minnesota River Bridge (Scott County, Minnesota)
(Main design: Camelback through truss)
Built 1924; replaced 2005
Lost truss bridge over Minnesota River on CSAH 5
No longer exists

Minnow Creek Bridge (Johnson County, Arkansas)
Built 1942 by the Works Progress Administration
Tee beam bridge over Minnow Creek on CR 50
Open to traffic

Minnow Slough Bridge (Crawford County, Illinois)
Built 1909
Wooden deck bridge over Minnow Slough on TR 163, 1 mi. east of Palestine
Open to traffic

Minnow Slough Bridge No. 2 (Crawford County, Illinois)
Built 1909; rehabilitated 1982
Wooden deck bridge over Minnow Slough on TR 169A, 1.5 mi. NE Palestine
Open to traffic

Mississippi River Bridge (Cass County, Minnesota)
Built 1979
Stringer bridge over Mississippi River on Cty Hwy 18
Open to traffic

Missouri Creek Bridge (Huerfano County, Colorado)
Built 1940
Stringer bridge with stone piers over Missouri Creek on CO 69
Open to traffic

Missouri Pacific R/R @ Tioga Bridge (Rapides Parish, Louisiana)
Built 1931
Steel stringer bridge over Missouri Pacific R/R @ Tioga on US 71
Open to traffic

Missouri Pacific Railroad Bridge (Vernon County, Missouri)
Built circa 1930; Lost circa 1965
Lost Concrete stringer bridge over Missouri Pacific Railroad on Old US 71
Lost

Missouri Pacific RR Bridge (Jasper County, Missouri)
Concrete tee beam bridge over Missouri Pacific RR on Business US 71 SB (old US 66)
Open to traffic

Missouri Pacific RR Bridge (Lawrence County, Missouri)
Built 1926
Concrete stringer bridge over Missouri Pacific RR on CR 2207 (old US 60)
Open to traffic

Mitcham Road Railroad Bridge (Meriwether County, Georgia)
Built 1945
Timber stringer bridge over Csx Railroad on Mitcham Road
Open to traffic

Mitchell Avenue Bridge (Kitsap County, Washington)
Built 1945
Concrete tee beam bridge over WA 166 on Mitchell Avenue
Open to traffic

Mitchell Branch Bridge (Yell County, Arkansas)
Beam bridge over Mitchell Branch on Arkansas 80
Open to traffic

Mize Bridge (Haralson County, Georgia)
(Main design: Pratt through truss)
Built 1897, abandoned in 1982 when new bridge just to the south was built
Abandoned Pratt through truss bridge over Tallapoosa River on old alignment of Poplar Springs Road
Abandoned

MKT R.R. Bridge (Mayes County, Oklahoma)
Built 1937
Steel stringer bridge over MKT R.R. on E0590 (old OK 33)
Open to One Lane Traffic

MN&S BNSF Crossing (Hennepin County, Minnesota)
(Main design: Pony/through plate girder)
Built 1915 when the line was built
Pony/through plate girder bridge over BNSF Railway on Canadian Pacific Railway
Open to traffic

MN&S MN-13 Overpass (Scott County, Minnesota)
(Main design: Pony/through plate girder)
Built 1939
Pony/through plate girder bridge over MN-13, Union Pacific Railroad on Canadian Pacific Railway
Intact but closed to all traffic

MN&S MN-7 Frontage Road Bridge (Hennepin County, Minnesota)
Built 1934
Steel stringer bridge over MN-7(Frontage Road) on Canadian Pacific
Open to rail traffic

MN&S Quentin Ave Bridge (Scott County, Minnesota)
(Main design: Steel stringer)
Built 1923
Steel stringer bridge over Quentin Ave on Canadian Pacific Railway
Intact but closed to all traffic

MN-95 Bridge (Washington County, Minnesota)
(Main design: Pony/through plate girder)
Built 1912
Abandoned pony/through plate girder bridge over MN-95 on Abandoned Minnesota Zephyr Railroad
Derelict/abandoned

MNA Hopewell Road Overpass (Boone County, Arkansas)
Built 1904
Steel stringer bridge over Hopewell Road (CR 33) on the Missouri and Northern Arkansas Railroad
Open to traffic

MNN Wild Rice River Bridge (Norman County, Minnesota)
(Main design: Deck girder)
Built 1907
Abandoned deck girder bridge over Wild Rice River on Minnesota Northern Railroad
Abandoned

MNS Bridge Over TC&W RR (Hennepin County, Minnesota)
(Main design: Pony/through plate girder)
Built 1912 by Minneapolis Northfield Southern
Pony/through plate girder bridge over TC&W RR and Cedar Lake Trail on Canadian Pacific Railway
Open to traffic

MO 174 Bridge (Greene County, Missouri)
Built 1940
Steel stringer bridge over MO 174 (old US 166) on BNSF Railway
Open to traffic

MO 96 Railroad Bridge (Jasper County, Missouri)
Built 1934
Concrete tee beam bridge over BNSF & MNA RR on MO 96 (Historic Route 66) in Carthage
Open

Mobberly Av Bridge (Gregg County, Texas)
Built 1939
Steel stringer bridge over Mobberly Av on UPRR And BNSF RR
Open to traffic

Mohrsville Bridge (Berks County, Pennsylvania)
Built 1937
Steel stringer bridge over Schuylkill River on Sr 4026(Lr 06031)
Open to traffic

Money Creek Bridge (McLean County, Illinois)
Built 1929
Concrete tee beam bridge over Money Creek on FAS 473
Bypassed and open to pedestrians.

Monitor-Merrimac Memorial Bridge-Tunnel (Newport News, Virginia)
(Main design: Tunnel)
Built 1992
Tunnel under Hampton Roads on I664
Open to traffic

Monocacy River Bridge (Carroll County, Maryland)
Steel stringer bridge over Monocacy River on Keysville Fr Co Road
Open to traffic

Monon Railroad IN 25 Bridge (Carroll County, Indiana)
Built 1963
Steel stringer bridge over IN 25 on pedestrian trail (former Monon Railroad) northeast of Delphi
Open to pedestrians

Monroe Street Bridge (Monroe County, Michigan)
Built 1927; Subsequent work 1970 & 1984; rehabilitated 1990
Concrete cantilever bridge over Raisin River on M-125 in Monroe
Open to traffic