There are 37,449 bridges in this category · Only showing 20,952 bridges with photos
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Open

Smithton Pike Bridge (Westmoreland County, Pennsylvania)
Built 1956
Steel stringer bridge over I-70 on Smithton Pike (TR 318)
Open to traffic

Smithtown Bridge No. 2 in Tinicum Twp, PA (Bucks County, Pennsylvania)
Built 1832; rehabilitated 1972; replaced 2002
Wooden pony truss bridge over Delaware Canal on Bridge Two Lane in Tinicum Township
Unknown status

Smithtown Bridge No. 3 -- Tinicum Township, PA (Bucks County, Pennsylvania)
Built 1832; rehabilitated 1964
Beam bridge over Delaware Canal on Local road
Open to traffic

Smithtown Bridge No. 4 in Tinicum Township, PA (Bucks County, Pennsylvania)
Built 1832; rehabilitated 1962
Beam bridge over Delaware Canal on Private Road
Open to traffic

Smithtown Bridge No. 5 -- January 31, 2010 (Bucks County, Pennsylvania)
Built 1832; rehabilitated 1984
Beam bridge over Delaware Canal on Private Road
Open to traffic

Smock Memorial Bridge (Crawford County, Pennsylvania)
Built 1953; rehabilitated 1984
Deck plate girder bridge over French Creek on US 6, US 19, US 322 (Smock Highway)
Open to traffic

Smokey Road Overpass (Fulton County, Illinois)
Built 1917
Pony truss bridge over the BNSF Railroad on E Smokey Rd
Open to traffic

Smoky Hill River K-147 Bridge (Trego County, Kansas)
Built 1952; rehabilitated 1993
Steel through arch over Smoky Hill River on K-147 at Cedar Bluff Lake Spillway
Open to traffic

Smolen-Gulf Covered Bridge 35-04-64 (Ashtabula County, Ohio)
Built 2008
Modern covered bridge over the Ashtabula River on CR 25 near Ashtabula
Open to traffic

Smoots Creek Old US 54 Bridge (Kingman County, Kansas)
Built 1928
Concrete girder bridge over Smoots Creek on Old US 54, 1.0 mi. south and 0.5 mi. east of Waterloo
Open to traffic

Smothers Creek Bridge (Lavaca County, Texas)
Built 1930
Through truss bridge over Smothers Creek on CR 183
Open to traffic

Smyth Road Bridge (Oconto County, Wisconsin)
Built 1928
Through truss bridge over North Branch Oconto River on Smyth Road
Open to traffic

Snag Creek Bridge (Cedar County, Missouri)
Built 1915 by the Canton Bridge Co.
Pony truss bridge over Snag Creek on CR 1101
Open to traffic

Snail Creek Bridge #41 (Franklin County, Indiana)
Built 1920
Concrete tee beam bridge over Snail Creek on Snail Creek Road
Open to traffic

Snail Creek Bridge #44 (Franklin County, Indiana)
Built 1905
Slab bridge over Snail Creek on Snail Creek Road
Open to traffic

Snail Creek Bridge #45 (Franklin County, Indiana)
Built 1905
Slab bridge over Snail Creek on Snail Creek Road
Open to traffic

Snake Creek Bridge (Blaine County, Montana)
Built 1911
Pony truss bridge over Snake Creek on CR 323
Open to traffic

Snake Creek Bridge (McIntosh County, Oklahoma)
Built ca. 1940
Arch bridge over Snake Creek on E1090 Rd.
Open to traffic

Snake Creek Canal Bridge (Monroe County, Florida)
Built 1981
Bascule bridge over Snake Creek Canal on US 1 at Plantation Key in Islamorada, Village of Islands
Open to traffic

Snake Ravine Bridge (Stanislaus County, California)
Built 1918
Concrete arch bridge over Snake Ravine on CA 132
Open to traffic

Snake River Bridge (Bingham County, Idaho)
Built 1936
Through truss bridge over Snake River on W. Bridge Street in Blackfoot
Open to traffic

Snake River Bridge (Asotin County, Washington)
Built 1939
Vertical lift bridge over Snake River on US 12 in Clarkston
Open to traffic

Snake River Bridge (Teton County, Wyoming)
Built 1910; rehabilitated 1960
Pratt through truss bridge over Snake River on CR 22-11 in Hoback
Open to traffic

Snapp Creek Bridge (Knox County, Indiana)
Built ca. 1930
Pony truss bridge over Snapp Creek on CR 200W
Open to Traffic

Snapper Creek Bridge (Chambers County, Alabama)
Built 1930
Pony truss bridge over Snapper Creek on CR 174
Open to traffic

SNC - Dry Brook Bridge (Saratoga County, New York)
Built ca. 1890
Deck plate girder bridge over Dry Brook on Saratoga & North Creek Railroad
Open to traffic

SNC - Hadley Bridge (Saratoga County, New York)
Built 1943 to replace earlier 1894 truss bridge
Deck truss bridge over Sacandaga River on Delaware & Hudson RR
Open to traffic

SNC - NY 9N Overpass (N) (Saratoga County, New York)
Built 1939
Deck plate girder bridge over Route 9N on Saratoga & North Creek Railroad
Open to traffic

SNC - NY 9N Overpass (S) (Saratoga County, New York)
Built 1924
Deck plate girder bridge over NY 9N on Saratoga & North Creek Railway
Open to traffic

SNC - Stony Creek Bridge (Warren County, New York)
Built 1943
Warren through truss with all verticals bridge over Stony Creek on Saratoga & North Creek Railway
Open to traffic

SNI Bridge spillway- Oil Creek (Allegany County, New York)
Bridge over Oil Creek
Open to traffic

Snider Bridge (Adams County, Iowa)
Built 1885 by Reeve, Ward and Keepers of Clinton, Iowa
Pony truss bridge over Kemp Creek on 220th Street, west of Corning
Open to traffic

Snipe Creek Bridge (Jasper County, Iowa)
Built 1921
Pony truss bridge over Snipe Creek on 115th Avenue
Open to traffic

Snipe Creek Bridge (Jasper County, Iowa)
Built 1927
Pony truss bridge over Snipe Creek on 99th Avenue
Open to traffic

Snipe Hollow Branch Bridge (Jo Daviess County, Illinois)
Built 1920
Bridge over Snipe Hollow Branch on W. Longhollow Rd
Open to traffic

Snipe Slough Route O Bridge (Dunklin County, Missouri)
Built 1922-23; rehabilitated and widened in 1931
Pony truss bridge over Snipe Slough on Route O just southwest of Kennett
Open to traffic

Snohomish River Bridge (Northbound) (Snohomish County, Washington)
Built 1927; rehabilitated 1994
Vertical lift bridge over Snohomish River on northbound WA-529
Open to traffic

Snohomish River Bridge (Southbound) (Snohomish County, Washington)
Built 1954
Vertical lift bridge over Snohomish River on southbound WA-529
Open to traffic

Snook's Covered Bridge 38-05-23 (Bedford County, Pennsylvania)
Built 1883; rehabilitated 1994
Covered bridge over Dunnings Creek on Fish Hatchery Rd (TR 578)
Open to traffic

Snow Hill Bridge (Worcester County, Maryland)
Built 1932
Bascule bridge over Pocomoke River on MD 12 in Snow Hill
Open to traffic

Snow Hill Covered Bridge 14-24-09 (Franklin County, Indiana)
Built 1894 by William Butts and John Horn; rehabilitated 1987 and 2010-11
Covered bridge over Johnson Fork Whitewater River on Snow Hill Road
Restored and open for traffic.

Snow Road Bridge (Berrien County, Michigan)
Built 1924; rehabilitated 1996
Wooden bridge over Hickory Creek on Snow Road
Open to traffic

Snow-Reed Bridge (Broward County, Florida)
Built 1925 by the Champion Bridge Co.
Swing bridge over North Fork New River on Palm Avenue in Fort Lauderdale
Open to traffic

Snyder Covered Bridge 38-19-14 (Columbia County, Pennsylvania)
Built 1876
Covered bridge over Roaring Creek on Rarig Road, southeast of Catawissa
Open to traffic

Snyder Park Road Bridge (Clark County, Ohio)
Built 1897; rehabilitated 1995
Steel arch bridge over Buck Creek on Snyder Park Road N. in Springfield
Open to traffic

Snyder Rd (Licking County, Ohio)
Modern Warren pony truss bridge
Open to traffic

Snyder Road Bridge (Lincoln County, Missouri)
Bridge over Spring Branch on Snyder Road
Open to traffic

So Main Street Bridge (Madison County, Kentucky)
Built 1954
Concrete culvert bridge over Brushy Fork Creek on South Main Street
Open to traffic

So Walnut Street over Road Run Creek (Washington County, Kentucky)
Bridge
Open to traffic

Soakas Creek Winston-Salem Southbound Railway Bridge (Forsyth County, North Carolina)
Built 1910
Deck plate girder bridge over Soakas Creek on WSSRR/CSXTRR
Open to traffic

Soapstone Creek Bridge (Clatsop County, Oregon)
Built 1928
Concrete arch bridge over Soapstone Creek on OR 53
Open to traffic

Soapstone Creek Culvert (Towns County, Georgia)
Built 1948
Culvert over Soapstone Creek on Sr 17, Sr 75
Open to traffic

Social Island (Franklin County, Pennsylvania)
Built ca. 1850
Stone arch bridge over Conococheague Creek on PA 3012
Open to traffic

Soda Butte Creek Bridge (Park County, Wyoming)
Built 1934
Slab bridge over Soda Butte Creek on Northeast Entrance
Open to traffic

Soda Canyon driveway (Napa County, California)
Kingpost pony truss bridge over Soda Creek on Private Drive
Open to traffic

Soda Creek Bridge (Napa County, California)
Built 1910; rehabilitated 1955
Stone arch bridge over Soda Creek on CA 128
Open to traffic

Soda Creek Road Bridge (Shasta County, California)
Built 1960
Bailey truss bridge over South Fork Soda Creek on Soda Creek Road
Open to traffic

Soda Creek Road Bridge (Shasta County, California)
Built 1930
Pony truss bridge over Soda Creek on Soda Creek Road
Open to traffic

Soda Fork Bridge (Linn County, Oregon)
Built 1936
Concrete deck girder bridge over Soda Fork on U.S. 20
Open to traffic

Soda Springs Road Bridge (Placer County, California)
Built 1900
Pony truss bridge over North Fork American River on Soda Springs Road
Open to traffic

Soeth Road Bridge (Glenn County, California)
Built 1900
Pratt Through truss bridge over Stony Creek on Soeth Road
Open to traffic

Sol Duc River Bridge (Clallam County, Washington)
Built 1941
Through truss bridge over Sol Duc River on US 101
Open to traffic

Solano Avenue Tunnel (Alameda County, California)
Built 1930
Tunnel under under Marin Avenue on Solano Avenue
Open to traffic

Soldier Creek Bridge (Osage County, Kansas)
Built ca. 1950
Pony truss bridge over Soldier Creek, 4.5 mi. west and 0.6 mi. south of Burlingame
Open to traffic

Soldiers Creek Bridge (Cotton County, Oklahoma)
Built 1931
Pony truss bridge over Soldiers Creek on OK 5 in Walters
Open to traffic

Soledad Canyon Road Overpass (Los Angeles County, California)
Built 1938
Arch bridge over UP Railroad on Soledad Canyon Road
Open to traffic

Soledad Canyon Road Santa Clara River Bridge (Mill Canyon) (Los Angeles County, California)
Built 1952
Steel stringer bridge over Santa Clara River on Soledad Cyn Road
Open to traffic

Soledad Canyon Road Santa Clara River Bridge (Mill Canyon) (Los Angeles County, California)
Bridge over Santa Clara River on Soledad Canyon Road
Open to traffic

Soledad Canyon Tunnel (Los Angeles County, California)
Built 1935
Tunnel on Soledad Canyon Road
Open to traffic

Solitude Wash Bridge (Grand County, Utah)
Built 1948
Concrete rigid frame bridge over Solitude Wash on Old US6/50
Open to traffic

Somerset Railroad West Jackson Street Trestle (Niagara County, New York)
Built around 1983
Bridge over West Jackson Street and Eighteen Mile Creek
Open to traffic

Somerset Road Bridge (Bexar County, Texas)
Built 1914
Concrete arch bridge over Leon Creek on Somerset Road in San Antonio
Open to traffic

Somerset Street over Lincoln Highway Bridge (Somerset County, Pennsylvania)
Built 1938
Concrete rigid frame bridge over Lincoln Highway (US 30) on Somerset Street (SR 4019)
Open to traffic

Sonestown Covered Bridge 38-57-03 (Sullivan County, Pennsylvania)
Built 1850; rehabilitated 2001
Covered bridge over Muncy Creek on Champion Road (TR 310)
Open to traffic

Songo River Bridge (Cumberland County, Maine)
Built 1926
Swing bridge over Songo River in Naples
Open to traffic

Sonora Road Bridge (Preble County, Ohio)
Built 1902
Through truss bridge over Twin Creek on TR 455
Open to traffic

Soo Line High Bridge (Washington County, Minnesota)
Built 1910-11 by Wisconsin Central RR replacing a bridge downstream.
Steel arch bridge over St. Croix River on Canadian National Railroad
Open to traffic

Soo Line Junction Overpass (Ramsey County, Minnesota)
Built 1907
Warren through truss bridge over BNSF Railway on Soo Line Railroad
Open to traffic

Soper Road Bridge (Clinton County, New York)
Built 1910; rehabilitated 1960
Through truss bridge over Saranac River on Soper Road
Open to traffic

Soquel Creek Bridge (Santa Cruz County, California)
Built 1947; rehabilitated 1995
Concrete arch bridge over Soquel Creek, Wharf Road on CA 1 in Capitola
Open to traffic

Soquel Drive Bridge (Santa Cruz County, California)
Built 1928
Concrete arch bridge over Aptos Creek on Soquel Drive in Aptos
Open to traffic

Sorlie Memorial Bridge (Polk County, Minnesota)
Built 1929
Through truss bridge over Red River on Business US 2 in East Grand Forks
Open to traffic

Sorrel Creek Bridge (Garland County, Arkansas)
Built circa 1920, Refurbished 1930
Small concrete arch bridge over Sorrel Creek on AR 7
Open to two-lane traffic

Soscal Avenue Bridge (Napa County, California)
Built 1980
Beam bridge over Napa River on Soscol Avenue in Napa
Open to traffic

Soscal Avenue Napa River Bypass (Napa County, California)
Built 2004, bypass not excavated as of 2009.
Beam bridge over Napa River Bypass on Soscol Avenue in Napa
Open to traffic

Soto Street Bridge (Los Angeles County, California)
Built 1928; rehabilitated 1987, seismic refit, 1996
Open spandrel Concrete arch bridge over Los Angeles River on Soto Street in Vernon
Open to traffic

Soto Street Overpass (Los Angeles County, California)
Built 1936
Plate girder bridge over Mission Road/Huntington Drive on Soto Street in Los Angeles
Open to traffic

Soto Street Viaduct (Los Angeles County, California)
Built 1936
Steel stringer bridge over Valley Blvd/Sptco on Soto Street in Los Angeles
Open to traffic

SOU - New Tunnel 24 (Morgan County, Tennessee)
Built in 1962 as part of the tunnel bypass program which replaced tunnels 22, 23 and 24 with new 22 and new 24 and built the Emory River Bridge between the two new tunnels. It was placed in service Nov. 12, 1962.
Tunnel under Tunnels through Nemo Mountain on Railroad
Open to traffic, railroad tunnel, approximately 40 - 50 trains in a 24 hour period.

Soucook River Bridge (Merrimack County, New Hampshire)
Built 1936; rehabilitated 1989
Concrete tee beam bridge over Soucook River on NH- 9
Open to traffic

Souderton Pike Bridge (Bucks County, Pennsylvania)
Built 1902; rehabilitated 1982
Stone arch bridge over Morris Run on Souderton Pike near Blooming Glen in Hilltown Twp
Open to traffic

Souhegan River Bridge (Hillsborough County, New Hampshire)
Built 1931
Stone arch bridge over Souhegan River on NH 13 in Milford
Open to traffic

Souris River Bridge (McHenry County, North Dakota)
Built 1902
Through truss bridge over Souris River on Railroad Road, 4 mi. north of Towner
Open to traffic

South - Marsh Street at San Luis Obispo Creek (San Luis Obispo County, California)
Built 1948
Steel stringer bridge over San Luis Obispo Creek on Marsh Street
Open to traffic

South 12th Avenue East Bridge (Jasper County, Iowa)
Built 1921
Slab bridge over Elk Creek Tributary on South 12th Avenue East
Open to traffic

South 16th Street Bridge (Harrison County, Missouri)
Built ca. 1930
Concrete tee beam bridge over Bucks Branch on 16th Street
Open to traffic

South 2nd Street Bridge (Pike County, Missouri)
Bridge over Tributary Mississippi River on South 2nd Street
Open to traffic

South 3rd Street Bridge (Nemaha County, Nebraska)
Pony truss bridge over Whiskey Run Creek on South 3rd Street
Open to traffic

South 4th Street Bridge (Leavenworth County, Kansas)
Built 1916
Closed-spandrel arch bridge over Three Mile Creek on US 73, KS 7, KS 92
Open to traffic

South 9th Street Bridge (Guernsey County, Ohio)
Pony truss bridge on South 9th Street over Leatherwood Creek
Open to traffic