There are 16,218 bridges in this category · Only showing 7,316 bridges with photos
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Span length 25-50 feet

Silver Creek Bridge (Winneshiek County, Iowa)
Built 1928
Girder bridge over Silver Creek on 236th Avenue (Old US 52)
Open to traffic

Silver Creek Bridge (Cowley County, Kansas)
Built ca. 1890
Two-span stone arch bridge over Silver Creek, 3 miles south and 1 mile east of Tisdale
Open to one-lane traffic

Silver Creek Bridge (Cedar County, Missouri)
Built ca. 1908 by the Canton Bridge Co.
Lost pony truss bridge over Silver Creek on CR 1651
No longer exists

Silver Fork Old US 63 Bridge (Boone County, Missouri)
Built 1925
Concrete tee beam bridge over Silver Fork Creek on Lipscomb Drive (Old US 63)
Intact but closed to all traffic

Silver Mines Bridge (Madison County, Missouri)
Bypassed by new bridge in 1992
Low-water bridge over St. Francis River on Old Route D at Silver Mines Recreation Area
Open to pedestrians only

Silvermine Avenue Merritt Parkway Bridge (Fairfield County, Connecticut)
Built 1938
Concrete rigid frame bridge over Silvermine Ave on Merritt Prky
Open to traffic

Simpson Creek Bridge (Jay County, Indiana)
Built ca.1895
Abandoned Pratt Bedstead pony truss bridge over Simpson Creek on Abandoned section of CR 500S
Abandoned

Simpson Run Bridge (Jefferson County, Pennsylvania)
Built 1935
Concrete tee beam bridge over Simpson Run on State Route 28
Open to traffic

Sims Creek Bridge (Morton County, North Dakota)
Built 1916
Pony truss bridge over Sims Creek on a Sims Road, 2 mi. north and 1 mi. east of Almont
Open to traffic

Singer Ditch Bridge CR 1025 N (Knox County, Indiana)
Built 1925, Replaced 2002
Lost pony truss bridge over Singer Ditch on CR 1025 North
No longer exists

Singer Ditch Bridge CR 1350 E (Knox County, Indiana)
Built 1905, Replaced 2006
Lost pony truss bridge over Singer Ditch on CR 1350 East
No longer exists

Singleton Ditch-Chase St. Bridge (Lake County, Indiana)
Built ca. 1905
Lost Pratt pony truss bridge over Singleton Ditch on Chase Street
Replaced by a new bridge

Sinking Creek US 31 Bridge (Giles County, Tennessee)
Built 1922; rehabilitated 1946
Concrete tee beam bridge over Sinking Creek on Fap 7
Open to traffic

Sinsabaugh Little Black River Bridge (Ripley County, Missouri)
Built ca. 1940
Plank span over Little Black River on CR H-10 west of Sinsabaugh
Open to traffic on a gravel road

Sipe Ditch Bridge (Jay County, Indiana)
Built ca. 1900
Lost Bedstead Pratt pony truss bridge over Sipe Ditch on County Road 300 West
Replaced by a new bridge

Siphon Bridge (Schoolcraft County, Michigan)
Built 1919; rehabilitated 2004
Slab bridge over Manistique River on M-94
Open to traffic

Sippo Creek CR 240 Bridge (Stark County, Ohio)
Built 1914; rehabilitated 1988
Closed-spandrel arch bridge over Sippo Creek on CR 240 in Massillon
Open to traffic

Sir Francis Drake Bridge (Marin County, California)
Built 1926
Concrete arch bridge over Corte Madera Creek on Sir Francis Drake Road in Ross
Open to traffic

Sisler Bridge (Carroll County, Illinois)
Built 1925
Bridge over Branch of E Fork Of Plum R on N Old Galena Trail
Open to traffic

Sites Lodoga Road Bridge (Colusa County, California)
Unknown construction date, bypassed in 1971.
Abandoned Queenpost pony truss bridge over Grapevine Creek on Old Sites Lodoga Road
Abandoned

Six Mile Creek Bridge (Logan County, Arkansas)
Concrete beam bridge over Six Mile Creek on Arkansas 217
Open to traffic

Six Mile Creek Bridge (Morris County, Kansas)
Built ca. 1910
Stone arch bridge over Six Mile Creek, 1.5 mi. east and 1.5 mi. north of Burdick
Open to traffic

Six Mile Creek Bridge (Lauderdale County, Alabama)
Built 1938
Concrete tee beam bridge over Six Mile Creek on Co 66
Open to traffic

Six Mile Creek Bridge CR 51 W (Clay County, Indiana)
Built c. 1900
Bedstead Pratt pony truss bridge over Branch Six Mile Creek
Removed but not replaced

Six Mile Creek CR 400S Bridge (Jennings County, Indiana)
Built 1905; replaced 1998
Lost pony truss bridge over Six Mile Creek on CR 400 S
Replaced by new bridge

Six Mile Creek Relief Bridge (Logan County, Arkansas)
Bridge over Six Mile Creek Relief on Arkansas 22


Six Mile Creek-CR 325N Bridge (Hancock County, Indiana)
Built ca. 1900
Lost Pratt pony truss bridge over Sixmile Creek on County Road 325 East
Replaced by a new bridge

Sixmile Creek CR 500E Bridge (Wells County, Indiana)
Lost pony truss bridge over Sixmile Creek on CR 500E
Replaced by new bridge

Sixpenny Creek Bridge (Berks County, Pennsylvania)
Built 1907 by the Ferro Concrete Co.
Concrete arch bridge over Sixpenny Creek on TR 423 (School Street)
Open to traffic

Skelton Creek Bridge (Gibson County, Indiana)
Built 1925; replaced 1993
Lost pony truss bridge over Skelton Creek on Bill Dyall Road(CR 225S)
Replaced by new bridge

Skipanon River Bridge (Clatsop County, Oregon)
Built 1929
Steel stringer bridge over Skipanon River on OR-104 Spur (Old US-101)
Open to traffic

Skippack Bridge (Montgomery County, Pennsylvania)
Built 1792, rehab 1992
Stone arch bridge over Skippack Creek on Germantown Pike in Evansburg, PA
Open to traffic

SKOL - 60th Street Bridge (Cherokee County, Kansas)
Built 1941
Steel stringer bridge over 60th Street on South Kansas & Oklahoma Railroad
Open to traffic

SKOL - Park Boulevard Bridge (Montgomery County, Kansas)
Built 1918
Concrete Beam Bridge over Park Boulevard on South Kansas & Oklahoma Railroad
Open to traffic

SKOL - Spindler Creek Bridge (Wilson County, Kansas)
Deck plate girder bridge over Spindler Creek on Abandoned South Kansas & Oklahoma Railroad
Intact but closed to all traffic

Slader Creek Bridge - Rt13c (Replacement) (Allegany County, New York)
Stringer bridge over SLADER CREEK on COUNTY ROAD 13C
Open to traffic

Slagle Creek Bridge (Bollinger County, Missouri)
Built ca. 1925 by Miller & Borcherding Bridge Builders of St. Louis
Pony truss bridge over Slagle Creek on CR 714
Open to traffic

Slate Creek CR 1000S Bridge (Jennings County, Indiana)
Built 1905
Concrete arch bridge over Slate Creek on CR 1000 South
Open to traffic

Slate Gulch Bridge (Mariposa County, California)
Built 1926
Concrete arch bridge over Slate Gulch on CA 140
Open to traffic

Sleepy Creek Bridge (Morgan County, West Virginia)
Built 1923
Concrete arch bridge over Sleepy Creek on CR 1
Intact but closed to all traffic

Sleepy Creek Bridge (Morgan County, West Virginia)
Built 1920; replaced 2015
Concrete arch bridge over Sleepy Creek on CR 28
Replaced by a new bridge

Sleepy Hollow Road - Rockfeller Brook Bridge (Westchester County, New York)
Built 1930
Concrete rigid frame bridge over Rockfeller Brook and carraige road on Sleepy Hollow Road
Open to traffic

Slippy Creek Bridge (Idaho County, Idaho)
Built 1923
Concrete tee beam bridge over Slippy Creek on Mckenzie Creek Road
Open to traffic

Slo-San Simeon Road Bridge (San Luis Obispo County, California)
Built 1906; rehabilitated 1938
Concrete arch bridge over Harmony Creek on Slo-San Simeon Road
Open to traffic

Slocum Creek Bridge (Craven County, North Carolina)
Built 1925
Lost through girder bridge over Slocum Creek on NC-1763 (Old US 70/NC 10)
Replaced by a new bridge

Slough Creek Bridge (King County, Washington)
Built 1922; rehabilitated 1990
Concrete tee beam bridge over Slough Creek on SR 181West Valley Highway
Open to traffic

Slough Creek Bridge (Cooper County, Missouri)
Built 1930
Concrete tee beam bridge over Slough Creek on MO 41
Open to traffic

Slough Creek Bridge (Johnson County, Arkansas)
Built 1933; rehabilitated 1961
Concrete tee beam bridge over Slough Creek on US 64
Open to traffic

Slough Creek Bridge (Morris County, Kansas)
Built 1935
Concrete tee beam bridge over Slough Creek on G Ave
Open to traffic

Slough Creek CR 650W Bridge (Jasper County, Indiana)
Built ca. 1920; replaced 1993
Lost pony truss bridge over Slough Creek on County Road 650 West
Replaced by new bridge

SLR - ME121 Overpass (Androscoggin County, Maine)
Built 1921
Steel stringer bridge over Rte 11, Mechanic Falls, Maine, 001111 on St Lawrence & Atla
Open to traffic

SLR - NH110 Overpass (Coos County, New Hampshire)
Built 1937
Slab bridge over Nh110 on Saint Lawrence & Atlantic Railroad
Open to traffic

Small Stream Bridge (Davis County, Iowa)
Built 1910
Pony truss bridge over Small Stream on Local
Open to traffic

Smalls Creek Bridge CR N 650 NE (Knox County, Indiana)
Built 1905; replaced 1997
Lost pony truss bridge over Smalls Creek on CR N 650 NE
Replaced by new bridge

Smith Creek Bridge (Osage County, Kansas)
Built 1925
Steel stringer bridge over Smith Creek on S Auburn Rd 48
Open to traffic

Smith Creek Bridge (Pacific County, Washington)
Built 1929
Concrete tee beam bridge over Smith Creek on US 101
Open to traffic

Smith Fork CR 1050E Bridge (Gibson County, Indiana)
Built 1905; replaced 1992
Lost Warren pony truss bridge over Smith Fork on County Road 1050 East
Replaced by new bridge

Smith Fork CR 850S Bridge (Gibson County, Indiana)
Built 1905; replaced 2000
Lost pony truss bridge over Smith Fork on CR 850S
Replaced by new bridge

Smith Fork Creek Bridge (Wilson County, Tennessee)
Built 1928 by the Luten Bridge Co.
Arch bridge over Smith Fork Creek on Greenvale Rd (NFA 2032)
Open to traffic

Smith Fork Creek Bridge (Wilson County, Tennessee)
Built 1927 by the Luten Bridge Co.
Two-span arch bridge over Smith Fork Creek on Watertown Rd (NFA 2032)
Open to traffic

Smith Road Bridge (Crawford County, Pennsylvania)
Built ca. 1888 by Wrought Iron Bridge Co.; replaced 2012
Lost pony truss bridge over a branch of Conneaut Creek on TR 406 (Smith 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

Smithtown Bridge No. 2 (Bucks County, Pennsylvania)
Built 1832; rehabilitated 1972; replaced 2002
Wooden pony truss bridge over Delaware Canal on Bridge Two Lane in Tinicum Township
Replaced by an identical bridge

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

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

Smithtown Bridge No. 5 (Bucks County, Pennsylvania)
Built 1832; rehabilitated 1984
Beam bridge over Delaware Canal on Private Road
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

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

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

Snake Creek Bridge (Okmulgee County, Oklahoma)
Built 1929
Pony truss bridge over Snake Creek on N3980
Replaced by a new bridge

Snapp Creek Bridge (Knox County, Indiana)
Built ca. 1920; replaced 1993
Lost pony truss bridge over Snapp Creek on CR NE 50 North
Replaced by new bridge

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

SNETT - Blackstone Viaduct (Worcester County, Massachusetts)
Built 1872, concrete added 1918
Abandoned closed-spandrel arch bridge over Mill Street on NYNH&H Midland Division
Derelict/abandoned

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
Open to pedestrians and bicycles

SNI Bridge spillway- Oil Creek (Allegany County, New York)
Bridge over Oil Creek
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 (Marshall County, Kansas)
Built ca. 1910
Pony truss bridge over Snipe Creek, 1.0 mi. south and 2.1 mi. east of Winifred
Derelict/abandoned

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

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

Soap Creek Bridge (Polk County, Oregon)
Built 1923; Widened 1943
Concrete tee beam bridge over Soap Creek on OR-99W
Open to traffic

Soap Creek Bridge (Lee County, Iowa)
Built 1933
Closed-spandrel arch bridge over Soap Creek on Road
Replaced

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

Soco Creek Bridge, Old US 441 (Jackson County, North Carolina)
Built 1932
Concrete tee beam bridge over Soco Creek on Irr Sr1563
Open to traffic

Soda Butte Creek Bridge (Park County, Wyoming)
Built 1934-36
Concrete girder bridge over Soda Butte Creek on Northeast Entrance Road
Open to traffic

Soda Butte Creek Bridge 2 (Park County, Wyoming)
Built 1934-36
Steel stringer bridge over Soda Butte Creek on Northeast Entrance
Open to traffic

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

SOO - Vaughn Avenue Overpass (Ashland County, Wisconsin)
Built 1896; Removed 2008
Lost Girder bridge over Vaughn Ave on Soo Line in Ashland
Removed but not replaced

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

Souhegan River Bridge (Hillsborough County, New Hampshire)
Built 1931 (bridge appears in 1906 postcards)
Stone arch bridge over Souhegan River on NH 13 in Milford
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 3rd Avenue Overpass (Story County, Iowa)
Abandoned bridge over Trail on South 3rd Avenue
Abandoned

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 Avenue Bridge (Amador County, California)
Built 1925
Steel stringer bridge over South Fork Jackson Creek on South Avenue
Open to traffic

South Big Creek Bridge (Sharp County, Arkansas)
Built in 1924 by the Virginia Bridge and Iron Company; rebuilt in 1974
Pony truss bridge over South Big Creek on Nelsonville Road
Open to traffic