There are 39,529 bridges in this category · Only showing 23,389 bridges with photos
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Open

MERR- US1 Overpass (Cumberland County, Maine)
Built 1961
Bridge over US1 on Maine Eastern Railroad
Open to traffic

Merriam Street Bridge (Hennepin County, Minnesota)
Originally built 1887 by the King Iron Bridge Co. as a four-span truss bridge on Broadway Street; one span relocated here in 1987
Relocated through truss bridge over the Mississippi River (East Channel) on Merriam Street at Nicollet Island in Minneapolis
Open to traffic

Merriam Street Bridge (Walla Walla County, Washington)
Built 1924
Bridge over Mill Creek Floodway on Merriam Street
Open to traffic

Merrick Street Bridge (Lenawee County, Michigan)
Built 1926; rehabilitated 2001
Rainbow arch bridge over South Branch Raisin River on Merrick Street in Adrian
Open to traffic

Merrimac Ferry (Columbia County, Wisconsin)
Privately owned fee ferry from 1844 to 1923; operated by Columbia and Sauk Counties as fee ferry 1923-1933; operated by State of Wisconsin since 1933 as a free ferry
Cable ferry across Wisconsin River on Wis 113
Open to traffic 24/7 in summer; closed in winter

Merrimack-Methuen Bridge (Essex County, Massachusetts)
Built 1959; rehabilitated 1975
Deck plate girder bridge over Merrimack River on I 93
Open to traffic

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

Merritt Parkway Clinton Avenue Bridge (Fairfield County, Connecticut)
Bridge over Merritt Parkway on Clinton Avenue
Open to traffic

Merritt Parkway Comstock Hill Avenue Bridge (Fairfield County, Connecticut)
Built 1938
Concrete rigid frame bridge over Merritt Prky on Comstock Hill Ave
Open to traffic

Merritt Parkway E Rocks Road Bridge (Fairfield County, Connecticut)
Concrete rigid frame bridge over Merritt Prky on E Rocks Rd
Open to traffic

Merritt Parkway Grumman Avenue Bridge (Fairfield County, Connecticut)
1938 Concrete rigid frame bridge over Wilton Rd on Merritt Parkway
Open to traffic

Merritt Parkway Lapham Road Bridge (Fairfield County, Connecticut)
Concrete stringer bridge over Merritt Prky on Lapham Rd
Open to traffic

Merritt Parkway Main Street Bridge (Fairfield County, Connecticut)
1936 concrete rigid frame over Merritt Parkway on Main Street
Open to traffic

Merritt Parkway Merwins Lane Bridge (Fairfield County, Connecticut)
Deck arch bridge over Merritt Parkway on Merwins Lane
Open to traffic

Merritt Parkway Newfield Avenue Bridge (Fairfield County, Connecticut)
Concrete rigid frame bridge over Merritt Prky on Newfield Ave
Open to traffic

Merritt Parkway Newtown Turnpike Bridge (Fairfield County, Connecticut)
Deck arch bridge over Merritt Parkway on Newtown Turnpike
Open to traffic

Merritt Parkway North Street Bridge (Fairfield County, Connecticut)
Built 1937
Concrete rigid frame bridge over Merritt Prky on North St
Open to traffic

Merritt Parkway Norwalk River Bridge (Fairfield County, Connecticut)
Built 1938; rehabilitated 1988
Concrete arch bridge over Norwalk River on Merritt Parkway (CT 15) in Norwalk
Open to traffic

Merritt Parkway over Bayberry Lane Bridge (Fairfield County, Connecticut)
Built 1939
Concrete arch bridge over Bayberry Lane on Merritt Parkway (CT 15) in Westport
Open to traffic

Merritt Parkway over Black Rock Turnpike Bridge (Fairfield County, Connecticut)
Built 1938
Concrete rigid frame bridge over Black Rock Turnpike (CT 58) on Merritt Parkway (CT 15)
Open to traffic

Merritt Parkway over Chestnut Hill Road Bridge (Fairfield County, Connecticut)
Built 1937
Concrete arch bridge over Chestnut Hill Road (CT 53) on Merritt Parkway (CT 15) in Norwalk
Open to traffic

Merritt Parkway over Cross Highway Bridge (Fairfield County, Connecticut)
Built 1938
Concrete arch bridge over Cross Highway on Merritt Parkway (CT 15) in Fairfield
Open to traffic

Merritt Parkway over Huntington Road Bridge (Fairfield County, Connecticut)
Built 1940
Rigid frame bridge over Huntington Road on the Merritt Parkway (CT 15)
Open to traffic above and below

Merritt Parkway over Taconic Road Bridge (Fairfield County, Connecticut)
Built 1936
Concrete arch bridge over Taconic Road on Merritt Parkway (CT 15) in Greenwich
Open to traffic

Merritt Parkway Ponus Ridge Road Bridge (Fairfield County, Connecticut)
Built 1937
Concrete rigid frame bridge over Meritt Prky on Ponus Ridge Rd
Open to traffic

Merritt Parkway Riverbank Road Bridge (Fairfield County, Connecticut)
Concrete rigid frame bridge over Merritt Prky on Riverbank Rd
Open to traffic

Merritt Parkway Riversville Road Bridge (Fairfield County, Connecticut)
Built 1935; rehabilitated 1988
Stringer bridge over Riversville Rd and East Branch Byram River on Route 15
Open to traffic

Merritt Parkway Stanwich Road Bridge (Fairfield County, Connecticut)
Concrete rigid frame bridge over Merritt Prky on Stanwich Rd
Open to traffic

Merritt Parkway W Rocks Road Bridge (Fairfield County, Connecticut)
Steel rigid frame bridge over Merritt Prky on W Rocks Rd
Open to traffic

Merritt Parkway White Oak Shade Road Bridge (Fairfield County, Connecticut)
Built 1938
Concrete rigid frame bridge over Merritt Prky on White Oak Shade Road
Open to traffic

Merritt Parkway Wire Mill Road Bridge (Fairfield County, Connecticut)
Built 1938
Concrete rigid frame bridge over Merritt Prky on Wire Mill Rd
Open to traffic

Merrymeeting River Bridge (Belknap County, New Hampshire)
Built 1934
Concrete rigid frame bridge over Merrymeeting River on Nh 11
Open to traffic

Mertz Covered Bridge 38-49-B (Northumberland County, Pennsylvania)
Built 1976 by property owner using beams from nearby dismantled barn
Kingpost pony truss bridge over Unnamed creek on Mirkwood Road (private drive)
Open to traffic

Merwin Dam Bridge (Cowlitz County, Washington)
Built 1931 with Merwin Dam
Warren through truss with all verticals bridge over North Fork Lewis River on PacifiCorp Access Road
Open to traffic

Meshoppen Creek Bridge (Wyoming County, Pennsylvania)
Built 1934; rehabilitated ca. 1985
Through truss bridge over Meshoppen Creek on PA 267 in Meshoppen
Open to traffic

Mesilla Bridge (Dona Ana County, New Mexico)
Built 1960
Steel stringer bridge over Rio Grande on NM-359
Open to traffic

Messmer Street Bridge (Scott County, Missouri)
Built 1919 by contractor Stanford Madden
Concrete bridge on Messmer Street (Old US 61) over a branch of Ramsey Creek just north of Kelso
Open to traffic

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

MET - Dry Creek Bridge (Stanislaus County, California)
Deck plate girder bridge over Dry Creek on Modesto and Empire Traction Co. (MET)
Open to traffic

Metaline Falls Bridge (Pend Oreille County, Washington)
Built 1951
Deck truss bridge over Pend Oreille River on WA 31 in Metaline Falls
Open to traffic

Methow River Bridge (Okanogan County, Washington)
Built 1950
Through truss bridge over Methow River on WA 153
Open to traffic

Methow River Bridge (Okanogan County, Washington)
Built 1929; rehabilitated 1950
Through truss bridge over Methow River on WA 20 in Winthrop
Open to traffic

Metra - 55th Street Bridge (Cook County, Illinois)
Built ca. 1929
Slab bridge over East 55th Street on Metra/CN railroads
Open to traffic

Metra - 63rd Street Bridge (Cook County, Illinois)
Built 1904
Pony/through plate girder bridge over 63rd Street on Metra
Open to traffic

Metra - 64th Street Bridge (Cook County, Illinois)
Built 1904
Pony/through plate girder bridge over 64th Street on Metra
Open to traffic

Metra - Cal-Sag Bridge (Cook County, Illinois)
Pair of through truss bridges over Calumet Sag Channel on Metra Rock Island Line
Open to traffic

Metra - Cal-Sag Canal Bridge (Cook County, Illinois)
Warren through truss bridge over Cal-Sag Channel on Norfolk Southern/Metra RR's
Open

Metra - Cermak Road Overpass (Cook County, Illinois)
Steel rigid frame bridge over Cermak Road on Metra
Open to traffic

Metra - Lake-Cook Road Overpass (Cook County, Illinois)
Built 1997
Girder bridge over Lake-Cook Road on CPRR (former Soo Line RR)
Open to traffic

Metra/CN Overpass (Will County, Illinois)
Original 95' frame trestle at this location built 1879; replaced by this bridge 1912
Pony/through girder bridge over Elgin, Joliet & Eastern Railway on Wabash, later N&W, now NS/Metra
Open to rail traffic

Metra/IAIS Overpass (Will County, Illinois)
Built 1917
Baltimore through truss bridge over Iowa Interstate Railroad (former Rock Island) on Metra Southwest Line (former Norfolk & Western) in New Lenox
Open to traffic

Metrolink - North Skinker Boulevard Overpass (St. Louis, Missouri)
Bridge completed 1942; total cost $400,000, paid for by federal funds
Deck girder bridge over N. Skinker Blvd. on the MetroLink
Open to two tracks of MetroLink light rail service

MetroLink - Vandeventer Avenue Overpass (St. Louis, Missouri)
Built 2009
5-span concrete slab bridge over Vandeventer Avenue on the MetroLink
Open

Metropolis Bridge (Massac County, Illinois)
Built 1917 for the Chicago, Burlington & Quincy RR by the American Bridge Co. under the direction of engineers C. H. Cartlidge and Ralph Modjeski
Six-span through truss bridge over the Ohio River on the Canadian National Railway at Metropolis
Open to railroad traffic

Metropolitan Avenue Bridge (Kings County, New York)
Built 1931; rehabilitated 1976
Bascule bridge over English Kills on Metropolitan Avenue in New York
Open to traffic

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

Mette Road Bridge 2 (St. Charles County, Missouri)
Bridge over Tributary of Big Creek on Mette Road
Open to traffic

Mexican Hat Bridge (New) (San Juan County, Utah)
Built 1953
Steel through arch bridge over San Juan River on UT 163 in Mexican Hat
Open to traffic

MGA - Mahle Road Overpass (Greene County, Pennsylvania)
Concrete deck girder bridge over Mahle Rd on Monongahela Railroad
Open to traffic

MH - Hood River Bridge (Hood River County, Oregon)
Built 1906
Warren through truss bridge over Hood River on Mt. Hood Railroad
Open to traffic

MHWA - Erie Canal Bridge (Oneida County, New York)
Warren through truss with sub-panels bridge over Erie Canal on Mohawk Adirondack and Northern Railroad
Open to traffic

MHWA - Erie Canal Bridge (Oneida County, New York)
Built 1911
Through truss bridge over Erie Canal on Mohawk Adirondack and Northern Railroad
Open to traffic

MHWA - Sugar River Bridge (Lewis County, New York)
Deck truss bridge over Sugar River on Mohawk Adirondack and Northern Railroad
Open to traffic

Miami Avenue Bridge (Gila County, Arizona)
Built 1921
Concrete arch bridge over Bloody Tanks Wash on Miami Avenue in Miami
Open to traffic

Miami Avenue Bridge (Miami-Dade County, Florida)
Built 1985
Pair of bascule bridges over Miami River on Miami Avenue in Miami
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

Miami Ditch Bridge (Bates County, Missouri)
Built 1915; replaced 1995
Lost through truss bridge over Miami Ditch on CR 547 (2255 Road)
Replaced by new bridge

Miami River Bridge (Miami-Dade County, Florida)
Built 1950
Bascule bridge over Miami River on NW 36th Street in Hialeah
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built 1929
Bascule bridge over Miami River on SW 1st Street in Miami
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built 1928; rehabilitated 1956
Bascule bridge over Miami River on NW 12th Avenue in Miami
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built 1997
Pair of bascule bridges over Miami River on FL 9 (NW 27th Avenue) in Miami
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built 1928
Bascule bridge over Miami River on NW 17th Avenue in Miami
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built 2003
Bascule bridge over Miami River on SW 2nd Avenue in Miami
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built 1964
Bascule bridge over Miami River on NW 22nd Avenue in Miami
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built in 1918
Deck girder bascule bridge over Miami River on South Miami Avenue
Open to traffic

Miami River Bridge (New) (Miami-Dade County, Florida)
Built in 2014
Warren deck truss bascule bridge over Miami River on NW 5th Avenue State Route 7
Open to traffic

Michael Rd Bridge (Montgomery County, Ohio)
Pratt pony truss bridge over Little Bear Creek on Michael Rd
Open to traffic

Michigan 24 Bike Trail - Indian Road Stone Arch Overpass (Oakland County, Michigan)
Stone arch bridge over Indian Lake Road on Michigan 24 Bike Trail
Open to traffic

Michigan Avenue Bridge (Cook County, Illinois)
Built 1920; repaired after freak accident 1992
Bascule bridge over Main Branch Chicago River on Michigan Avenue (former US 14) in Chicago
Open to traffic

Michigan Avenue Bridge (Erie County, New York)
Built 1960, rehabilitated in 1970s and 1996
Vertical lift bridge over Buffalo River on Michigan Avenue in Buffalo
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
Open to traffic

Michigan Road Bridge (Shelby County, Indiana)
Built ca. 1940
Concrete arch bridge over Conns Creek on Michigan Road
Open to traffic

Michigan Street Bridge (Door County, Wisconsin)
Built 1930; rehabilitated 1979; rehabilitation complete January 03, 2011
Bascule through truss bridge over Sturgeon Bay on Michigan Street in Sturgeon Bay
Open to traffic

Michigan Street Bridge (Milwaukee County, Wisconsin)
Built 1978
Vertical lift bridge over Milwaukee River on Michigan Street in Milwaukee
Open to traffic

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

Mid Hudson Bridge (Ulster County, New York)
Built 1930; rehabilitated 1989
Suspension bridge over Hudson River on US 44 and NY 55 in Highland and Poughkeepsie
Open to traffic

Mid-Delaware Bridge (Pike County, Pennsylvania)
Built 1939
Through truss bridge over Delaware River on US 6
Open to traffic

Middle Avery Creek Bridge (Monroe County, Iowa)
Built 1956
Pony truss bridge over Middle Avery Creek on 730th Avenue of Monroe County
Open to traffic

Middle Bar Bridge (Calaveras County, California)
Built 1912
Pratt through truss bridge over Mokelumne River on Middle Bar Road
Open to traffic

Middle Beaver Creek 130th Rd. Girder Bridge (Smith County, Kansas)
Pony/through plate girder bridge over Middle Beaver Creek on 130th Rd.
Open to traffic, likely recycled RR plate girder, solid

Middle Brook Bridge - Conrail Shared Assets (Somerset County, New Jersey)
Double-intersection Warren through truss bridge over Middle Brook on Conrail Lehigh Line
Open to traffic

Middle Brook Creek (St. Francois County, Missouri)
Built 1921
Bridge over Middle Brook Creek on UP Railroad
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 (Chase County, Kansas)
Built 1937
Concrete stringer bridge over Middle Creek
Open

Middle Creek Bridge (Franklin County, Kansas)
Built ca. 1920
Concrete arch bridge over Middle Creek, 0.5 mi. south and 0.9 mi. east of Princeton
Open to traffic

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 (Miami County, Kansas)
Built 1914 by the Topeka Bridge & Iron Co.
Concrete arch bridge over Jake's Branch of Middle Creek on 335th Street, 7.0 mi. south and 2.1 mi. west of Louisburg
Open to traffic

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 Bridge (Somerset County, Pennsylvania)
Built 1927; rehabilitated 1958/1994
Concrete arch bridge over Middle Creek on PA 281
Open to traffic