There are 8,274 bridges in this category · Only showing 3,787 bridges with photos
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Built during 1920s

Mosby Road Bridge (Clay County, Missouri)
Built 1919-20 by the Topeka Bridge & Iron Co.
Luten arch bridge over Williams Creek on Mosby Road in Prathersville
Open to traffic

Mosel Avenue Bridge (Kalamazoo County, Michigan)
Built 1924; Altered 1953; Deck resurfaced 1985; Replaced 1990
Lost Concrete pony arch bridge over Kalamazoo River on Mosel Avenue in Kalamazoo
Replaced by new bridge

Mosel Avenue Grade Separation (Kalamazoo County, Michigan)
Built 1924; Demolished 1990
Lost Camelback concrete deck girder bridge over Riverview Drive on Mosel Avenue in Kalamazoo
Removed but not replaced

Mosier Creek Bridge (Wasco County, Oregon)
Built 1920
Concrete arch bridge over Mosier Creek on HWY 100 in Mosier
Open to traffic

Mosier Tunnel (Wasco County, Oregon)
Built 1920, Closed due to rock fall problems 1953, Reopened to public in 2000
Tunnel under Mosier Tunnel on Historical Columbia River Highway Trail
Open to pedestrians

Moss Bluff Bridge (Marion County, Florida)
Built 1927
Lost Warren pony truss bridge over Ocklawah River on State Route 464
No longer exists

Motley Slough Bridge (Lowndes County, Mississippi)
Built or relocated here 1925
Pony truss bridge over Slough Creek on Schaffer Chapel Road
Open to traffic

Motlow Creek Bridge (Spartanburg County, South Carolina)
Built 1922
Concrete arch bridge over Motlow Creek on S-42-866 in Campobello
Open to traffic

Mott Bridge (Hettinger County, North Dakota)
Built 1921; replaced 1982
Lost two-span rainbow arch bridge over North Fork Cannonball River on First Street in Mott
Replaced by new bridge

Mound Branch MO 52 Bridge (Bates County, Missouri)
Built 1928; demolished April 2010
Pony truss bridge over Mound Branch on MO 52
Demolished April 2010 to make room for US 71/MO 52 Interchange

Mound Cemetery Bridge (Racine County, Wisconsin)
Built 1928 by Zendala Construction Company; Restored 1990
Closed-spandrel arch bridge over a reflecting pool on the cemetery's drive in Racine
Open to traffic

Mount Hope Bridge (Newport County, Rhode Island)
Built 1929 by the McClintic-Marshall Co.; rehabilitated 1985
Suspension bridge over Mount Hope Bay on RI 114 in Bristol
Open to traffic

Mount Sterling Bridge (Gasconade County, Missouri)
Built 1925; Replaced 1979
Lost through truss bridge over Gasconade River at Mount Sterling on US 50
Replaced 1979

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

Mountainside Road Bridge (Windsor County, Vermont)
Built 1922 by Lackawanna Bridge Co.; U.S. 4 Realigned 1961
Warren Pony truss bridge over Ottauquechee River on C3034 in Bridgewater
Open to traffic

Mower Road Bridge (Saginaw County, Michigan)
Built 1920
Concrete pony/through girder bridge over Cole Drain on Mower Road
Open to traffic

Mt. Bonnell Road Bridge (Travis County, Texas)
Built 1923 by the Austin Bridge Co.
Pony truss bridge over Water Plant Road on Mt. Bonnell Road in Austin
Open to Pedestrians

Mud Creek Bridge (Sherman County, Nebraska)
Built 1925
Pony truss bridge over Mud Creek on a county road, .5 mi. south of Hazard
Open to traffic

Mud Creek Bridge (Polk County, Iowa)
Built ca. 1920
Pony truss bridge over Mud Creek on SE Vandalia Road
Open to traffic

Mud Creek Bridge (Cobb County, Georgia)
Built 1928
Warren pony truss bridge over Mud Creek on Old Dallas Road
Preserved immediately north of current roadway and culvert

Mud Creek Bridge (Henry County, Illinois)
Built 1920
Concrete pony/through girder bridge over Mud Creek on E 2720 St
Open to traffic

Mud Creek CR 1159 Bridge (Monroe County, Missouri)
Built 1930; later moved here
Pony truss bridge over Mud Creek on CR 1159
Open to traffic

Muddy Creek CR 209 Bridge (Hamilton County, Ohio)
Built 1923; rehabilitated 1970
Through truss bridge over Muddy Creek on CR 209
Demolished.

Muddy Creek Old US 65 Bridge (Pettis County, Missouri)
Built 1924 by contractor M.E. Gillioz
Through truss bridge over Muddy Creek on Claycomb Road (Old US 65) north of Sedalia
Open to traffic

Muddy Fork Railroad Bridge (Clark County, Indiana)
Built 1929
Deck plate girder bridge over Muddy Fork on Louisville and Indiana Railroad
Open to traffic

Mulberry River US 64 Bridge (Crawford County, Arkansas)
Built 1929; rehabilitated 1961
Three-span open-spandrel arch bridge over Big Mulberry River on US 64 in Mulberry
Open to traffic

Mullica River Bridge (Atlantic County, New Jersey)
Built 1926; replaced 2003
Lost bascule bridge over Mullica River on Egg Harbor-Green Bank Road
No longer exists

Muncie Railroad Bridge (Vermilion County, Illinois)
Built 1922 for the Peoria and Eastern Railroad, abandoned ca. 1990's
Concrete arch bridge over Stony Creek on former Conrail Railroad east of Muncie
Abandoned

Murphy Bridge (Huntington County, Indiana)
Built in 1928 by the Pan American Bridge Company; Restored in 2006.
Parker through truss bridge over Salamonie River on CR 800 South
Open to traffic

Muscoda Bascule Bridge (Grant County, Wisconsin)
Built 1929
Lost Pony/through plate girder bridge over Wisconsin River on State Highway 80
Replaced by new bridge

Myers Creek Bridge (Curry County, Oregon)
Built 1924
Concrete tee beam bridge over Myers Creek on Meyers Creek Road (Old US 101)
Open to traffic

Myers Road Bridge (Warrick County, Indiana)
Built ca. 1920; rehabilitated 1987
Pratt bedstead pony truss bridge over Caney Creek on Myers Road
Open to traffic

Myrtle Creek Bridge (Curry County, Oregon)
Built 1925
Wooden bridge over Myrtle Creek on CR 500
Open to traffic

Myrtle Creek Bridge (Douglas County, Oregon)
Built 1922, Rehabilitation & Widening 2007
Concrete arch bridge over South Umpqua River on CR 386 in Myrtle Creek
Open to traffic

Mystic River Bascule Bridge (New London County, Connecticut)
Built 1922
Bascule bridge over Mystic River on US 1 West Main Street at Mystic
Open to traffic

N Fork Zumbro River Bridge (Goodhue County, Minnesota)
Built 1927
Concrete tee beam bridge over N Fork Zumbro River on Th 56
Open to traffic

N Salem Street Durham and Southern Railway Bridge (Wake County, North Carolina)
1927 Deck plate girder over N Salem St


Nacimiento Lake Drive Bridge (Monterey County, California)
Built 1921
Pratt Through truss bridge over San Antonio River on Nacimiento Lake Drive
Open to traffic

Napa Creek Bridge (Napa County, California)
Built 1920; replaced 2006
Lost stone arch bridge over Napa Creek on First Street in Napa
Replaced by new bridge 2006

Napa Creek Bridge (Napa County, California)
Built 1920
Stone arch bridge over Napa Creek on Pearl Street in Napa
Open to traffic

Napoleon Bridge (Henry County, Ohio)
Built 1929 by D.H. Overman; replaced 2005
Lost seven-span concrete arch bridge over Maumee River on OH 108 at Napoleon
Replaced by a replica bridge

Napoleon Road Bridge (Allen County, Ohio)
Built 1928
Concrete curved chord through girder bridge over Little Hog Creek on Napoleon Road
Open to traffic

Narada Falls Bridge (Lewis County, Washington)
Built 1928
Arch bridge over Paradise River on Paradise Connection
Open to traffic

Nashannock Creek Bridge (Mercer County, Pennsylvania)
Built 1922
Through truss bridge over Nashannock Creek on TR 401 (Old Mercer Road)
Open to traffic

Navajo Bridge (Coconino County, Arizona)
Built 1927-1929; bypassed by parallel bridge in 1995
Steel arch bridge over Colorado River on Alt US 89
Open to pedestrians only

Navarro Street Bridge (Middle) (Bexar County, Texas)
Built 1922 by the Virginia Bridge & Iron Co.
Pony truss bridge over San Antonio River on Navarro Street in San Antonio
Open to traffic

Navarro Street Bridge (N) (Bexar County, Texas)
Built 1921
Concrete tee beam bridge over San Antonio River on Navarro Street
Open to traffic

Navarro Street Bridge (S) (Bexar County, Texas)
Built 1922
Concrete arch bridge over San Antonio River on Navarro Street in San Antonio
Open to traffic

Navasota River Bridge (Limestone County, Texas)
Built 1920
Pony truss bridge over Navasota River on CR 402
Open to traffic

NC 288 Lands Creek Bridge (Swain County, North Carolina)
Built ca. 1924; Indunated 1943
Bridge
Inundated by Fontana Lake

Nebraska Avenue Bridge (Hillsborough County, Florida)
Built 1923; rehabilitated 1965
Concrete tee beam bridge over Hillsborough River on Us 41 (Sr 45) in Tampa
Open to traffic

NECR - Arrowhead Lake Highbridge (Franklin County, Vermont)
Built 1925
Girder bridge over Arrowhead Lake Road, Lamoille River/Arrowhead Lake on New England Central Railroad
Open to traffic

NECR - Fidley Bridge Road Overpass (Windsor County, Vermont)
Built 1927 by American Bridge Co.
Steel stringer bridge over Fidley Road Bridge on NECR
Open to traffic

NECR - Ridley Brook Bridge (Washington County, Vermont)
Built 1929
Concrete culvert bridge over Ridley Brook on New England Central Railroad
Open to traffic

NECR - Route 14 Bridge 35.01 (Windsor County, Vermont)
Built 1927 by American Bridge Co.
Steel stringer bridge over Route 14 on NECR
Open to traffic

NECR - VT12A Overpass (Washington County, Vermont)
Built 1928
Deck plate girder bridge over VT route 12A on NECR
Open to traffic

NECR - Winooski River Bridge #1 (Washington County, Vermont)
Built 1929 by American Bridge Co.
Warren through truss with all verticals bridge over Winooski River on New England Central Railroad
Open to traffic

NECR Burlington Branch - Winooski River Bridge #2 (Chittenden County, Vermont)
Polygonal Warren through truss with all verticals bridge over Winooski River on NECR Burlington Branch
Open to traffic

Nehalem River Bridge (Tillamook County, Oregon)
Built 1922, Replaced with post-tensioned box girder in 1984.
Swing bridge over Nehalem River
No longer exists

Nela Ave. Bridge (Orange County, Florida)
Built 1926; rehabilitated 1982
Concrete tee beam bridge over Lake Conway Connector on Nela Avenue
Open to traffic

Nelson Mountain Covered Bridge 37-20-06 (Lane County, Oregon)
Built 1928; rehabilitated 1984
Covered Howe through truss bridge over Lake Creek on Nelson Mountain Road
Open to traffic

Nemo Bridge (Morgan County, Tennessee)
Built 1929 after this and nearby bridges at Oakdale and Deermont were destroyed by floods in 1906
Camelback through truss bridge over Emory River on Catoosa Road
Open to pedestrians

Neosho River Bridge (Coffey County, Kansas)
Built 1926
Two-span Marsh arch bridge over Neosho River on 19th Lane, 0.2 mi. east of Hartford
Open to traffic

Neosho River Bridge (Neosho County, Kansas)
Built 1928
Through truss bridge over Neosho River, 1.2 mi. south and 0.4 mi. west of Erie
Open to traffic

Neversink River Bridge (Orange County, New York)
Built 1928; rehabilitated 1975
Through truss bridge over Neversink River on US 209
Open to traffic

Neversink River Bridge (Orange County, New York)
Built 1929
Through truss bridge over Neversink River on US 6 in Port Jervis
Open to traffic

Nevins Covered Bridge 14-61-05 (Parke County, Indiana)
Built 1920
Covered bridge over Little Raccoon Creek on CR S130E
Open to traffic

New Blaine Bridge (Logan County, Arkansas)
Built 1929
Concrete tee beam bridge over Little Shoal Creek on AR 197
Open to traffic

New Lick Log Creek Bridge (Bollinger County, Missouri)
Originally built 1922 over Opossum Creek on MO 51 near Marble Hill, relocated here in 1995
Relocated pony truss bridge over Lick Log Creek on CR 736 near Gipsy
Open to traffic with no posted restrictions

New River Bridge (Grayson County, Virginia)
Built 1927; demolished 2011
Five-span Polygonal Warren through truss bridge over New River on VA 94
Replaced by a new bridge

New Troy Bridge (Berrien County, Michigan)
Built 1923
Concrete curved chord through girder bridge over Galien River on Avery Road/Mill Road
Open to pedestrians only

Newaukum Creek Bridge (King County, Washington)
Built 1927
Concrete arch bridge over Newaukum Creek on SE 400th Street
Open to traffic

Newcastle Bridge (McClain County, Oklahoma)
Built 1923, Lost to tornado 2013
Lost through truss bridge over S. Canadian River on old US 62/277
Two spans collapsed in May 20, 2013 tornado. Seven surviving spans were then demolished, and the remaining single span donated to Newcastle.

Newman Road Bridge (Gibson County, Indiana)
Built 1927
Lost pony truss bridge over Newman Lateral on Newman Road
Replaced by a new bridge

Newman Street Hogan Creek Bridge (Duval County, Florida)
Built 1929
Slab bridge over Hogan Creek on Newman Street
Open to traffic

Niangua River Old US 66 Bridge (Webster County, Missouri)
Built 1924 by contractor M.E. Gillioz
Pony truss bridge on Route CC (Old US 66) over East Fork Niangua River
Open to traffic

Nicasio Valley Road Bridge (Marin County, California)
Built 1928
Concrete tee beam bridge over Arroyo Nicasio on Nicasio Valley Road
Open to traffic

Nicholson Road Bridge (Denton County, Texas)
Built 1925
Pony truss bridge over Clear Creek on Nicholson Road in Denton
Replaced by a concrete bridge. The original structure was relocated to the City of Trenton.

Nine Bridge Road Bridge (Hall County, Nebraska)
Built 1924; rehabilitated 1971
Six-span pony truss bridge over South Channel Platte River on Nine Bridge Road, 1.8 mi. north of Doniphan
Open to traffic

Niobrara Trail - Niobrara River Bridge (Knox County, Nebraska)
Built 1929 by the Chicago and North Western Railway, replacing a previous structure. Abandoned in the 1970s. Reopened to pedestrians.
Warren through truss bridge over Niobrara River on Niobrara Trail
Open to pedestrians

NJ147 Grassy Sound Channel Bridge (Old) (Cape May County, New Jersey)
Built 1922; Counterweight collapsed into the river 1971; Replaced 1994
Lost Deck plate girder bridge over Grassy Sound Channel on NJ 147 (North Wildwood Boulevard)
Replaced by a new bridge

NJ35 Bridge (Middlesex County, New Jersey)
Built 1924; rehabilitated 1989
Through truss bridge over North Jersey Coast Line on Northbound NJ 35 in Sayreville
Open to traffic

NJT - Lower Hack Lift Bridge (Hudson County, New Jersey)
Built 1928
Three-track through truss bridge over Hackensack River on NJT RR (formerly DL&W RR)
Open to traffic

NJT - Maple Avenue Overpass (Bergen County, New Jersey)
Built 1929
Bridge over Maple Avenue on Erie Railroad
Open to traffic

NJT - Millington High Bridge (Morris County, New Jersey)
Built 1928
Deck plate girder bridge over Passiac River on Railroad (NJT)
Open to traffic

Nobles' Trail Twin Bridges (Shasta County, California)
Built 1924, Bypassed 1963
Concrete curved chord through girder bridge over Dry Creek on Nobles Trail Road
Open to pedestrians

Nodaway River CR 462 Bridge (Andrew County, Missouri)
Built 1923
Pony truss bridge over Old Channel Nodaway River on CR 462
Open to traffic

Noel Bridge (McDonald County, Missouri)
Built ca. 1925; replaced 1982
Lost three-span concrete arch bridge over Elk River on MO 59 (formerly US 71) at Noel
Replaced by new bridge

Noontootla Creek Bridge (Fannin County, Georgia)
Replaced by modern bridge in 1989.
Pony truss bridge over Noontootla Creek on Junie Dr (Old Doublehead Gap Rd)
Private access only

Norfolk Creek Bridge (Allamakee County, Iowa)
Built 1922
Pony truss bridge over Norfolk Creek on Yellow River Drive
Open to traffic

Norfolk Southern 9th Street Overpass (Durham County, North Carolina)
1927 Pony plate girder
1927 Pony/through plate girder bridge over 9th St on NSRR
Open to traffic

Norfolk Southern Aycock Street Overpass (Guilford County, North Carolina)
1928 Deck plate girder bridge over Aycock St on NSRR
Open to traffic

Norfolk Southern Benbow Road Overpass (Guilford County, North Carolina)
1927 Steel stringer bridge over Benbow Road on Norfolk Southern RR
Open

Norfolk Southern Chapman Street Overpass (Guilford County, North Carolina)
1923 Steel stringer bridge over Chapman St on NSRR
Open to traffic

Norfolk Southern Downtown Greenway Overpass (Guilford County, North Carolina)
1928 Pony plate girder bridge over Pedestrian Path on NSRR
Open to traffic

Norfolk Southern Federal Place Overpass (Guilford County, North Carolina)
1929 Pony plate girder
Open to traffic

Norfolk Southern Lindsay Street Overpass (Guilford County, North Carolina)
Built 1927
Steel stringer bridge over Lindsay Street on Norfolk Southern RR
Open to traffic

Norfolk Southern Old Burlington Road Overpass (Guilford County, North Carolina)
Steel stringer bridge over Old Burlington Rd on NSRR
Open to traffic

Norfolk Southern Railroad Bridge (Thomas County, Georgia)
Built 1923
Concrete tee beam bridge over Norfolk Southern Rr on US 84
Open to traffic

Norfolk Southern Railway 16th Street Bridge (Forsyth County, North Carolina)
Built 1923
1923 Slab bridge over NSRR on 16th St
Open to pedestrians only