There are 13,681 bridges in this category · Only showing 7,573 bridges with photos
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Owned by state

Smith Street Bridge (Providence County, Rhode Island)
Built 1872; Replaced ca. 1981
Lost Pratt through truss bridge over Northeast Corridor (Amtrak) on Smith Street (US 44)
Replaced by new bridge

Smith's Bridge (Will County, Illinois)
Buiilt 1911; Replaced 1932
Lost Pratt through truss bridge over Des Plaines River on Road
Replaced by a new bridge

Smith's Bridge 08-02-01 #2 (New Castle County, Delaware)
Built 1839 (Burr Truss Covered Bridge); Reconstructed 2002 (see Description for details)
Covered bridge with steel beams over Brandywine Creek on Smith Bridge Road
Open to traffic

Smith-McGee Bridge (Hart County, Georgia)
Built in 1922 as a toll bridge; Tolls removed in 1926; Replaced in 1983 with a new bridge but left in place for pedestrians.
Camelback through truss bridge over Savannah River on GA 181
Bridge still exists but with the eastern span removed for boat traffic

Smithfield Avenue Bridge (Providence County, Rhode Island)
Replaced ca. 1984
Lost Pratt through truss bridge over Northeast Corridor (Amtrak) on Smithfield Avenue (RI 126)
Replaced by new bridge

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

Smiths Creek Bridge (Franklin County, Arkansas)
Built 1928 by the Virginia Bridge & Iron Co.; replaced 2004 and relocated to a nearby field
Pony truss bridge formerly over Smiths Creek on AR 309
Closed to all traffic

Smithton Bridge (Westmoreland County, Pennsylvania)
Built 1900 by the Pittsburgh Bridge Co.; rehabilitated 1935 and 1964; replaced 1986
Lost cantilevered through truss bridge over Youghigheny River on PA 981 in Smithton
Replaced by new bridge

Smithton Bridge (Westmoreland County, Pennsylvania)
Built in 1900, rehabilitated in 1934-5; Replaced 1986
Lost Through truss bridge over Youghiogheny Riv/Bike Tr on Sr 0981
Replaced by new bridge

Smithton High Level Bridge (Westmoreland County, Pennsylvania)
Built 1956; rehabilitated 2002
Deck truss bridge over Youghiogheny River on I-70
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

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

SNETT - Canal Street Overpass (North) (Worcester County, Massachusetts)
Built 1917; being converted to trail use 2014
Deck plate girder bridge over Canal Street on Southern New England Trunkline Trail
Under construction

SNETT - St. Paul Street Bridge (Worcester County, Massachusetts)
Built 1901
Deck plate girder bridge over St. Paul Street on Southern New England Trunkline Trail/East Coast Greenway
Under construction

SNETT - Triad Bridge (Worcester County, Massachusetts)
Abandoned Pratt deck truss girder bridge over Blackstone River, P&W Providence Main on Southern New England Trunkline Trail
Derelict/abandoned

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

Sni-A-Bar Creek Bridge (Lafayette County, Missouri)
Built 1929; replaced 2010
Lost through truss bridge over Sni-A-Bar Creek on MO 224 (Old US 24) at Wellington
No longer exists

Sni-A-Bar Creek Route D Bridge (Lafayette County, Missouri)
Built 1934
Pony truss bridge over Sni-A-Bar Creek on Route D
Replaced by a new bridge

Sni-A-Bar Creek Route H Bridge (Jackson County, Missouri)
Built 1929
Pratt through truss bridge over Sni-A-Bar Creek on Route H
Lost

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

Snoqualmie Falls Motel Covered Bridge (King County, Washington)
Built 1986
Pratt through truss bridge over Railroad Avenue (Washington State Route 202)


Snoqualmie Valley Trail - Reinig Bridge (King County, Washington)
Built 1916; Abandoned 1980; Converted to pedestrian use
Pratt through truss bridge over Snoqualmie River on pedestrian walkway
Open to pedestrians

Snoqualmie Valley Trail - Tokul Creek Trestle (King County, Washington)
Deck plate girder bridge over Tokul Creek on Trail
Open to pedestrians only

Snoqualmie Valley Trail - Tolt River Bridge (King County, Washington)
Deck plate girder bridge over Tolt River on Trail
Open to pedestrians only

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

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

Soden Grove Bridge (Lyon County, Kansas)
Built 1923; made obsolete by new bridge in 1987
Marsh arch bridge over Cottonwood River on old K-99 at Emporia
Open to pedestrians only

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

Soldiers Home Bridge (Hennepin County, Minnesota)
Built 1908
Steel arch bridge over Minnehaha Creek on Soldiers Road in Minneapolis
Open to pedestrians only

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

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

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

Soo Line "S" Bridge (Eau Claire County, Wisconsin)
Warren deck truss bridge over Chippewa River on the Chippewa River State Trail (formerly Soo Line Railroad)
Open to pedestrians

Soo Line - Blanchard Crossing (Morrison County, Minnesota)
Built in 1909 as part of the line from Brooten to Duluth; railline discontinued in 1993; rehabilitated for recreational use in 2006; reopened as a bike trail in 2007
Warren deck truss bridge over Mississippi River on Soo Line Bike Trail at Blanchard Dam
Open to pedestrians

Soo Line ATV Trail - Genola Bridge (Morrison County, Minnesota)
Deck plate girder bridge over Platte River on Soo Line ATV Trail
Open to pedestrians

Soo Line ATV Trail - Mud/Skunk Lake Trestle (Morrison County, Minnesota)
Timber stringer bridge over Strait between Mud and Skunk Lakes on Soo Line ATV Trail
Open to pedestrians

Soo Line ATV Trail - Platte River Bridge (Morrison County, Minnesota)
Timber stringer and girder bridge over Platte River on Soo Line ATV Trail
Open to pedestrians only

Soo Line ATV Trail - US10 Overpass (Morrison County, Minnesota)
Built in 1909; extended in 1973 when US Hwy. 10 was widened to 4 lanes; converted into bike use in 2007
Deck plate girder bridge over US Hwy. 10, BNSF Railroad, and Twp. 316 (180th Avenue) on Soo Line Bike Trail
Open to pedestrians

Soo Line Trail - Kettle River Bridge (Pine County, Minnesota)
Built 1909
Warren deck truss bridge over Kettle River on Soo Line Trail
Open to pedestrians only

Soo Line Trail - Mississippi River Bridge (Aitkin County, Minnesota)
Riveted Warren through truss bridge over Mississippi River on Soo Line Trail
Open to pedestrians

Soo Line Trail - Moose Horn River Bridge (Carlton County, Minnesota)
Deck plate girder bridge over Moose Horn River on Soo Line State Trail
Open to pedestrians only

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

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

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

South 6th Street Bridge (Sangamon County, Illinois)
Original Lake Springfield Bridge, built for US 66 in 1932, rehabilitated in 1967, replaced 2001
Lost Concrete tee beam bridge over Lake Springfield on I-55 (Sb), former US 66 in Springfield
Built 1932, rehabilitated in 1967, replaced in 2001

South Avenue over Merritt Parkway Bridge (Fairfield County, Connecticut)
Built 1937; rehabilitated 1997
Rigid frame bridge over the Merritt Parkway (CT 15) on South Avenue (CT 124)
Open to traffic

South Bluff Road (Platte County, Missouri)
Concrete culvert bridge on South Bluff Road
Open to pedestrians

South Boat Ditch US 67 Bridge (Clark County, Arkansas)
Built 1931 by the Virginia Bridge & Iron Co. of Roanoke, Virginia
Pony truss bridge over South Boat Ditch on US 67
Demolished, no longer exists.

South Branch Conewago Creek Bridge (Adams County, Pennsylvania)
Built 1929
Two-span concrete arch bridge over South Branch of Conewago Creek on US 30
Open to traffic

South Branch Potomac River Bridge (Pendleton County, West Virginia)
Built 1923
Abandoned through truss bridge over South Branch Potomac River on US 220
Open to pedestrians only

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 Dry Sac River Route H Bridge (Greene County, Missouri)
Built 1927; rehabilitated 1953; rehabilitated 2007; Replaced 2017
Concrete bridge over South Dry Sac River on Route H/North Glenstone (formerly US 65)
Replaced by a new bridge

South Fabius River Route E Bridge (Knox County, Missouri)
Built or relocated here in 1958
Lost through truss bridge over South Fabius River on Route E
Replaced by a new bridge

South Fork Beargrass Creek Bridge (Jefferson County, Kentucky)
Built 1926
Stone arch bridge over South Fork Beargrass Creek on Us-31e
Open to traffic

South Fork Beargrass Creek Bridge (Jefferson County, Kentucky)
Built 1956 as per NBI, but more than likely that was the year the bridge was widened for modern traffic
Stone arch bridge over South Fork Beargrass Creek on W Broadway/E Broad
Open to traffic

South Fork Bens Creek Bridge (Somerset County, Pennsylvania)
Built 1917
Concrete arch bridge over South Fork Bens Creek on PA 4016 in Jerome
Open to traffic

South Fork Blue River IN 60 Bridge (Washington County, Indiana)
Built 1937
Concrete arch bridge over South Fork Blue River on IN 60 in New Pekin
Open to traffic

South Fork Bridge (Garland County, Arkansas)
Built 1928 by a county work crew for $3,500. Made obsolete by a new bridge in 1985 and closed to traffic.
Two-span concrete arch bridge over South Fork Saline River, next to AR 128
Open to pedestrians only

South Fork Chehalis River Bridge (Lewis County, Washington)
Built 1925, Replaced in 2009.
Concrete arch bridge over South Fork Chehalis River on WA 6
Replaced by a new bridge in 2009

South Fork Deer Creek US 35 Bridge (Cass County, Indiana)
Built 1939; rehabilitated 1970. Once the Indiana Union Traction(later Indiana RR) interurban passed over this Right of way with their own track and bridge, later abandoned and US 35 built over old ROW.
Concrete arch bridge over South Fork Deer Creek on US 35 in Galveston
Open to traffic

South Fork Eel River Bridge (Mendocino County, California)
Built 1917; rehabilitated 1934
Through truss bridge over South Fork Eel River on CA 271
Open to traffic

South Fork Eel River Bridge (Mendocino County, California)
Built 1944
Through truss bridge over South Fork Eel River on CA 1
Open to traffic

South Fork Holston River Bridge (Washington County, Virginia)
Built 1932; replaced by new pony truss in 2002
Lost pony truss bridge over S Fork Holston River on Delmar Rd (Route 712)
Replaced by new bridge

South Fork Licking River KY 177 Bridge (Pendleton County, Kentucky)
Built 1936
Three-span through truss bridge over South Fork Licking River on KY 177 at Butler
Open to traffic

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 Fork Newaukum River Bridge (Lewis County, Washington)
Built 1930
Pony truss bridge over South Fork Newaukum River on WA 508
Replaced by a new bridge

South Fork of Red River Bridge (Logan County, Kentucky)
Built 1933
Concrete tee beam bridge over South Fork of Red River on Us-431
Open to traffic

South Fork Roanoke River Bridge (Montgomery County, Virginia)
Built 1963
Warren pony truss bridge over South Fork Roanoke River on Seneca Hollow Rd (Route 636)
Open to traffic

South Fork Silver Creek Bridge (Marion County, Oregon)
Built 1933
Wooden bridge over South Fork Silver Creek on OR 214
Open to traffic

South Fork Skykomish River Bridge (King County, Washington)
Built 1939
Warren through truss bridge over South Fork Skykomish River on 5th Street N in Skykomish
Open to traffic

South Fork Skykomish River Bridge (Snohomish County, Washington)
Built 1933
Through truss bridge over South Fork Skykomish River on US 2
Open to traffic

South Fork Tenmile Creek Bridge (Greene County, Pennsylvania)
Built ca. 1930; rehabilitated 1991
Concrete arch bridge over South Fork Tenmile Creek on PA 18
Open to traffic

South Fork Tenmile Creek Bridge (Greene County, Pennsylvania)
Built 1927; rehabilitated 1995
Concrete arch bridge over South Fork Tenmile Creek on PA 18
Open to traffic

South Fork Tenmile Creek Bridge (Greene County, Pennsylvania)
Built 1923; replaced 1998
Lost concrete arch bridge over South Fork Tenmile Creek (Laurel Run) on PA 188
Replaced by new bridge

South Fork Trinity River Bridge (Humboldt County, California)
Built 1929, Replaced 1988
Lost Deck truss bridge over South Fork Trinity River on State Route 299 in Salyer
Replaced by new bridge

South Fork US 65 Bridge (Van Buren County, Arkansas)
Built 1931 by M.K. Orr of Little Rock; rehabilitated 1962; Replaced 2011
Three-span cantilevered deck truss bridge over South Fork Little Red River on US 65 in Clinton
Replaced by new bridge

South Fork Wheeling Creek Bridge (Greene County, Pennsylvania)
Built 1930
Concrete arch bridge over South Fork Wheeling Creek on PA 21
Open to traffic

South Fork Wildcat Creek IN 26 Bridge (Tippecanoe County, Indiana)
Built 1941; rehabilitated 1977
Through truss bridge over South Fork Wildcat Creek on IN 26
Open to traffic

South Fork Wildcat Creek US 421 Bridge (Clinton County, Indiana)
Built 1940; rehabilitated 1985
Pony truss bridge over South Fork Wildcat Creek on US 421
Open to traffic

South Fourche River AR 7 Bridge (Perry County, Arkansas)
Built 1933 by McEachin and McEachin, Inc., of Little Rock
Two-span pony truss bridge over South Fourche River on AR 7
Open to two-lane traffic

South Franklin Street Bridge (Crawford County, Pennsylvania)
Built 1939; rehabilitated 1981
Steel through arch bridge over Oil Creek on PA 8 (Franklin Street) in Titusville
Open to traffic