There are 7,931 bridges in this category · Only showing 5,437 bridges with photos
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Girder

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 River Bridge (West) (Worcester County, Massachusetts)
Built 1911; abandoned 1970s; in process of trail conversion 7/2014
Deck plate girder bridge over Blackstone River on future Southern New England Trunkline Trail
Under construction

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)
(Main design: Pratt deck truss)
Abandoned Pratt deck truss girder bridge over Blackstone River, P&W Providence Main on Southern New England Trunkline Trail
Derelict/abandoned

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

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

Snowmobile Trail 17 - Silver Street Overpass (Iron County, Wisconsin)
Built 1914 by American Bridge Co., railroad abandoned 1982, bridge still used as snowmobile trail
Pony/through plate girder bridge over Silver Street on Snowmobile Trail 17
Open to pedestrians

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

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

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

Soo Line - Albany Trestle (Stearns County, Minnesota)
Built 1936. Part over I-94 added on 1956. Awaiting future trail development.
Trestle over I-94, Lake Wobegon Trail, CR 157 on Abandoned Soo Line Brooten Sub
Abandoned

Soo Line - Ashland Ore Dock (Ashland County, Wisconsin)
Deck plate girder over Main/2nd Street built 1910; DPG over Front Street/Lake Shore Boulevard built 1917, DPG over Water Street built 1922; Abandoned 1965;Removed 2011-2013
Lost Ore dock + Viaduct over Burlington Northern Railroad, Water Street, St. Claire Street, Front Street/Lake Shore Boulevard, Main Street/2nd Street, & Bay City Creek
Removed but not replaced

Soo Line - Plymouth Avenue Overpass (Hennepin County, Minnesota)
Pony/through girder bridge over Plymouth Ave N on CP Railroad
Open to traffic

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 - 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 High Bridge (Washington County, Minnesota)
(Main design: Steel arch)
Built 1910 replacing a bridge downstream.
Steel arch bridge over St. Croix River on Canadian National Railroad
Open to traffic

Soo Line Trail - Kettle River Bridge (Pine County, Minnesota)
(Main design: Warren deck truss)
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)
(Main design: Warren through truss)
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

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

SOU Pacolet River Bridge (Spartanburg County, South Carolina)
Bridge over Pacolet River on Norfolk Southern Railway
Closed

South Bridgeville Road Overpass - RR (Warren County, New Jersey)
Pony/through plate girder bridge over South Bridgeville Road (County Road 519) on Railroad


South Buffalo Creek Norfolk Southern Bridge (Guilford County, North Carolina)
Deck plate girder bridge over S Buffalo Ck on NSRR
Open to traffic

South Busway (PAT) CSX Transportation Bridge (Allegheny County, Pennsylvania)
Abandoned deck plate girder bridge over South Busway (PAT) on CSXTRR
Derelict/abandoned

South Carrollton Avenue Bridge (Orleans Parish, Louisiana)
Built 19XX; Removed 1951
Lost Pony/through plate girder bridge over New Basin Canal on South Carrollton Avenue & New Orleans Public Service Incorporated
Removed

South Carrollton Avenue Bridge (Mechinism Removed) (Orleans Parish, Louisiana)
Lost Pony/through plate girder bridge over New Basin Canal on South Carrollton Avenue & New Orleans Public Service Incorporated
Replaced by a new bridge

South Division Street Railroad Viaduct (St. Francis County, Arkansas)
Bridge over Division Street on Union Pacific Railroad


South Duff Avenue Bridge (Old) (Story County, Iowa)
Built 1919, Replaced ?
Lost Pony/through plate girder bridge over Squaw Creek on South Duff Avenue
Replaced by a new bridge

South Flat River Norfolk & Western Railway Bridge (Person County, North Carolina)
Built 1910
Deck plate girder bridge over South Flat River on NWRR
Intact but closed to all traffic

South Fork Muddy Creek Winston-Salem Southbound Railway Bridge (Forsyth County, North Carolina)
Built 1910
1910 Deck plate girder bridge over South Fork Muddy Creek on WSSRR/CSXTRR


South Fork Roanoke River Norfolk Southern Railway Bridge (N) (Montgomery County, Virginia)
Built 1906
Deck plate girder bridge over South Fork Roanoke River/Big Springs Dr on NSRR
Open to traffic

South Fork Roanoke River Norfolk Southern Railway Bridge (S) (Montgomery County, Virginia)
Deck plate girder bridge over South Fork Roanoke River on NSRR
Open to traffic

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

South Harpeth River Bridge (Cheatham County, Tennessee)
Built 1950
Girder bridge over South Harpeth River on Anderson Road (NFA A506)
Open to traffic

South Jacob Street Overpass (Lancaster County, Pennsylvania)
Built 1913
Girder bridge over Amtrak on South Jacob Street
Closed to all traffic

South Kingshighway Blvd. UPRR Overpass (St. Louis, Missouri)
Built in 1898 by the Union Bridge Co. of New York
Deck plate girder bridge over S. Kingshighway Boulevard on the Union Pacific Railroad in St. Louis City, Mo.
Open to one track of railroad traffic

South Kingshighway Viaduct (St. Louis, Missouri)
Built in 1936 by the Missouri State Highway Department and the Works Progress Administration; demolished July 6th, 2015. Replacement bridge opened to traffic May 13th, 2017.
Lost deck girder bridge over the Union Pacific Railroad on South Kingshighway Boulevard (on former U.S. Highway 67), just south of Interstate 44.
Replaced by a new bridge

South Main Street Bridge (Trumbull County, Ohio)
(Main design: Pratt through truss)
Built about 1887 (based on design ques) by Columbia Bridge Co., replaced 1918
Lost Pratt through truss bridge over Mahoning River on South Main Street
Replaced by a new bridge

South Main Street Bridge (Allegheny County, Pennsylvania)
Lost Pony/through plate girder bridge over Sawmill Run on South Main Street
Replaced by a new bridge

South Main Street Overpass (Tarrant County, Texas)
Built in 1937 under the direction of the Texas Highway Department and the United States Bureau of Public Roads.
Deck plate girder bridge over Multiple railroad tracks on South Main Street
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 Millvale Avenue Bridge (Allegheny County, Pennsylvania)
Built 1927; rehabilitated 1972 and 2007
Deck girder bridge over Norfolk Southern Railroad on South Millvale Avenue
Open to traffic

South Mountain Railroad Yellow Breeches Creek Bridge (Cumberland County, Pennsylvania)
Possibly 1870
Abandoned deck girder (former South Mountain Railroad) bridge over Yellow Breeches Creek
Abandoned

South Rapids Road Bridge (Manitowoc County, Wisconsin)
Built 1956;
Deck plate girder bridge over Manitowoc River on County Highway R
Open to traffic

South Scenic Avenue Railroad Bridge (Greene County, Missouri)
Deck plate girder bridge over South Scenic Avenue on Missouri and Northern Arkansas Railroad line in Springfield
Open to railroad traffic above and highway traffic below

South Street Bridge (Philadelphia County, Pennsylvania)
Built 1923; rehabilitated 1982; replaced 2010
Lost Girder bridge over Schuylkill River on South Street
Replaced by new bridge

South Street Southern Railway Bridge (Wake County, North Carolina)
Built 1929
1917 Pony/through plate girder bridge over South st on SOU RR


South Weymouth Road Bridge (Medina County, Ohio)
Built 1926
Concrete curved chord through girder bridge over Branch of N Br Rocky River on CR-32 (South Weymouth Road)
Open to traffic

South Yamhill River Bridge (Yamhill County, Oregon)
Built 1929
Concrete deck girder bridge over South Yamhill River on OR 22
Open to traffic

Southern - Frost Creek Trestle (Walker County, Alabama)
Built 1932
Deck girder bridge over Al 18 on Southern RR
Open to traffic

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

Southway Bridge (Nez Perce County, Idaho)
Concrete deck girder bridge over Snake River on Bryden Canyon Rd
Open

Southwind Rail Trail - Elm Creek Bridge (Allen County, Kansas)
(Main design: Pratt through truss)
Built 1884, Approach Added 1898, Strengthened 1919
Pratt through truss bridge over Elm Creek on Southwind Rail Trail
Open to pedestrian and bicycle traffic only

SP - 29th Street Overpass (San Francisco County, California)
Built 1890; Removed 1942
Lost Deck plate girder bridge over 29th Street on Southern Pacific Railroad
Removed

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 - Cosumnes River Bridge (Sacramento County, California)
Deck plate girder bridge over Cosumnes River on Southern Pacific Railroad & Amtrak
Open to traffic

SP - Cottonwood Creek Bridge (Collin County, Texas)
Built 1910
Pony/through plate girder bridge over Cottonwood Creek on DART


SP - Coyote Creek Bridge (Santa Clara County, California)
Built 1905
Deck girder bridge over Coyote Creek on Southern Pacific RR
No longer exists

SP - Delta Cross Channel Bridge (Sacramento County, California)
Built 1951
Abandoned deck plate girder bridge over Delta Cross Channel on Southern Pacific Railroad
Abandoned

SP - Firestone Boulevard Overpass (Los Angeles County, California)
Built 1937; Replaced 1987
Lost Deck plate girder bridge over Firestone Boulevard on Southern Pacific Railroad (Nee Pacific Electric Railway)
Replaced by a new bridge

SP - Lime Creek Bridge (Dickinson County, Kansas)
Abandoned pony/through plate girder bridge over Lime Creek on Abandoned Missouri Pacific Railroad
Abandoned

SP - Los Angeles River Bridge (Long Beach) (Los Angeles County, California)
Built 1956; Replaced in the 1980s
Lost Deck plate girder bridge over Los Angeles River on Pacific Electric Railway
Replaced by a new bridge

SP - Los Angeles River Bridge (Older) (Los Angeles County, California)
Built 1903; Destroyed in the Los Angeles flood of 1938
Lost Pony/through plate girder bridge over Los Angeles River on Southern Pacific Railway
Destroyed by flooding

SP - Nueces Bay Causeway (Nueces County, Texas)
Built 1913; Removed ca. 1965
Lost Deck plate girder bascule bridge over Nueces Bay on San Antonio & Aransas Pass RR
Replaced by a new bridge

SP - Pecos River Viaduct (Val Verde County, Texas)
(Main design: Deck truss)
Built 1892, Strengthened in 1910 and 1929, Replaced 1944, Removed 1949
Lost Deck truss bridge over Pecos River on Southern Pacific Railroad
Replaced by a new bridge

Spanish Creek Bridge (Plumas County, California)
(Main design: Warren deck truss)
Built 1932; replaced 2012
Lost deck truss bridge over Spanish Creek and Union Pacific RR on CA 70
Replaced by a new bridge

Sparrow Lane Bridge (Grant Parish, Louisiana)
Built 1919
Concrete deck girder bridge over Bayou Rigolette on Sparrow Lane
Open to traffic

Spoil Bank Railroad Bridge (Stoddard County, Missouri)
Built 1935; west approach reconstructed 1975
Two-span pony plate girder bridge over the Spoil Bank drainage ditch on the Union Pacific Railroad, west of Morehouse
Open to traffic

Sporting Hill Road Bridge (Franklin County, Pennsylvania)
Built 1903
Girder bridge over Rowe Run on Sporting Hill Road
Open to traffic

Sprague River Bridge II (Klamath County, Oregon)
Built 1944
Concrete deck girder bridge over Sprague River on Sprague River Highway
Replaced by a pre-cast girder bridge in 2008.

Spray Road Bridge (Bartholomew County, Indiana)
Built ca. 1910
Lost Pony/through plate girder bridge over White Creek on Spray Road
Replaced by a new bridge

Spring Creek Bridge (Henry County, Illinois)
Built 1948
Concrete pony/through girder bridge over Spring Creek on E 1700th St 6 Mi NE of Cambridge
Open to traffic

Spring Creek Bridge (Henry County, Illinois)
Built 1937
Concrete pony/through girder bridge over Spring Creek on N 1700th Ave 3.5 Mi SW of Atkinson
Open to traffic

Spring Garden Street Bridge (Philadelphia County, Pennsylvania)
Built 1958; rehabilitated 1988
Girder bridge over Schuylkill River and Schuylkill Expressway on Spring Garden Street
Open to traffic

Spring Grove Trestle (Wayne County, Indiana)
Deck plate girder bridge over W. Branch of the East Branch of the Whitewater River on Cardinal Greenway (formally C & O Railroad)
Open to pedestrians

Spring Hill Road Bridge (Allegheny County, Pennsylvania)
Built 1915; rehabilitated 1972
Pony/through plate girder bridge over Norfolk Southern Railway Company on Spring Hill Road
Closed to all traffic

Spring River CR 74 Bridge (Fulton County, Arkansas)
Built 1916 by H.B. Walton
Five-span concrete deck girder bridge over Spring River on Riverview Drive/CR 74 (Old US 63) in Mammoth Spring
Open to one-lane traffic

Spring Road Bridge (Grundy County, Illinois)
Built 1910
Three-span concrete girder bridge over Mazon River on Spring Road (TR 105), .3 mi. east of Campbell Rd
Closed. Future uncertain

Spring Road Bridge (Cumberland County, Pennsylvania)
Built 1930
Girder bridge over Conodoguinet Creek on Pa 34; Sr 0034
Demolished and replaced.

Spring Street Bridge (Fulton County, Georgia)
Built 1923
Deck plate girder bridge over CSX Railroad on Spring Street
Open to traffic

Sprucevale Road Bridge (Columbiana County, Ohio)
Built 1916
Concrete pony/through girder bridge over Long'S Run on Sprucevale Rd 428
Replaced by a new bridge

SPS - Interstate 90 Overpass (Spokane County, Washington)
Built in 1963 by the Spokane, Portland & Seattle Railway. Abandoned in 1971 as a result of line relocations related to 1970 Burlington Northern merger.
Concrete deck girder bridge over Interstate 90 on SP&S railroad grade
Open to pedestrians only

Squaw Creek Park Trail Bridge (Story County, Iowa)
Built 1917, Abandoned & converted to trail use in 1984, Damaged by ice in 2009., Damaged by floodwaters in 2010 & Closed, Replaced in November 2012
Lost through Plate Girder bridge over Squaw Creek on Trail
Replaced by a MOB

SQVR - Little Sequatchee River Bridge (Marion County, Tennessee)
Abandoned pony/through plate girder bridge over Little Sequatchee River on SQVR
Abandoned

SR - Hill Road Overpass (York County, Pennsylvania)
Built ca. 1895
Deck plate girder bridge over Hill Road on Stewartstown Railroad
Currently used by prviate speeders and hobby builds.

SR - Stone Arch Road Overpass (York County, Pennsylvania)
Built ca. 1895
Deck plate girder bridge over Stone Arch Road on Stewartstown Railroad
Currently used by prviate speeders and hobby builds.

SRNJ - Atlantic City Expressway Overpass (Atlantic County, New Jersey)
Deck plate girder bridge over Atlantic City Expressway on Railroad
Open to traffic

ST - Androscoggin River Bridge (Androscoggin County, Maine)
(Main design: Warren deck truss)
Warren deck truss bridge over Androscoggin River on Springfield Terminal
Open to traffic

ST - Beach Street Overpass (York County, Maine)
Built 1928
Pony/through girder bridge over Beach Street on ST Rail System
Open to traffic

ST - Brown Street Overpass (Cumberland County, Maine)
Built 1925
Pony/through plate girder bridge over Brown Street, Westbrook, Maine, on Maine Central Rail
Open to traffic

ST - Common Street Overpass (York County, Maine)
Built 1928
Pony/through girder bridge over Common Street on ST Rail System
Open to traffic

ST - Concord River Bridge (Middlesex County, Massachusetts)
Deck plate girder bridge over Concord River on Springfield Terminal Railway
Open to traffic

ST - Contoocook River Bridge (N) (Merrimack County, New Hampshire)
Pony/through plate girder bridge over Contoocook River on Springfield Terminal Railway
Open to pedestrians only

ST - Cumberland Street Overpass (Cumberland County, Maine)
Pony/through plate girder bridge over Cumberland Street, Westbrook, Maine, on Springfield Terminal
Unknown status

ST - Deerfield River Bridge (Florida/Hoosac Tunnel) (Berkshire County, Massachusetts)
(Main design: Warren deck truss)
Warren deck truss bridge over Deerfield River on ST/Pan Am Freight Main Line
Open to traffic

ST - Deerfield Street Overpass (Conn. River Line) (Franklin County, Massachusetts)
Built 1929
Deck plate girder bridge over Deerfield Street on Pan Am Railways
Open to traffic

ST - Front Street Overpass (York County, Maine)
Built 1928
Deck girder bridge over Front Street on ST Rail System
Open to traffic