There are 29,539 bridges in this category · Only showing 16,751 bridges with photos
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Truss

Ingersoll Street Bridge (Orleans County, New York)
Built 1911
Vertical lift bridge over Erie Canal on Ingersoll Street in Albion
Open to traffic

Ingraham Avenue Bridge (Mills County, Iowa)
Built 1954
Pony truss bridge over an unnamed creek on Ingraham Avenue
Open to traffic

Ingram Slough Bridge (Benton County, Oregon)
Built 1963
Polygonal Warren pony truss bridge over Ingram Slough on E. Ingram Island Road
Open to traffic

Inner Belt Bridge (1959) (Cuyahoga County, Ohio)
Built 1959, newer westbound bridge built alongside the eastbound span in 2013, old bridge demolished in 2014 after traffic was rerouted onto new westbound bridge
Lost Deck truss bridge over Cuyahoga River and local streets on I-90
Demolished to make way for newest eastbound bridge

INPR - North Fork Payette River Bridge (Banks) (Boise County, Idaho)
Built 1912
Warren deck truss bridge over North Fork Payette River on Idaho Northern & Pacific Railroad
Open to traffic

INPR - North Fork Payette River Bridge (Cabarton) (Valley County, Idaho)
Pratt through truss bridge over North Fork Payette River on Idaho Northern & Pacific Railroad
Open to traffic

INRD - Fall Creek Bridge (Marion County, Indiana)
Part of the second oldest rail line in Indiana, this bridge helped connect Indianapolis with Kokomo, Peru, Plymouth, and Michigan City. Today Indiana Transportation Museum uses this line for excursions including the annual Indiana State Fair Train.
Pony truss bridge over Fall Creek on Railroad in Indianapolis
Open to traffic

INRD - Wabash River Bridge (Sullivan County, Indiana)
Built 1910, Through Truss center Swing built for another bridge in Kentucky in 1890, later moved & fabricated to fit this bridge, later Swing span replaced with plate girder with center wheel left in place in 1965
Through truss bridge over Wabash River and two county roads on Indiana Railroad (former Illinois Central Railroad)
Open to traffic

INRD - White River Bridge (Greene County, Indiana)
Built 1898 for the Chicago, Terre Haute and Southeastern Railway, replaced in 2015
Lost Through truss bridge over White River on Indiana Rail Road near Elnora
Replaced by a new bridge

INRD - White River Bridge (Elliston) (Greene County, Indiana)
Built ca. 1906
Deck truss bridge over White River on Indiana Railroad (former Illinois Central Railroad) in Elliston
Open to traffic

Inter-Urban Trail Bridge (Polk County, Iowa)
Built 1905, Abandoned 1982; Converted to trail use 1998, repaired 2012
Pratt through truss bridge over Des Moines River on Interurban Trail
Open to pedestrians

Intercity Viaduct (Wyandotte County, Kansas)
Completed in 1907; lower level added 1930; parallel span opened in 1962
Two-level deck truss bridge over Kansas River on I-70 Eastbound in Kansas City
Open to four lanes of traffic on upper level and pedestrian traffic on lower level

Interlaken Mill Bridge (Kent County, Rhode Island)
Built c.1885 to connect Mill sites; Closed c. 1975
Pin connected lenctiular pony truss over Pawtuxet River on Mill access Road
Derelict/abandoned

International Bridge (Webb County, Texas)
(Main design: Pratt through truss)
Built in the 1880s; Destroyed April 28, 1905
Lost Pratt through truss bridge over Rio Grande on Footpath
Destroyed by flooding

International Bridge (Webb County, Texas)
Destroyed by Fire in 1920
Lost Through truss bridge over Rio Grande River on Foot Traffic
Destroyed by fire

International Railway Bridge (Erie County, New York)
Built 1901
Through truss swing bridge over Niagara River on Railroad (CN)
Open to traffic

International Railway Co. - 18 Mile Creek Bridge (E) (Niagara County, New York)
Built 1889
Abandoned through truss bridge over 18 Mile Creek
Abandoned

Interstate 40 French Broad River Bridge (Jefferson County, Tennessee)
Built 1960; rehabilitated in 2009
Deck truss bridge over French Broad River (Douglas Lake) on I-40
Open to traffic

Interstate 80 Allegheny River Bridge at Emlenton (Clarion County, Pennsylvania)
Built 1966; rehabilitated 2013
Warren deck truss bridge over Allegheny River on I-80
Open to traffic

Interstate 80 Clarion River Bridge (Clarion County, Pennsylvania)
Built 1965; rehabilitated 2013
Warren deck truss bridge over Clarion River on I-80
Open to traffic

Interstate Bridge (St. Louis County, Minnesota)
Built 1897; Swing span struck and replaced 1906; replaced by Blatnik Bridge 1961, all but northern span removed 1970's
Parker through truss bridge over St. Louis River on Fishing pier (former railroad, US 53)
Open to pedestrians

Interstate Canal Bridge (Scotts Bluff County, Nebraska)
Built 1915
Pratt pony truss bridge over Interstate Canal on a bypassed section of Sugar Factory Rd (Co Rd 23)
Open to pedestrians

Intracoastal Waterway Bridge (Horry County, South Carolina)
Built 1935; rehabilitated 1980
Warren through truss swing bridge over Intracoastal Waterway on S-26-20 (formerly US 17) in Little River
Open to traffic

Intracoastal Waterway Bridge (Broward County, Florida)
Through truss bridge over Intracoastal Waterway on Route 816
Demolished

Intracoastal Waterway Bridge (Brunswick County, North Carolina)
Built 1958 replaced
Parker through truss bridge over the Intracoastal Waterway on State Route 904
Replaced by a new bridge

Intracoastal Waterway Bridge (Brunswick County, North Carolina)
(Main design: Unknown)
Built 1954
Bridge over Intracoastal Waterway on Route 130
No longer exists

Intracoastal Waterway Bridge (Older) (St. Mary Parish, Louisiana)
Replaced in 1968
Lost Through truss bridge over Intracoastal Waterway on Louisiana Route 319
Replaced by a new bridge

Inwood Iron Bridge (Lebanon County, Pennsylvania)
Built 1899 by the Pittsburg Bridge Co. and Nelson & Buchanan; rehabilitated 1960
Through truss bridge over Swatara Creek on TR 575
Closed to all traffic

Iola Bridge (Gunnison County, Colorado)
Built 1908
Pratt through truss bridge over Gunnison River on Road
Inundated?

Ione Bridge (Pend Oreille County, Washington)
Built 1934
Deck truss bridge over Pend Oreille River on Sullivan Lake Road (CR 9345)
Open to traffic

IORY - Turtle Creek Bridge (Warren County, Ohio)
Pratt through truss bridge over Turtle Creek on Lebanon Mason Monroe Railroad
Open to traffic

Iowa Central - Mississippi River Bridge (Mercer County, Illinois)
Built 1886, demolished 1910
Lost Whipple through truss bridge over Mississippi River on Iowa Central Railroad in Keithsburg
Replaced by new bridge

Iowa River Bridge (Iowa County, Iowa)
Lost Pratt through truss bridge over Iowa River on IA 21 (?)
Replaced by a new bridge

Iowa River E Avenue Bridge (Tama County, Iowa)
Built 1938
Through truss bridge over Iowa River on E Avenue
Closed due to severe erosion causing abutment failure.

IR - Fox River Bridge (LaSalle County, Illinois)
Pratt deck truss bridge over Fox River on Illinois Railway West of Sheridan
Open to traffic

IR - Illinois River Bridge (Ottawa) (LaSalle County, Illinois)
Built 1898; Lift span added ca. 1932
Through truss bridge over Illinois River on Chicago, Burlington, and Quincy Railroad in Ottawa


IR - Muscatatuck River Bridge (Jackson County, Indiana)
Built 1907; Removed 1941
Lost Pratt through truss bridge over Muscatatuck River on Indiana Railroad
Removed

IR - Rock River Bridge (Winnebago County, Illinois)
Built 1914 and 1918; Converted to Trail Use 2016
Through truss bridge over Rock River on former Illinois Railway
Open to pedestrians only

IR - Vernon Fork Muscatatuck River Bridge (Jackson County, Indiana)
Built 1907; Removed 1941
Lost Pratt through truss bridge over Vernon Fork Muscatatuck River on Indiana Railroad
Removed

Irene Hixon Whitney Bridge (Hennepin County, Minnesota)
Built in 1988
Steel truss bridge over I-94, US Hwys. 12 & 52, Lyndale Avenue, and on/off ramps on Loring Greenway
Open to pedestrians

Irigaray Bridge (Johnson County, Wyoming)
Built 1913; moved & rehabilitated 1963;
Pennsylvania through truss bridge over Powder River on CR 254
Open to traffic

Iris Street Bridge (Carroll County, Illinois)
Built ca. 1930
Lost wooden Kingpost truss bridge over BNSF Railroad on Iris Street in Savanna
Removed but not replaced

Irish Bend Covered Bridge 37-02-09 (Benton County, Oregon)
Built 1921 at another site, Relocated to Irish Bend Road 1954, Closed 1975, Relocated to OSU location 1988
Howe through truss bridge over Oak Creek on Midge Cramer Path
Open to pedestrians

Irish Creek Bridge (Marshall County, Kansas)
Built ca. 1910; lost 2014
Lost pony truss bridge over Irish Creek, 3.0 mi. south and 1.5 mi. west of Vliets
Replaced by a new bridge

Irishman Covered Bridge 14-84-01 (Vigo County, Indiana)
Built 1845, Moved 1971 from original location over Honey creek on Feree road, to Fowler Park.
Queenpost through truss bridge
Open to pedestrians

Iron Bridge (Franklin County, Massachusetts)
Built 1890; rehabilitated 1994
Warren through truss bridge over Deerfield River on Bridge Street in Buckland
Open to traffic

Iron Bridge (Macon County, North Carolina)
Built 1934
Pony truss bridge over Chattooga River on FDR 1178 (Bull Pen Road)
Open to traffic

Iron Bridge (Spokane County, Washington)
Built 1911, Closed 1973, Converted to pedestrian bridge 2012
Triple-intersection lattice through truss bridge over Spokane River on Pedestrian Pathway
Open to pedestrians only

Iron Bridge (Franklin County, Pennsylvania)
Bridge the road is named after
Lost Bridge over Lehman Run on Iron Bridge Road
Replaced by new bridge

Iron Bridge (Atlantic County, New Jersey)
Bowstring pony truss bridge


Iron Bridge at Howard Hill Road (Windsor County, Vermont)
Built 1890 by Groton Bridge Co.; Replaced by new bridge and put into storage 2007
Pratt through truss bridge over Black River on C3029 (Howard Hill Rd) in Cavendish
Replaced by new bridge and put into storage.

Iron Bridge Lane Bridge (Allegheny County, Pennsylvania)
Built in 1878 by the Morse Bridge Company of Youngstown, Ohio
Pony truss bridge over Bull Creek on Iron Bridge Road


Iron Bridge near Preston Hollow, NY (Albany County, New York)
Pratt through truss bridge
Replaced

Iron Bridge Road Bridge (Mercer County, New Jersey)
Built 1886; rehabilitated 1924
Pony truss bridge over Crosswicks Creek on Iron Bridge Road
Open to traffic

Iron Bridge Road Bridge (Lancaster County, Pennsylvania)
Built 1898; rehabilitated 1975
Pony truss bridge over Conestoga River on Iron Bridge Road
Open to traffic

Iron Bridge Road Bridge (De Witt County, Illinois)
Abandoned 1989
Pratt through truss bridge over Salt Creek on a former alignment of North 830 E. Road
Abandoned

Iron Bridge Trail - North Fork Wheeling Creek Bridge (Greene County, Pennsylvania)
Built 1914 Rehabilitated 2007
Pony truss bridge over North Fork Wheeling Creek on Iron Bridge Trail
Open to pedestrians only

Iron Bridge, Penwell NJ (Hunterdon County, New Jersey)
Lost Bowstring through truss bridge over Musconetcong River on Penwell Road
Replaced by a new bridge

Iron Furnace Bridge (Grafton County, New Hampshire)
Built 1889 by the Berlin Iron Bridge Co.; Relocated and converted to pedestrian use 2001
Pin-connected Lenticular pony truss bridge over a tributary of Gale River on a pedestrian path
Open to pedestrians only

Iron Goat Trail - Bridge #402 (King County, Washington)
Through truss bridge
Open to pedestrians only

Iron Horse Regional Trail - Walnut Creek Bridge (Monument Boulevard) (Contra Costa County, California)
Unknown history, part of an urban railroad to trail conversion project
Pratt through truss bridge over Walnut Creek on Iron Horse Trail
Open to pedestrians

Iron Horse Regional Trail - Walnut Creek Bridge (Ygnacio Valley Road) (Contra Costa County, California)
Railroad Bridge, 1929, re-used at this location for pedestrian walkway
Pratt through truss bridge over Walnut Creek on Iron Horse Trail
Open to pedestrians

Iron Horse Trail - Beverly Bridge (Grant County, Washington)
(Main design: Parker through truss)
Built 1909
Abandoned through and deck truss bridge over Columbia River on the former Chicago, Milwaukee, St. Paul and Pacific Railroad (Iron Horse Trail) in Beverly
Open to pedestrians only

Iron Horse Trail - Yakima River Bridge #5 (Kittitas County, Washington)
Built 1954
Through truss bridge over Yakima River on Iron Horse Trail
Open to pedestrians only

Iron Mountain - Arkansas River Bridge (Pulaski County, Arkansas)
Lost Pratt through truss bridge over Arkansas River on Iron Mountain Railroad
No longer exists

Iron Mountain - Judsonia Bridge (Old) (White County, Arkansas)
Replaced 1912
Lost Pratt through truss bridge over Little Red River on St. Louis, Iron Mountain & Southern Railway
Replaced by a new bridge

Iron Ore Creek Bridge (Grayson County, Texas)
Built around 1911 by the Midland Bridge Company of Kansas City, Missouri.It originally spanned Iron Ore Creek at Grayson County Route 597, but has been relocated to Loy Lake Park near Denison, Texas.
Warren pony truss bridge formerly over Iron Ore Creek on County Road 597
Relocated to Public Park

Irondequoit Bay Outlet Bridge (Monroe County, New York)
Built 1998
Warren pony truss swing bridge over Irondequoit Bay on Lake Road
Open to traffic

Irons Fork AR 88 Bridge (Polk County, Arkansas)
Built 1907; Replaced 1955
Lost two-span through truss bridge over Irons Fork on AR 88 east of Mena
Replaced by a new bridge in 1955

Ironton-Russell Bridge (old bridge) (Lawrence County, Ohio)
Built 1922, owned by the Kentucky State Highway Department
Lost Cantilevered Warren through truss bridge over the Ohio River between Ironton, Ohio and Russell, Kentucky
Demolished

Ironwood Bluff Bridge (Itawamba County, Mississippi)
(Main design: Pratt through truss)
Built 1921
Through truss bridge over Old Tombigbee River on Van Buren Road
Open to traffic

Ironwood Road Bridge (Fayette County, Iowa)
Built ca. 1965
Three-span pony truss bridge over Turkey River on Ironwood Road
Open to traffic

Iroquois River Bridge (Iroquois County, Illinois)
(Main design: Through truss)
Built late 1890's, replaced late 1970's after damaged by motor vehicle
Lost Through truss bridge over Iroquois River on 2850th North Road, 2.3 miles west of Ill Rt 1 @ Martinton
Lost

Iroquois River CR 400W Bridge (Jasper County, Indiana)
Built ca. 1905
Lost Warren pony truss bridge over Iroquois River on County Road 400 West
Replaced by a new bridge

Iroquois River CR 800W Bridge (Jasper County, Indiana)
Built ca. 1910
Lost Pratt pony truss bridge over Iroquois River on County Road 800 West
Replaced by a new bridge

Iroquois River CR-Lake Kenoyer Rd. Bridge (Newton County, Indiana)
Built 1914
Lost Camelback through truss bridge over Iroquois River on Lake Kenoyer Road
Replaced by a new bridge

Iroquois River SR 16 Bridge (Newton County, Indiana)
Built 1932, rehabilitated in 1977, replaced in 1996
Lost Parker through truss bridge over Iroquois River on IN 16
Replaced by new bridge

Irvine Park Road Bridge (Chippewa County, Wisconsin)
Built 1936; Replaced ca. 2004
Lost truss bridge over Duncan Creek on Irvine Park Road in Chippewa Falls
Replaced by a new bridge

ISC - Silver Creek Bridge (Clark County, Indiana)
Lost Pratt through truss bridge over Silver Creek on New Albany & Louisville Electric Railway
Removed

Ischua Creek Bridge (Cattaraugus County, New York)
Built ca. 1910; rehabilitated 1975
Through truss bridge over Ischua Creek on Mill Street
Removed but not replaced

Ischua Creek Bridge (Cattaraugus County, New York)
Built 1997
Pony truss bridge over Ischua Creek on Coal Chutes Road
Open to traffic

Islais Creek Bridge (Old) (San Francisco County, California)
Built 1915 ; replaced in 1945
Lost Baltimore through truss bridge over Islais Creek on Third Street/Kentucky Street
Replaced by a new bridge

Island Park Bridge (Elkhart County, Indiana)
Built in 1869 by Simon Degraff as part of a 2-span bridge over the St. Joseph's River in Bristol, this span relocated here in 1907.
Lost bowstring through truss bridge over Elkhart River at Island Park entrance
Lost

Island Park Bridge (Lenawee County, Michigan)
Originally on Church St., removed & stored in 30's, moved to park entrance, moved to present location 1980's.
Pratt pony truss bridge over South Branch Raisin River on Island Park Trail
Open to pedestrians only

Island Park Bridge (Old) (Eaton County, Michigan)
Built ?; Replaced 2001
Lost Warren pony truss bridge over Grand River on Road
Replaced by a new bridge

Island Road Bridge over Rockaway Creek (Hunterdon County, New Jersey)
splint reinforced in 2001
Pratt pony truss bridge over Rockaway Creek on Island Road
Splint reinforced with pair of 36"x12" girders

Island Street Bridge (Cheshire County, New Hampshire)
Lost Bowstring through truss bridge over Ashuelot River on Island Street
Replaced by a new bridge

Isthmus Slough Bridge (Coos County, Oregon)
Built 1955, Replaced 2004
Through truss bridge over Isthmus Slough on FAS A-396
Replaced by a Concrete Box Girder Bridge in 2004

Italian Bar Road Bridge (Fresno County, California)
Built 1925, rebuilt 1951
Warren Pony truss bridge over Redinger Lake on Italian Bar Road
Open to traffic

Ivanhoe Bridge (Old) (Linn County, Iowa)
Built 1946; replaced 1992
Lost through truss bridge over Cedar River on IA 1
Replaced by new bridge

Ivanhoe Bridge (Older) (Linn County, Iowa)
(Main design: Bowstring through truss)
Built 1877, Southwest part of the bridge rebuilt 1910-12 with a Pratt truss; Replaced 1946
Lost Bowstring through truss bridge over Cedar River on Road
Replaced by a new bridge

Iverson Crossing (Minnehaha County, South Dakota)
Formerly part of the Iverson Road linking Sioux Falls with Sibley, IA and Blue Earth, MN, it was named after the Iverson family, whose homestead was located near this bridge. First bridge built in 1889, but was replaced with current span in 1897.
Parker through truss bridge over Big Sioux River on Iverson Crossing Road east of East Sioux Falls and 1.3 miles west of Rowena
Closed to all traffic

Ivydale Bridge (Clay County, West Virginia)
Built 1939
Through truss bridge over Elk River on CR 46
Open to traffic

J & J Rogers Mill Bridge (Essex County, New York)
Built circa 1900; Abandoned 1971
Pratt through truss bridge over Ausable River on Former light railway
Intact but closed to all traffic

J Avenue Bridge (Louisa County, Iowa)
Built ca. 1920
Pony truss bridge over Otter Creek on J Avenue
Open to traffic

J Avenue Overpass (Boone County, Iowa)
Built 1900
Pony truss bridge over Union Pacific Railroad on J Avenue
Open to traffic

J. H. Millhollin Memorial Bridge (Coffee County, Georgia)
(Main design: Warren through truss)
Built in 1935; Replaced 1987
Lost Warren through truss bridge over Ocmulgee River on US Hwys. 319 and 441 and SR 31 (Blackshear Rd.)
Replaced by new bridge

J. M. Walters Bridge (Jefferson County, Tennessee)
Built 1934, Lost 2017
Warren (w/verticals) Balanced Cantilevered Camelback Pratt K-Truss Hybrid (official type) bridge over French Broad River (Douglass Lake) on U.S. 25-E
Demolished and replaced.

J. Robert Chapman Memorial Bridge (Solano County, California)
Built 1906, abandoned 1960's, rehabilitated, pedestrian, 2006.
Pratt through truss bridge over Putah Creek on Pedestrian Walkway in Winters
Open to pedestrians

J.D.Coffing Bridge (Fountain County, Indiana)
Built in 1886 as part of a 7-span bridge across the Wabash near Attica, moved to this location in 1924.
Two-span through truss bridge over Coal Creek on CR 800 South
Open to traffic