There are 2,003 bridges in this category · Only showing 1,873 bridges with photos
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Navigable waterway

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San Francisco-Oakland Bay Bridge (San Francisco County, California)
Built 1936; rehabilitated 1962; partial collapse 1989; west span siesmic retrofit 2013; east span replaced 2013.
Suspension bridge over San Francisco Bay on I-80 connecting San Francisco, Yerba Buena Island, and Oakland
Open to traffic

San Jacinto Street Drawbridge (Harris County, Texas)
Built 1881; Replaced by the current concrete arch bridge in 1914
Lost Pennsylvania through truss bridge over Buffalo Bayou on San Jacinto Street
Replaced

San Joaquin River Bridge (San Joaquin County, California)
Built 1933
Howe Through truss bridge over San Joaquin River on CA 4 in Stockton
Open to traffic

Sarah Mildred Long Bridge (Rockingham County, New Hampshire)
Built 1940; rehabilitated 1991; railroad use discontinued Dec. 2015; replaced 2017-2018
Vertical lift bridge over Piscataqua River on US 1 Bypass in Portsmouth
Replaced by a new bridge

Sarasota Bay Bridge (Sarasota County, Florida)
Built 1972
Bascule bridge over Sarasota Bay on FL 758 (Siesta Drive) in Siesta Key
Open to traffic

Sarasota Pass Bridge (Manatee County, Florida)
Built 1956
Bascule bridge over Sarasota Pass on FL 684 in Bradenton Beach
Open to traffic

Sarasota Pass Bridge (Manatee County, Florida)
Built 1957
Bascule bridge over Sarasota Pass on FL 64 in Sarasota
Open to traffic

Sassafras River Bridge (Kent County, Maryland)
Built 1985
Bascule bridge over Sassafras River on MD 213
Open to traffic

Saugatuck River Bridge (Fairfield County, Connecticut)
Built 1884 by the Union Bridge Co.; rehabilitated 1993
Swing through truss bridge over Saugatuck River on CT 136 in Westport
Open to traffic

Saugus River Bridge (Essex County, Massachusetts)
Built 1913
Bascule bridge over Saugus River on MA 107 (Western Avenue) in Lynn
Replaced by a new bridge

Sauk City Bridge (Old) (Sauk County, Wisconsin)
Built 1923; Replaced 1965
Pony plate girder bascule bridge over Wisconsin River on Wisconsin Highway 12 Bryant Street
Replaced by a new bridge

Sault Ste. Marie International Rail Bridge (Chippewa County, Michigan)
Built 1887; Swing span added 1895; Bascule spans added 1913; Vertical lift added 1960.
Camelback through truss bridge over St Mary's River / Soo Locks on a railroad crossing connecting to Canadian rail system
Open to traffic

Savanna-Sabula Bridge (Carroll County, Illinois)
Built 1932; rehabilitated 1985; Scheduled for replacement beginning 2015
Continuous through truss bridge over the Mississippi River on US 52/IL 64/IA 64 at Savanna
Open to traffic

Savannah Road Bridge (Sussex County, Delaware)
Built 1983
Bascule bridge over Lewes-Rehoboth Canal on Savannah Road in Lewes
Open to traffic

Saybrook Bridge (Middlesex County, Connecticut)
Lost Through truss bridge over Connecticut River on Connecticut Turnpike Saybrook Electric railway and highway
No longer exists

SBD - Gasparilla Sound Causeway (Middle) (Charlotte County, Florida)
Built 1911; Abandoned 1981
Abandoned pony/through plate girder bridge over Gasparilla Sound on Abandoned Charlotte Harbor & Northern Railway
Abandoned with swing span in open position

SCL - Altamaha River Bridge (Glynn County, Georgia)
Abandoned pratt through truss bridge over Altamaha River on Abandoned Seaboard Coast Line Railroad
Derelict/abandoned

SCL - Ashley River Bridge (Charleston County, South Carolina)
Built 1917
Lost Pratt through truss bridge over Ashley River on Charleston & Savannah RR
No longer exists

SCL - Hilton Drawbridge (Old) (New Hanover County, North Carolina)
Built in 1914 ; replaced 1971
Lost Warren through truss bridge over Cape Fear River on Seaboard Coast Line Railroad
Replaced by a new bridge

SCL - Savannah River Bridge (Chatham County, Georgia)
Built 1952 after the bascule bridge was hit by a ship in 1951; South tower hit 1966, sending the bridge into the water; Re-opened 1967; Hit again in 1968 & 1969; Final hit April 1971 to the north tower, removed afterwards
Lost Warren through truss bridge over Savannah River on Seaboard Coast Line Railroad
Removed

Scott W. Lucas Bridge (Mason County, Illinois)
Built 1936; rehabilitated 1998
Cantilevered through truss bridge over the Illinois River on US 136/IL 78/IL 97 at Havana
Open to two-lane traffic

Scottsburg Bridge (Douglas County, Oregon)
Built 1929
Continuous Warren through truss bridge over Umpqua River on OR 38
Open to traffic

SCXF - Moore Haven Swing Bridge (Glades County, Florida)
Pony/through plate girder bridge over Caloosahatchee River. on South Central Florida Express
Open to traffic

Seabrook Bridge (Orleans Parish, Louisiana)
Built 1975
Bascule bridge over the Inner Harbor Navigation Canal on Lakeshore Drive in New Orleans
Open to traffic

Seaford Bridge (Sussex County, Delaware)
Built 1925 by the Chicago Bascule Bridge Co.
Bascule bridge over Nanticoke River on Front Street in Seaford
Open to traffic

Seaport Causeway Bridge (Miami-Dade County, Florida)
Built 1964
Bascule bridge over Biscayne Bay on Seaport Causeway in Miami
Closed to all traffic

Seaway Skyway (St. Lawrence County, New York)
Built 1960
Suspension bridge over St. Lawrence River at Ogdensburg
Open to traffic

Second Avenue Bridge (Alpena County, Michigan)
Built 1939; rehabilitated 1988
Bascule bridge over Thunder Bay River on Second Avenue in Alpena
Open to traffic

Second Carver Railroad Bridge (Carver County, Minnesota)
Built 1895
Lost Lattice through truss bridge over Minnesota River on Former Minneapolis & St. Louis Railway
Replaced by a new bridge

Second Hannibal Bridge (Jackson County, Missouri)
Built 1917 to replace First Hannibal Bridge; auto deck abandoned 1956
Baltimore through truss double deck swing bridge over Missouri River on BNSF Railway in Kansas City
Open to railroad traffic

Seddon Island Scherzer Rolling Lift Bridge (Hillsborough County, Florida)
Built 1908 by Phoenix Bridge Company
Lost Warren through truss bridge on the former Seaboard Air Line Railway, later used as a private road in Tampa, dismantled May 1984
Replaced by a new bridge

Senator Robert D. Fleming Bridge (Allegheny County, Pennsylvania)
Built 1960; part of approach span destroyed by fire in 1981-replaced later and reopened in 1983; rehabilitated in 1986
Deck truss bridge over the Allegheny River on PA 8 (62nd Street) in Pittsburgh
Open to traffic

Seneca Bridge (LaSalle County, Illinois)
Built 1932; rehabilitated 1986; destroyed 2010 (main span imploded at 7AM on 11/18/2010)
Lost four-span through truss bridge over the Illinois River on IL 170 at Seneca
Replaced by nasty UCEB

SF&NV - Steamboat Slough Swing Bridge (Sonoma County, California)
Built 1905 by the San Francisco and Napa Valley RR (later Southern Pacific), abandoned 1933, destroyed by fire in mid 1950s
Lost Through truss bridge over Steamboat Slough on San Francisco and Napa Railroad/Southern Pacific Railroad
Destroyed by fire

SGLR - Caloosahatchee River Bridge (Lee County, Florida)
Built ca. 1903 as a swing bridge by the Atlantic Coast Line Railroad; main span replaced 1977 with a bascule draw
Bascule bridge over the Caloosahatchee River on the Seminole Gulf Railway in North Fort Myers
Open to traffic

Shark River Bridge (Monmouth County, New Jersey)
Built 1927; replaced 2005
Lost bascule bridge over Shark River on NJ 35 in Belmar
No longer exists

Shark River Bridge (Monmouth County, New Jersey)
Built 1932; rehabilitated 1989
Bascule bridge over Shark River on NJ 71 in Belmar
Open to traffic

Sharp's Ferry Bridge (Marion County, Florida)
Built 1928
Swing bridge over Oklawaha River on CR 314
Open to pedestrians only

Sharptown Bridge (Wicomico County, Maryland)
Built 1912
Pratt through truss bridge over Nanticoke River on Maryland State Route 313 Sharptown Road
Replaced by a new bridge

Shawneetown Bridge (Gallatin County, Illinois)
Opened to traffic June 1, 1956
Through truss bridge over the Ohio River on IL 13/KY 56 at Old Shawneetown
Open to traffic

Sheboygan River Bridge (Sheboygan County, Wisconsin)
Built 1995
Bascule bridge over Sheboygan River on S. 8th Street in Sheboygan
Open to traffic

Ship Channel Bridge (Cape May County, New Jersey)
Built 1933
Bascule bridge over Ship Channel on NJ 52 in Ocean City
Replaced by a new bridge

Shrewsbury River Bridge (Monmouth County, New Jersey)
Built 1950
Bascule bridge over Shrewsbury River on CR 520 in Rumson
Open to traffic

Shrewsbury River Bridge (Monmouth County, New Jersey)
Built 1932; rehabilitated 1960
Bascule bridge over Shrewsbury River on NJ 36 in Highlands
Replaced by a new bridge

Silver Memorial Bridge (Mason County, West Virginia)
Built 1969
Through truss bridge over Ohio River on US 35 in Point Pleasant
Open to traffic

Simon Kenton Memorial Bridge (Mason County, Kentucky)
Built 1931; Bypassed by the cable-stayed William H. Harsha Bridge in 2000, rehabed in 2003-2004
Suspension bridge over Ohio River on Business US 62/68 in Maysville
Open to traffic

Siouxland Veterans Memorial Bridge (Woodbury County, Iowa)
Built 1981; rehabilitated 1983
Steel through arch bridge over Missouri River on US 77 in Sioux City
Open to traffic

Sister Bridge I: Roberto Clemente Bridge (Allegheny County, Pennsylvania)
Built 1928; rehabilitated 1995
Suspension bridge over Allegheny River on Sixth Street in Pittsburgh
Open to traffic

Sister Bridge II: Andy Warhol Bridge (Allegheny County, Pennsylvania)
Built 1926; rehabilitated 1977
Suspension bridge over Allegheny River on Seventh Street in Pittsburgh
Open to traffic

Sister Bridge III: Rachel Carson Bridge (Allegheny County, Pennsylvania)
Built 1926; rehabilitated 1993
Suspension bridge over Allegheny River on Ninth Street in Pittsburgh
Open to traffic

Sisters Creek Bridge (Duval County, Florida)
Built 1952
Bascule bridge over Sisters Creek on FL 105 in Jacksonville
Replaced by a new bridge

Siuslaw River Bridge (Lane County, Oregon)
Built 1936; rehabilitated 1977, Rehabilitated 2010
Bascule bridge over Siuslaw River on US 101 in Florence
Open to traffic

Sixteenth Street Bridge (Allegheny County, Pennsylvania)
Built 1922; rehabilitated 1982
Steel through arch bridge over Allegheny River on Sixteenth Street in Pittsburgh
Open to traffic

Sixteenth Street Bridge (Old) (Milwaukee County, Wisconsin)
Built 1890; Replaced 1929
Lost bascule bridge over Menomonee River on 16th Street
Replaced by a new bridge

Skagit River Bridge (Skagit County, Washington)
Built 1953
Swing bridge over Skagit River on WA 536 in Mount Vernon
Open to traffic

Slayton Settlement Road Bridge (Niagara County, New York)
Built 1911; rehabilitated 1993
Through truss bridge over Erie Canal on Slayton Settlement Road
Open to traffic

Sloop Channel Bridge (Nassau County, New York)
Built 1934; rehabilitated 1993
Bascule bridge over Sloop Channel on Meadowbrook State Parkway
Open to traffic

SMART - Haystack's Landing Bridge (New) (Sonoma County, California)
Built 2015
Warren through truss bridge over Petaluma River on Sonoma-Marin Area Rail Transit
Open to traffic

Smith Bridge (Will County, Illinois)
Built 1957 as part of US 66; rehabilitated 1979, 1997, and 2014.
Pair of cantilevered through truss bridges over Des Plaines River on I-55 southwest of Joliet in Channahon
Open to four lanes of traffic

Smith Covered Bridge 14-70-01 (Rush County, Indiana)
Built 1877 by A. M. Kennedy; rehabilitated 1996
Covered bridge over Flatrock River on CR 150 North
Open to traffic

Smith Creek Bridge (New Hanover County, North Carolina)
Built 1931; rehabilitated 1962
Swing bridge over Smith Creek on Castle Hayne Road in Wrightsboro
Open to traffic

Smith Street Bridge (Monroe County, New York)
Built 1910
Warren pony truss bridge over Erie Canal on Smith Street in Brockport
Open to traffic

Smithfield Street Bridge (Allegheny County, Pennsylvania)
Built 1883 under the direction of engineer Gustav Lindenthal
Two-span lenticular through truss bridge over Monongahela River on Smithfield Street in Pittsburgh
Open to four lanes of traffic

Smithland Bridge (Livingston County, Kentucky)
Built 1931; rehabilitated 1954
Through truss bridge over Cumberland River on US 60 at Smithland
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 River Bridge (Asotin County, Washington)
Built 1939
Vertical lift bridge over Snake River on US 12 in Clarkston
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-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

Somerfield Dam Bridge (Fayette County, Pennsylvania)
Built 1946; replaced 2005
Lost deck truss bridge over Youghiogheny River on US 40
Replaced by a new bridge

South Andrews Avenue Bridge (Broward County, Florida)
Built 1981
Bascule bridge over New River on South Andrews Avenue in Fort Lauderdale
Open to traffic

South Bristol Bridge (Lincoln County, Maine)
Built 1933; rehabilitated 1984
Swing bridge over The Gut on 129 in South Bristol
Replaced by a new bridge

South First Street Bridge (Union County, New Jersey)
Built 1908
Bascule bridge over Elizabeth River on South First Street in Elizabeth
Replaced by a new bridge

South Fork New River Bridge (Broward County, Florida)
Built 1956
Bascule bridge over So. Fork New River on FL 84 in Fort Lauderdale
Open to traffic

South Front Street Bridge (Union County, New Jersey)
Built 1922; rehabilitated 1974
Bascule bridge over Elizabeth River on South Front Street in Elizabeth
Intact but closed to all traffic

South Grand Island Bridge (NB) (Erie County, New York)
Built 1963
Steel through arch bridge over Niagara River/Rt 266 on I-190 (NB)
Open to traffic

South Grand Island Bridge (SB) (Erie County, New York)
Built 1935; rehabilitated 1963
Steel through arch bridge over Niagara River on I-190 (SB)
Open to traffic

South Lafourche Bridge (Lafourche Parish, Louisiana)
Built 1972
Vertical lift bridge over Bayou Lafourche on LA 308S in Galliano
Open to traffic

South Market Street Bridge (New Castle County, Delaware)
Built 1927
Bascule bridge over Christina River on South Market Street in Wilmington
Open to traffic

South Mills Bridge (Camden County, North Carolina)
Built 1934
Bascule bridge over Dismal Swamp Canal on US 17
Open to traffic

South Omaha Bridge (Douglas County, Nebraska)
Built 1936; rehabilitated 1999; demolished 2010
Lost through truss bridge over Missouri River on US 275/NE 92/IA 92 in Omaha
Demolished and replaced

South Park Avenue Bridge (Erie County, New York)
Built 1952; rehabilitated 2005
Vertical lift through truss bridge over Buffalo River on South Park Avenue in Buffalo
Open to traffic

South Park Bridge (King County, Washington)
Built 2014
Through truss bridge over Duwamish River on 14 Avenue
Open to traffic

South Park Bridge (Old) (King County, Washington)
Built 1931
Bascule bridge over Duwamish River on 14th Avenue South in Seattle
Demolished. Main span removed September 1, 2010.

South Quay Road Bridge (Southampton County, Virginia)
Built 1940
Swing bridge over Blackwater River on Southquay Road in Suffolk
Open to traffic

South Shore - 130th Street Railroad Bridge (Old) (Cook County, Illinois)
Built 1908; Replaced 1966
Lost Through truss bridge over Calumet River on Chicago Southshore & South Bend
Superstructure replaced

South Slough Bridge (Coos County, Oregon)
Built 1991
Bascule bridge over South Slough on Cape Arago Highway in Charleston
Open to traffic

South Slough Bridge (Coos County, Oregon)
Built 1934, Replaced 1991
Lost through truss swing span bridge over South Slough on Cape Arago Highway
Replaced by a new bridge

South Tenth Street Bridge (Allegheny County, Pennsylvania)
Built 1933; rehabilitated 1994
Suspension bridge over the Monongahela River on South Tenth Street in Pittsburgh
Open to traffic

Southern - New Basin Canal Bridge (Orleans Parish, Louisiana)
Lost Girder bridge over New Basin Canal on Southern Railway
Demolished

Southern - Ocmulgee River Bridge (Pulaski County, Georgia)
Built 1890 Lost 1993
Lost Warren through truss with no verticals bridge over Ocmulgee River on Southern Railway Company
Removed

Southern Boulevard Bridge (Palm Beach County, Florida)
Built 1950
Bascule bridge over Intracoastal Waterway on Southern Boulevard in West Palm Beach
Open to traffic

Southside Bridge (Kanawha County, West Virginia)
Built 1936; rehabilitated 1990
Through truss bridge over Kanawha Blvd., Maccorkle Ave. (WV 61), railroad tracks, Kanawha River on Dickinson Street in Charleston
Open to traffic

Southwest Highway Bridge (Cook County, Illinois)
Built 1931; rehabilitated 1971
Through truss bridge over Cal Sag Channel on Southwest Highway (IL 7) in Palos Heights
Open to traffic

SP - Clear Creek Swing Bridge (Galveston County, Texas)
Removed in the 1990s
Lost Pony/through plate girder bridge over Clear Creek on Southern Pacific Railroad
Removed but not replaced

SP - Dumbarton Bridge (Alameda County, California)
Built 1910, last used 1982.
Abandoned baltimore through truss bridge over San Francisco Bay on Caltrain
Abandoned

SP - Neches River Bridge (Jefferson County, Texas)
Opened in 1941, abandoned in 1967, and removed in 1969.
Lost Warren through truss Abt bascule bridge over Neches River on Railroad (Southern Pacific)
Removed but not replaced

SP - Neches River Bridge (Older) (Jefferson County, Texas)
Replaced 1918
Lost Through truss bridge over Neches River on Southern Pacific RR
Removed but not replaced

SP - Snodgrass Slough Bridge (Sacramento County, California)
Built 1912: Removed 1971
Lost Warren through truss bridge over Snodgrass Slough on Southern Pacific Railroad
Removed

SP - Willamette River Bridge (Old) (Linn County, Oregon)
Built 1887; Replaced 1921
Lost Howe pony truss bridge over Willamette River on Southern Pacific RR
Replaced by a new bridge

SP - Yuma Swing Bridge (1st) (Yuma County, Arizona)
Built 1877; Destroyed July 1, 1884
Lost Howe pony truss bridge over Colorado River on Southern Pacific Railroad
Destroyed by flooding