There are 11,930 bridges in this category · Only showing 6,113 bridges with photos
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Beam

MNCW - Naugatuck River Bridge (Derby) (New Haven County, Connecticut)
(Main design: Double-intersection Warren through truss)
Built 1903, rehabilitated 1965
Double-intersection Warren through truss bridge over Naugatuck River on MNCR Waterbury Branch
Open to traffic

MNCW - NY211 Overpass (Orange County, New York)
Steel stringer bridge over NY 211 211 on Mnrr Pj Line
Open to traffic

MNCW - Wepawaug River Bridge (Old) (New Haven County, Connecticut)
(Main design: Double-intersection Warren deck truss)
Built 1894, replaced 1999
Lost Double-intersection Warren deck truss bridge over Wepawaug River and Prospect Street on Metro-North New Haven Line
Replaced by a new bridge

MNN - Marsh River Bridge (Norman County, Minnesota)
(Main design: Deck plate girder)
Built 1907
Abandoned deck plate girder bridge over Marsh River on Minnesota Northern Railroad
Derelict/abandoned

MNN - Unnamed Creek Bridge (Norman County, Minnesota)
(Main design: Deck plate girder)
Built 1913
Abandoned deck plate girder bridge over Unnamed Creek on Minnesota Northern Railroad
Derelict/abandoned

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

MNNR - Como Avenue Overpass (Ramsey County, Minnesota)
Built 1936
Steel stringer bridge over Como Avenue on Minnesota Commercial Railway
Open to traffic

MO 123 S over Lit Sac Rvr (Polk County, Missouri)
Built 1967; Rehabilitated 2010
Bridge over Lit Sac River on MO 123 S
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 2 Tebo Creek Bridge (Henry County, Missouri)
Concrete tee beam bridge over Tebo Creek on MO 2
Open to traffic

MO 32 E over Hominy Creek Bridge (Polk County, Missouri)
Bridge over Hominy Creek on MO 32
Open to traffic

MO 32 E over Lindley Creek (Dallas County, Missouri)
Bridge over Lindley Creek on MO 32
Open to traffic

MO 32 E over Pomme De Terre River Bridge (Polk County, Missouri)
Bridge over Pomme De Terre River on MO 32 E
Open to traffic

MO 47 over Bob's Creeek (Lincoln County, Missouri)
Bridge over Bob's Creek on MO 47
Open to traffic

MO 47 over Hwy 61 Bridge (Lincoln County, Missouri)
Bridge over US Hwy 61 on MO 47
Open to traffic

MO 47 S over BRUSHY FK BOB'S CR (Lincoln County, Missouri)
Bridge on MO 47 S over Brushy Fk Bob's Creek
Open to traffic

MO 5 S over Ludecker Creek (Ozark County, Missouri)
Bridge
Open to traffic

MO 79 S over BOBS CR (Lincoln County, Missouri)
Bridge over Bob's Creek on MO 79 S
Open to traffic

MO 79 S over CUIVRE RVR (St. Charles County, Missouri)
Built 1985
Bridge over Cuivre River on MO 79 S
Open to traffic

MO 79 S over Lost Creek (Lincoln County, Missouri)
Bridge over Lost Creek on MO 79
Open to traffic

MO 79 S over SANDY CR (Lincoln County, Missouri)
Bridge over Sandy Creek on MO 79 S
Open to traffic

MO 8 over Dry Fork Creek Bridge (Phelps County, Missouri)
Built 1948; rehabilitated 1985; replaced 2015
Lost steel stringer bridge over Dry Fork Creek on MO 8 and MO 68
Replaced by a new bridge

MO 81 Bridge (Clark County, Missouri)
Built 1938
Concrete tee beam bridge over BNSF Railway on MO 81
Open to traffic

MO 96 Overpass (Jasper County, Missouri)
Built 1934
Concrete tee beam bridge over BNSF & MNA RR on MO 96 (Historic Route 66) in Carthage
Closed for replacement

MO Hwy. 129/Weber Ave. bridge (Chariton County, Missouri)
(Main design: Pony truss)
Lost Pony truss bridge over Wabash Railroad on MO Hwy. 129/Weber Ave.
Replaced by a new bridge

MO-H Roubidoux Creek Bridge (Pulaski County, Missouri)
Built 1955
Steel stringer bridge over Roubidoux Creek on Route H
Open to traffic

Mohican State Park Bridge 35-03-A (Ashland County, Ohio)
Built 1969
Modern covered bridge over Mohican River on Park Road
Open to traffic

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

Mojave River Bridge (San Bernardino County, California)
(Main design: Pratt through truss)
Built ca. 1888; Converted to road ca. 1907; Replaced 1941 and relocated to Central America
Pratt through truss bridge over Mojave River on Dagget-Yermo Road
Replaced by a new bridge, relocated to Central America

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 (Suffolk, Virginia)
(Main design: Tunnel)
Built 1992
Tunnel under Hampton Roads on I-664
Open to traffic

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

Monon - Paoli Viaduct (Old) (Orange County, Indiana)
Built 1886, replaced in 1904
Lost Timber stringer bridge over Lost River on former Monon Railroad in Paoli
Replaced by a new bridge

Monon High Bridge Trail - IN 25 Overpass (Carroll County, Indiana)
Built 1963
Steel stringer bridge over IN 25 on Delphi Historic Trail/Monon High Bridge Trail
Open to pedestrians

Monon Trail - Little Calumet River Bridge (Lake County, Indiana)
Reconstructed 2014
Steel stringer bridge over Little Calumet River on Monon Trail
Open to pedestrians only

Monongahela Incline (Allegheny County, Pennsylvania)
Built 1870; Renovated 1882-83, 1993 & 1994
Timber stringer bridge up Mount Washington on Inclined Rail
Open to traffic

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

Monroe Street Bridge (Lucas County, Ohio)
(Main design: Warren through truss with all verticals)
Built 1907; Replaced 1995
Lost Warren through truss bridge over Swan Creek on Monroe Street
No longer exists

Monroe Street Bridge (Old) (Muscatine County, Iowa)
Built 1893; Replaced 1913
Lost Timber stringer bridge over Mad Creek on Monroe Street
Removed but not replaced

Montana Rail Link Bridge (Gallatin County, Montana)
Built 1950
Steel stringer bridge over Montana Rail Link on US 287
Open to traffic

Montgomery Avenue Overpass (Clark County, Indiana)
Built C. 1918
Concrete tee beam bridge over Montgomery Avenue on Louisville and Indiana Railroad CO.
Open to traffic

Montgomery Woods Bridge (Mendocino County, California)
Built 1971
Steel stringer bridge over South Fork Big River on Orr Springs Road
Open to traffic

Montopolis Bridge (Travis County, Texas)
(Main design: Camelback through truss)
Built 1938
Camelback through truss bridge over Colorado River on US 183 Southbound Frontage Road in Austin
Open to traffic

Moods Covered Bridge 38-09-07 #2 (Bucks County, Pennsylvania)
Built 1874; rehabilitated 1974, Damaged by truck, torched 2004-rebuilt by State opened 2/19/08 now owned by TWP
Covered bridge over East Branch Perkiomen Creek on Blooming Glen Road in Perkasie, PA
Open to traffic one-way westbound

Moody Creek Bridge (Shasta County, California)
Built 1918
Concrete tee beam bridge over Moody Creek on Cascade Blvd
Open to traffic

Moon Branch Creek Bridge (Lyon County, Kansas)
Built 1928
Concrete stringer bridge over Moon Branch Creek on Rd H 939.0-544.1
Open to traffic

Moon Creek Bridge (Livingston County, Illinois)
Built 1900
Abandoned steel stringer bridge over Moon Creek Trib. on N100 E Rd
Derelict/abandoned

Moores Mill Road Bridge (Fulton County, Georgia)
Built 1924
Steel stringer bridge over Peachtree Creek on Moores Mill Road
Open to traffic

MoPac - Clayton Drawbridge (Old) (Catahoula Parish, Louisiana)
(Main design: Howe through truss)
Replaced 1909
Lost Howe through truss bridge over Tensas River on Missouri Pacific Railroad
Replaced by a new bridge

MoPac - Neosho River Bridge (Labette County, Kansas)
(Main design: Deck plate girder)
Abandoned deck plate girder bridge over Neosho River on Missouri Pacific Railroad
Abandoned

MoPac - Salt Bayou Trestle (Brazoria County, Texas)
Abandoned bridge over Salt Bayou on Missouri Pacific RR
Derelict/abandoned

MoPac - Ste. Genevieve Ferry (Ste. Genevieve County, Missouri)
(Main design: Ferry)
Ferry service began 1903; Ferry service ended 1961
Lost Ferry across Mississippi River on Missouri Pacific Railroad
Retired

MoPac - West Branch Whitewater Creek Bridge (Harvey County, Kansas)
Abandoned timber stringer bridge over West Branch Whitewater Creek on Abandoned Railroad
Derelict/abandoned

MoPac Big Creek Bridge (Cass County, Missouri)
(Main design: Pony/through plate girder)
Probably from the '20s, approach spans replaced with concrete beams at some point
Pony/through plate girder bridge over Big Creek on UPRR (Former Missouri Pacific)
Open to traffic

MoPac Ripley Junction Bridge (Jackson County, Missouri)
(Main design: Pony/through plate girder)
Newer bridge replacing undetermined earlier bridge
Pony plate girder bridge over Little Blue River on Union Pacific RR (former Mo Pac)
Open to traffic

Morelli Bridge (Lewis and Clark County, Montana)
Built 1881; rehabilitated 1974
Timber stringer bridge over Benton Ave on Howie Street
Open to traffic

Morenci Southern - Loop #1 (Greenlee County, Arizona)
Built 1902; Removed 1922
Lost Timber stringer bridge over Morenci Southern Railroad on Morenci Southern Railroad
Removed

Morgadore Creek Bridge (Owen County, Kentucky)
Built 1940
Concrete tee beam bridge over Morgadore Branch on KY-368
Closed

Morgan Bridge (Madison County, Iowa)
(Main design: Pratt pony truss)
Built 1891 by local contractor using King Iron Bridge Co. superstructure; originally carried local road over Branch of Clanton Creek
Pratt pony truss bridge
Open to pedestrians only

Morgan Chapel Road Bridge (Polk County, North Carolina)
Concrete Stringer bridge utilizing steel trusses from former bridge as a decorative element over Pacolet River on NC 1517
Open to traffic

Morgans Crossing (Allegany County, New York)
Lake Built 1850, bridge image from 1910 Postcard
Lost Bridge over Lake Inlet on W. Shore Road
Lost Bridge

Morganza Floodway Bridge (Pointe Coupee Parish, Louisiana)
Built 1945
Concrete tee beam bridge over Morganza Floodway on US-190
Open to traffic

Morganza Spillway Bridge (Pointe Coupee Parish, Louisiana)
Built 1954
Concrete tee beam bridge over Morganza Spillway on LA 1
Open to traffic

Morris Canal Bridge (Hudson County, New Jersey)
Built 1905
Lost Steel stringer bridge over Morris Canal on Grove Street
No longer exists

Morris Creek Bridge (Le Flore County, Oklahoma)
Built 1952
Steel stringer bridge over Morris Creek on N4720 (Old US 59)
Open to traffic

Morris Mill Bridge (Giles County, Tennessee)
(Main design: Warren pony truss)
Built 1884 as two span. One span flooded out and replaced with stringer span.
Abandoned warren pony truss bridge over Big Creek on Old Cambellsville Road (Former Alignment)
Abandoned

Morris Terminal Rail Bridge (Grundy County, Illinois)
(Main design: Quadrangular lattice through truss)
Built 1905
Quadruple Intersection Warren Through Truss over Illinois and Michgan Canal on the I&M Canal Trail (former Rock Island Railroad)
Open to Pedestrians

Morrison Covered Bridge 13-98-B (Whiteside County, Illinois)
Built 2001
Modern covered bridge over Rock Creek on Crosby Road in Morrison
Open to traffic

Morrison Creek Bridge (Sullivan County, Indiana)
Built ca. 1935
Concrete stringer bridge over Morrison Creek on CR 50 N
Open to traffic

Moscow Road Viaduct (Sonoma County, California)
Built 1956
Concrete stringer bridge over Hillside on Moscow Road
Open to traffic

MoseMann Bridge (Johnson County, Iowa)
(Main design: Pratt through truss)
Built 1904; Removed 1959
Lost Pratt through truss bridge over Iowa River on Scales Bend Road
Removed

Mosley Bridge (Jackson County, Minnesota)
Built 1939; replaced in 2012
Timber stringer bridge over Jud Ditch # 8 on Cnty 66
Replaced by a new bridge

Mosquito Creek Bridge (Henry County, Illinois)
Built 1938
Timber stringer bridge over Mosquito Creek on Warner Castle Rd 4 mi N of Orion
Open to traffic

Moss Creek Ditch Bridge (Carroll County, Missouri)
Built ca. 1930
Steel stringer bridge over Moss Creek Ditch on CR 508A
Closed to all traffic

Mossy Lake Bridge (Leflore County, Mississippi)
Abandoned stringer bridge over Mossy Lake on CR 273
Derelict/abandoned

Mount Washington Cog Railway (Coos County, New Hampshire)
Built 1868
Timber stringer bridge over Ammonoosic River/Mount Washington/Several intermittent streams on Mount Washington Cog Railway
Open to traffic

Mount Wilson Toll Road Bridge (Los Angeles County, California)
Built by The Pasadena and Mount Wilson Toll Road Company 1891, Replaced by the Nat'l Forrest Service, Date unknown
Concrete stringer bridge over Eaton Canyon Wash on Mt. Wilson Toll Road in Angeles National Forrest
Closed to all traffic

Mount Zion Road Bridge (Schuyler County, Illinois)
Timber stringer bridge over BNSF RR on Mount Zion Road (TR 332)
Open to traffic

Mountain Creek Bridge (Cumberland County, Pennsylvania)
Built 1920
Steel stringer bridge over Mountain Creek on Ladnor Road, T-575
Open to traffic

Mountain House Road Bridge (Sierra County, California)
(Main design: Polygonal Warren pony truss)
Built 1936; rehabilitated 1999
Warren Pony truss bridge over North Fork Yuba River on Mountain House Road
Open to traffic

Mountain Street Bridge (Los Angeles County, California)
1936
Concrete beam bridge over Verdugo Wash on Mountain St. in Glendale, Los Angeles County, California
Open to Traffic

Mountain-Bay Trail - Middle Embarass River Bridge (Shawano County, Wisconsin)
(Main design: Deck plate girder)
Built 1907
Deck plate girder bridge over Middle Branch Embarass River on Mountain-Bay State Trail
Open to pedestrians only

Mountain-Bay Trail - Wolf River Bridge (Shawano County, Wisconsin)
(Main design: Deck plate girder)
Built 1939
Deck plate girder bridge over Wolf River on Mountain-Bay State Trail
Open to pedestrians only

Moxahala Creek Bridge (Muskingum County, Ohio)
Built 1952
Concrete stringer bridge over Moxahala Creek on Ransbottom Road
Open to traffic

Mozart Road Trestle (Jefferson County, Illinois)
Timber stringer bridge over Trib to Rayse Creek on Evansville Western Railroad (formerly L&N Railroad), alongside Mozart Road about 3 miles west of Woodlawn
Open to railroad traffic

Mozingo Branch Bridge (Nodaway County, Missouri)
Built 1926; rehabilitated 1940
Concrete tee beam bridge over Mozingo Branch on US 136
Open to traffic

MPL - High Island Creek Bridge (Sibley County, Minnesota)
Built Ca. 1955, Rehabilitated 2014
Timber stringer bridge over High Island Creek on Minnesota Prairie Line Railroad
Open to traffic

MPLI - Minnesota River Bridge (Redwood County, Minnesota)
(Main design: Pratt through truss)
Built 1896
Pratt through truss bridge over Minnesota River on Twin Cities and Western Railroad
Open to traffic

MPLI - Redwood River Bridge (Redwood County, Minnesota)
(Main design: Warren through truss)
Built 1898
Warren through truss bridge over Redwood River on Minnesota Prairie Line
Open to traffic

MPLI - Sulphur Lake Bridge (Redwood County, Minnesota)
This trestle replaced an 89 span trestle at the same location in 1941
Timber stringer bridge over Sulphur Lake on Twin Cities and Western Railroad
Open to traffic

MRL - Phosphate Branch Clark Fork Bridge (Powell County, Montana)
(Main design: Pony/through plate girder)
Pony/through plate girder bridge over Clark Fork on Phosphate Branch Railroad


MSDR - SR 161 Overpass (Coahoma County, Mississippi)
Built 1937
Steel stringer bridge over SR 161 on Mississippi Delta RR in Clarksdale


MSWY - Rock River Bridge (Rock County, Minnesota)
(Main design: Pony/through plate girder)
Built 1899
Plate girder bridge over Rock River on Minnesota Southern Railway
Open to traffic

Mt Vernon Avenue Bridge (San Bernardino County, California)
Built 1934
Steel stringer bridge over BNSF RR, Amtrak, UP RR,W 3rd St on Mt Vernon Avenue
Open to traffic but with temporary supports on the south end

Mt Zion Cemetery Bridge (Lawrence County, Tennessee)
Timber stringer bridge over Knob Creek on Mt Zion Cemetery Rd
Open to traffic

Mt. Vernon Mills Bridge (Chattooga County, Georgia)
Built around 1930
Steel stringer bridge over a tributary of the Chattooga River on abandoned section of Park Avenue in Trion
Open to pedestrians

Mud Creek Bridge (Hardin County, Tennessee)
Built ca. 1930
Wooden bridge over Mud Creek on Lacefield Drive (NFA A302)
Open to traffic

Mud Creek Bridge (Henderson County, North Carolina)
Built 1941; rehabilitated and widened 1970 but original north concrete ballustrade still exists.
Concrete tee beam bridge over Mud Creek on Us25bus.
Open to traffic

Mud Creek Bridge (Polk County, Iowa)
Steel stringer bridge over Mud Creek on Local road
Open to traffic

Mud Creek Bridge (Muscatine County, Iowa)
Built 1939
Steel stringer bridge over Mud Creek on Trail Avenue
Open to traffic