There are 8,551 bridges in this category · Only showing 2,910 bridges with photos
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Built during 1930s

Neahkahnie Mountain Bridge (Tillamook County, Oregon)
Built 1937
Girder bridge over Neahkahnie Mountain Chasm on US 101
Open to traffic

Neal Lane Covered Bridge (Douglas County, Oregon)
Built 1939
Covered bridge over South Myrtle Creek on CR 124 in Myrtle Creek
Open to traffic

Neawanna Creek Bridge (Clatsop County, Oregon)
Built 1930
Concrete deck girder bridge over Neawanna Creek on U.S. 101 in Seaside
Open to traffic

Nebeker Lane Bridge (Sevier County, Utah)
Replaced 1935
Lost Timber stringer bridge over Sevier River on N 700th St. (CR 25801)
Replaced by new bridge

Nebraska City Bridge (Otoe County, Nebraska)
Built 1930; replaced 1983
Lost through truss bridge over Missouri River on NE 2
Highway bridge replaced by new bridge

Necarney Creek Bridge (Tillamook County, Oregon)
Built 1937
Steel stringer bridge over Necarney Creek on US 101
Open to traffic

Nectar Covered Bridge (Blount County, Alabama)
Built 1932; Destroyed by arson 1993
Lost covered bridge over Locust Fork River on Covered Bridge Road
Destroyed by fire

Neeley Road Bridge (Sonoma County, California)
Built 1930
Wooden bridge over SIDEHILL VIADUCT #1 on Neeley Road
Open to traffic

Nehalem River Bridge (Clatsop County, Oregon)
Built 1939
Concrete arch bridge over Nehalem River on US 26
Open to traffic

Nehalem River Bridge (Columbia County, Oregon)
Built 1938
Parker through truss bridge over Nehalem River on OR 47 in Vernonia
Open to traffic

Nelson Street Viaduct (Lexington, Virginia)
Built 1938
Deck plate girder bridge over Varner Lane on US 60 (E. Nelson Street) in Lexington
Open to traffic

Neosho River Bridge (Lyon County, Kansas)
Built ca. 1930; replaced 2001
Lost through truss bridge over Neosho River, 4.0 mi. east of Emporia on Road 170
No longer exists

Neosho River Bridge (Ottawa County, Oklahoma)
Built 1937; replaced 1997
Lost K-truss bridge over Neosho River on US 69 in Miami
Replaced by prestressed concrete girder bridge in 1997.

Neosho River K-47 Bridge (Neosho County, Kansas)
Built 1937
Through truss bridge over Neosho River on K-47
Open to traffic

Neosho River US 75 Bridge (Coffey County, Kansas)
Built 1934; replaced 2006
Lost through truss bridge over Neosho River on US 75
Replaced by new bridge

Nescopeck Creek Bridge (Luzerne County, Pennsylvania)
Built 1936; rehabilitated 1986
Pony truss bridge over Nescopeck Creek on PA 93
Open to traffic

Netherland Inn Road Bridge (Sullivan County, Tennessee)
Replaced a steel truss bridge that collapsed into the river in 1937
Warren deck truss bridge over Holston River, North Fork on Netherland Inn Road
Closed to all traffic

New Creek Bridge (Tehama County, California)
Built 1935
Steel stringer bridge over New Creek on Cone Grove Road
Unknown status

New Harmony Bridge (Posey County, Indiana)
Built 1930, Ownership transferred to White County Bridge Commision in 1941.
Four-span through truss toll bridge over Wabash River on IL 14 at New Harmony, Indiana
Closed to traffic May 21, 2012

New London Bridge (Outagamie County, Wisconsin)
Built by Wisconsin Bridge & Iron Co, 1933-34; Removed 1990's.
Lost deck truss bridge over Embarrass River and (abandoned) Chicago & Northwestern Railroad on STH 54 in New London
Removed

New London Pearl Street Bridge (Waupaca County, Wisconsin)
Replaced Highway Swing Bridge in same location
Pony/through plate girder bridge over Wolf River on Wis. 76 / Business US 45 in New London


New Orleans and Northeastern RR Bridge (St. Tammany Parish, Louisiana)
Built 1937
Steel stringer bridge over New Orleans and Northeastern RR (now Norfolk Southern RR) on US 11
Open to traffic

New Wilson's Bridge (Washington County, Maryland)
Built 1936
Concrete arch bridge over Conococheague Creek on US 40 in Wilson-Conococheague
Open to traffic

New York Central US6 Bridge (Bureau County, Illinois)
Built 1939
Lost Girder bridge over US6 (Princeton St) on Abandoned NYC RR
No longer exists

New York Street Memorial Bridge (Kane County, Illinois)
Built 1931; rehabilitated 1992
Bridge over Fox River on New York Street in Aurora
Open to traffic

Newport Bridge (Jackson County, Arkansas)
Built 1930
Cantilevered through truss bridge on AR 367 (formerly US 67) over White River at Newport
Open to two-lane traffic

Newport Railroad Bridge (Jackson County, Arkansas)
Built 1938 by the Virginia Bridge Co.
Through truss swing bridge over White River and CR 10 on the Union Pacific Railroad south of Newport
Open to railroad traffic

Niangua Arm US 54 Bridge (Camden County, Missouri)
Built 1930-31; replaced 1999
Lost cantilevered through truss bridge over Niangua Arm, Lake of the Ozarks, on US 54 southwest of Camdenton
Replaced by a new bridge

Niangua Bridge (Camden County, Missouri)
Built 1935-36; demolished in 2003
Lost deck truss bridge over Niangua Arm, Lake of the Ozarks, on MO 5/7 northwest of Camdenton
Replaced by modern bridge

Niangua River MO 64 Bridge (Dallas County, Missouri)
Built 1931
Two-span open-spandrel arch bridge over Niangua River on MO 64 near Bennett Springs
Open to traffic

Niangua River Route K Bridge (Dallas County, Missouri)
Built ca. 1910; relocated here 1936; Replaced 2011
Through truss bridge over Niangua River on Route K
Replaced by a new bridge

Nicasio Creek Bridge (Marin County, California)
Built 1937
Concrete tee beam bridge over Nicasio Creek on Pt Reyes Petaluma Road
Open to traffic

Nichols Ridge Road Bridge (Adams County, Ohio)
Built 1931
Truss bridge over small creek near Nichols Ridge
Open to traffic, Weight Limit of 1 Ton posted

Nickel Plate IMC State Road 19 underpass (Hamilton County, Indiana)
Built 1936. On the second oldest rail line in Indiana, the bridge now has a walkway attached to the East(North)side of structure for trail from downtown Noblesville to Forrest Park. ITM runs excursions often over this bridge.
Pony/through plate girder bridge over State Road 19 on Hoosier Heritage Port Authority property/Indiana Transportation Museum operator(nee Norfolk Southern, N&W, NKP, Peru and Indianapolis Railroad) in Noblesville
Open to traffic

Nickel Road Bridge (Clayton County, Iowa)
Built 1935; rehabilitated 1989
Pony truss bridge over Little Turkey River on Nickel Road
Open to traffic

Nine Span Bridge (Lake County, Indiana)
Built 1935, rehabilitated in 1984, to be demolished 2013
Lost through truss bridge over Gibson Rail Yard on Indianapolis Blvd. in Hammond
Currently under replacement

Noble Avenue Bridge (Logan County, Oklahoma)
Built 1936
Double-deck steel stringer bridge over Cottonwood Creek and Railroad on S.H. 33 in Guthrie
Open to traffic

Nodaway River MO 46 Bridge (Nodaway County, Missouri)
Built 1933
Through truss bridge over Nodaway River on MO 46
Open to traffic

Noix Creek MO 79 Bridge (Pike County, Missouri)
Built 1935-36
Pony truss bridge over Noix Creek on MO 79 in Louisiana
Open to two-lane traffic

Nolands Fork Bridge (Wayne County, Indiana)
Built ca. 1930; replaced 1992
Lost pony truss bridge over Nolands Fork on Pottershop Road
Replaced by new bridge

Nolichucky River TN 70 Bridge (Greene County, Tennessee)
Built 1937; rehabilitated 1962
Three-span deck truss bridge over Nolichucky River on TN 70
Replaced by a new bridge in 2006

Nolin River Bridge (Hardin County, Kentucky)
Built 1930
Concrete tee beam bridge over Nolin River on Us-31w
Open to traffic

Norfolk Southern Route 66 Bridge (Macoupin County, Illinois)
Built 1938
Girder bridge over Old US 66 on Norfolk Southern RR
Open to traffic

Norfork Bridge (Baxter County, Arkansas)
Construction started Aug. 21, 1936, by the Vincennes Steel Company; dedicated June 17, 1937
Four-span deck truss bridge over North Fork White River on AR 5 at Norfork
Open to traffic

Norris City Avenue Bridge (Montgomery County, Pennsylvania)
Built 1933
Concrete arch bridge over East Branch Stony Creek on Norris City Avenue in East Norriton
Open to traffic

North 1st Avenue Bridge (San Bernardino County, California)
Built 1933
Deck plate girder bridge over Mojave River on N 1st Avenue
Open to traffic

North Aurora Fox River Bridge (Kane County, Illinois)
Built 1931; rehabilitated 1972
Open-spandrel arch bridge over Fox River in N Aurora on IL56 (State Street)
Open to traffic

North Aurora Fox River Tailrace Bridge (Kane County, Illinois)
Built 1932; rehabilitated 1998
Steel stringer bridge over Fox River Tailrace on IL56 (State Street)
Open to traffic

North Boat Ditch US 67 Bridge (Clark County, Arkansas)
Built 1931 by the Virginia Bridge & Iron Co. of Roanoke, Virginia
Pony truss bridge over North Boat Ditch of Terre Noire Creek on US 67
Open to traffic

North Bosque River TX 6 Bridge (Erath County, Texas)
Built 1932-33
Steel stringer bridge over Bosque River on TX 6
Unknown status - appears to be intact on Google satellite view

North Branch Root River Bridge (Fillmore County, Minnesota)
Built 1939
Through truss bridge over North Branch Root River on CR 124
Open to traffic

North Canadian River US 270 Bridge (Blaine County, Oklahoma)
Built 1937; rehabilitated 1984
Eight-span Parker pony truss bridge over North Canadian River on US 270
Open to traffic

North Cayuga Street Bridge (Tompkins County, New York)
Built 1934; rehabilitated 2002
Pony truss bridge over Fall Creek on North Cayuga Street in Ithaca
Open to traffic

North Creek Bridge (Washington County, Illinois)
Built ca. 1930; rehabilitated 1970
Pony truss bridge over North Creek on TR 162A, 1.5 mi. northwest of Huegely
Open to one-lane traffic with a 10 ton weight limit

North Eureka Avenue Bridge (Franklin County, Ohio)
Built 1930
Closed spandrel concrete Arch bridge over Dry Run on North Eureka Avenue, Westside on the hilltop, Columbus
Open to traffic

North Fabius River MO 16 Bridge (Lewis County, Missouri)
Built 1930
Through truss bridge over North Fabius River on MO 16
Open to traffic

North Fork Alsea River Bridge (Benton County, Oregon)
Built 1937
Polygonal Warren pony truss bridge over North Fork Alsea River on HWY 201
Open to traffic

North Fork Feather River Bridge (Butte County, California)
Built 1932
Steel arch bridge over North Fork Feather River on CA 70
Open to traffic

North Fork Feather River Bridge (Plumas County, California)
Built 1936
Through truss bridge over North Fork Feather River on CA 70
Open to traffic

North Fork Feather River Bridge (Plumas County, California)
Built 1936
Pony truss bridge over North Fork Feather River on CA 70 in Tobin
Open to traffic

North Fork Feather River Bridge (Plumas County, California)
Built 1936
Through truss bridge over North Fork Feather River on CA 70 at Rock Creek
Open to traffic

North Fork Holston River Bridge (Scott County, Virginia)
Built 1930
Warren through truss bridge over North Fork Holston River on U.S. 58 - 421
Closed. Demoltion/Replacement Project Underway.

North Fork Kentucky River KY 588 Bridge (Letcher County, Kentucky)
Built ca. 1930
Through truss bridge over North Fork Kentucky River on KY 588
Open to traffic

North Fork Nehalem River Bridge (Clatsop County, Oregon)
Built 1937
Warren deck truss bridge over North Fork Nehalem River on OR 53
Open to traffic

North Fork Quartz Creek Bridge (Clatsop County, Oregon)
Built 1939
Steel stringer bridge over North Fork Quartz Creek on U.S. 26
Open to traffic

North Fork Route H Bridge (Jasper County, Missouri)
Built 1933
Pony truss bridge over North Fork Spring River on Route H
Open to traffic

North Fork Salt Creek Bridge (Brown County, Indiana)
Built 1935; rehabilitated 1968; replaced 1997
Lost through truss bridge over North Fork Salt Creek on IN 46
Replaced by new bridge

North Fork Shenandoah River Bridge (Shenandoah County, Virginia)
Built 1933 by the Roanoke Iron & Bridge Works
Polygonal Warren through truss bridge over N Fork Shenandoah River on VA 11
Open to traffic

North Fork Virgin River Bridge (Washington County, Utah)
Built 1938; rehabilitated 1960
Steel stringer bridge over North Fork Virgin River on Hwy. 9
Open to traffic

North Fork Yachats River Covered Bridge (Lincoln County, Oregon)
Built 1938
Covered Queenpost truss bridge over North Fork Yachats River on N. Yachats River Road
Open to traffic

North Matilija Tunnel (Ventura County, California)
Built 1931
North Matilija Tunnel on State Route 33
Open to traffic

North Platte River Bridge (Carbon County, Wyoming)
Built 1930
Through truss bridge over North Platte River on I-80 North Service Road at Milepost 229.03
Open to traffic

North Poes Road Bridge (Rappahannock County, Virginia)
Built 1935
Pony truss bridge over Jordan River on North Poes Road (Rt 637)
Open to traffic

North River MO 168 Bridge (Marion County, Missouri)
Built 1932 by the Vincennes Bridge Co.; Demolished 2012
Four-span through truss bridge over North River on MO 168, west of Palmyra
Demolished, pending replacement

North Rock Creek Bridge (Mitchell County, Kansas)
Built 1934
Stone arch bridge over North Rock Creek, 2.0 mi. north and 4.4 mi. east of Hunter
Open to traffic

North Santiam River Bridge (Linn County, Oregon)
Built 1934; rehabilitated 1960
Parker through truss bridge over Santiam River on OR 22 Connector in Mill City
Open to traffic

North Santiam River Bridge (Linn County, Oregon)
Built 1938, Replaced 2003
Lost Steel stringer bridge over North Santiam River on OR 22
Replaced by new bridge

North Second Street Underpass (Douglas County, Kansas)
Tunnel for North Second Street and two sidewalks on Union Pacific Railroad in Lawrence


North Shore Line US 41 Bridge (Lake County, Illinois)
Built 1936
Pony/through plate girder bridge over US 41 (Skokie Hwy) on Skokie Valley Bike Path (former North Shore RR)
Open to pedestrians

North Torrey Pines Bridge (San Diego County, California)
Built 1933; undergoing major restoration as of 2012
Concrete tee beam bridge over Mtdb, Bnsf Ry, & Amtrak on N Torrey Pines Road
Open to traffic; undergoing major renovation

North Tryon Street Railroad Underpass (Mecklenburg County, North Carolina)
Costing $150,000 to complete, this was officially dedicated on October 4, 1939.
Slab bridge over U.S. Route 29, and North Carolina Route 49 (North Tryon Street) on Norfolk Southern railroad
Open to traffic

North Viaduct on Kenyon Road (Webster County, Iowa)
Built 1936; rehabilitated 1977
Bridge over CN Railroad and Meriweather Drive on Kenyon Road (Bus. Hwy. US 20) in Ft. Dodge
Open to traffic

North Wyaconda River Route H Bridge (Scotland County, Missouri)
Built 1939
Pony truss bridge over North Wyaconda River on Route H
Open to traffic

Northern Pacific Railroad Overhead Bridge (Morton County, North Dakota)
Bridge replace an earlier Howe Through Truss. Bridge was relocated in 1991 after a modern bridge was built.
Warren through truss bridge on bike path, once carried Burlington Northern RR in Mandan


Notre Dame Bridge (Hillsborough County, New Hampshire)
Built 1936; replaced 1988
Steel Arch bridge over Merrimack River on Bridge Street in Manchester
Replaced by a new bridge

NS WV61 Overpass (Fayette County, West Virginia)
Built 1930
Steel stringer bridge over WV61 on NS Railroad
Open to traffic

NSRR Markham Road Bridge (Morgan County, Illinois)
Built in 1936
Steel stringer bridge over Markham Road on Norfolk Southern RR 2.7 Mi W of Jacksonville
Open to traffic

Nut Junction Bridge (Cape Girardeau County, Missouri)
Built 1938
Pony plate girder bridge over the Castor River Diversion Channel on Route N just east of the intersection with Route U and Route T
Open to two-lane traffic with no posted weight limit

NW 30th Road Bridge (Barton County, Missouri)
Built ca. 1930
Tee beam bridge over KCS Railroad on NW 30th Road
Open to traffic

O'Neal Bridge (Colbert County, Alabama)
Built 1939
Cantilevered Warren through truss bridge over Tennessee River on US 43 between Florence and Sheffield
Open to traffic

O'Neal Bridge (Independence County, Arkansas)
Built ca. 1933, possibly by the Works Progress Administration
Small five-span closed-spandrel arch bridge over O'Neal Creek on O'Neal Road (CR 37)
Open to traffic

O.C.&E. Overcrossing (Klamath County, Oregon)
Built 1936, Replaced 2011
Lost concrete deck girder bridge over OC&E Trail (Formerly Oregon California & Eastern Railroad) on Oregon Route 140
Replaced by a pre-cast concrete girder bridge in 2011

O.K. Allen Bridge (Rapides Parish, Louisiana)
Built 1936
K-Parker through truss bridge over Red River on US 71
Doomed

Oak Creek Bridge (Latimer County, Oklahoma)
Built 1934
Pony truss bridge over Oak Creek on N4461 in Red Oak
Open to traffic

Oak Creek Mill Road Bridge (Milwaukee County, Wisconsin)
Built 1931; Closed to traffic for flood damage 6/08; Repaired-Reopened 8/08;
Concrete arch bridge over Oak Creek on Mill Road in South Milwaukee
Open to traffic after repair of flood damage

Oak Creek Parkway Bridge (Milwaukee County, Wisconsin)
Built 1931
Concrete arch bridge over Oak Creek on Oak Creek Parkway in South Milwaukee
Open to traffic

Oak Dale Road Bridge (Moniteau County, Missouri)
Built ca. 1930
Through truss bridge over Straight Fork on Oak Dale Road northwest of Latham
Open to one-lane traffic with a 15 ton weight limit

Oak Knoll Ave (Napa County, California)
Built 1930
Concrete tee beam bridge over Napa River on Oak Knoll Avenue
Open to traffic

Oakdale - Emory River Bridge (Morgan County, Tennessee)
Built 1930
Lost Warren through truss bridge over Emory River on State Highway 299
Lost

Oakland Avenue Bridge (Mercer County, Pennsylvania)
Built 1936; rehabilitated 1979; replaced 2006
Lost open-spandrel arch bridge over PA 62 (Connely Blvd.) on S. Oakland Avenue in Sharon
Replaced by a new bridge