There are 38,324 bridges in this category · Only showing 25,651 bridges with photos
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Truss

Indian Trail Rd.-Whitewater River Bridge (Wayne County, Indiana)
Lost pony truss bridge over Whitewater River on Indian Trail Road
Replaced by new bridge

Indian Trail Road Bridge (St. Clair County, Michigan)
Built 1937; relocated to Calhoun County Historic Bridge Park 2007; relocated again to S-BRITE facility 2015
Lost pony truss bridge over Belle River on Indian Trail Road
Currently located, intact, at Purdue University's S-BRITE facility

Indiana Avenue Bridge (Cook County, Illinois)
Built 1977
Through truss bridge over Little Calumet River on Indiana Avenue in Chicago
Open to traffic

Indiana Avenue Bridge (Elkhart County, Indiana)
Built 1898 by the Bellefontaine Bridge & Iron Co.; rehabilitated 1986
Through truss bridge over Elkhart River on Indiana Avenue in Goshen
Restored and opened to traffic

Indiana Avenue Bridge (Salt Lake County, Utah)
Replaced 1948
Lost Warren pony truss bridge over Jordan River on Indiana Avenue
Replaced by new bridge

Indiana Avenue Bridge (Old) (Cook County, Illinois)
Built 1914; Replaced 1977
Lost Double-intersection Warren through truss bridge over Little Calumet River on Indiana Avenue
Replaced by a new bridge

Indiana Ordnance Works Fourteen Mile Creek Bridge (Clark County, Indiana)
Built 1945, but never placed into service
Through truss bridge over Fourteen Mile Creek on Indiana Ordnance Works Road
Removed but not replaced

Indiana State Museum Bridge (Marion County, Indiana)
This is a replica of a Whipple truss bridge, and is not historic
Through truss bridge over Indiana Central Canal and N. Blackford Street on Walkway at the Indiana State Museum in Indianapolis
Open to pedestrians

Indianapolis & Cincinnati Railroad-Duck Creek Bridge (Franklin County, Indiana)
Lost Through truss bridge over Duck Creek on Indianapolis & Cincinnati Railroad
Replaced by a new bridge

Indianford Bridge (Rock County, Wisconsin)
Lost Pratt through truss bridge over Rock River on CR F/M
Replaced by a new bridge

Industry Bridge (Clay County, Kansas)
Lost Through truss bridge over Creek on Bridge Street
Removed but not replaced

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 - Elliston Railroad Bridge (Greene County, Indiana)
Built 1906, Approach added 1915 using secondhand girders
Deck truss bridge over White River on Indiana Railroad (former Illinois Central Railroad) in Elliston
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 - Vertrees Ditch Trestle (Daviess County, Indiana)
Trestle bridge over West Fork White River on Indiana Railroad
Open to traffic

INRD - Wabash River Bridge (Vigo County, Indiana)
Pratt through truss bridge over Wabash River on Indiana Rail Road
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 Rail Road (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

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

Interborough Bridge (Monroe County, Pennsylvania)
Built 1904
Lost Through truss bridge over Brodhead Creek on Main Street
Replaced by a new bridge after 1955 flood

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 (Aroostook County, Maine)
(Main design: Pennsylvania through truss)
Built 1912
Lost Pennsylvania through truss bridge over Saint John River on Bridge Street
Replaced by a new bridge

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

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 (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 80 - Deer Creek Bridge (Clarion County, Pennsylvania)
Built 1965; rehabilitated 2013
Warren deck truss bridge over Deer Creek 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 (Broward County, Florida)
Through truss bridge over Intracoastal Waterway on Route 816
Demolished

Intracoastal Waterway Bridge (New Hanover County, North Carolina)
(Main design: Warren through truss)
Built 1931; replaced 1962
Lost Warren through truss bridge over Intracoastal Waterway on State Route 421
Replaced by a new bridge

Intracoastal Waterway Bridge (Brunswick County, North Carolina)
Built 1958; replaced 1984
Parker through truss swing bridge over the Intracoastal Waterway on State Route 904
Replaced by a new bridge

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

Intracoastal Waterway Swing Bridge (Old) (Pinellas County, Florida)
Builtin 1916 to replace ferry
Lost Through truss bridge over Intracoastal Waterway on Florida Route 688
No longer exists replaced 1958

Inwood Iron Bridge (Lebanon County, Pennsylvania)
Built 1899 Pittsburgh Bridge Co., with Nelson & Buchanan as agents. Removed from Iron Bridge Rd, refurbished, and placed on display in park a quarter of a mile from original location.
Pennsylvania through truss bridge on Pedestrian viewing platform
Open to pedestrians only

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 Bowstring (Allen County, Kansas)
Lost Bowstring through truss bridge over Neosho River? on Road
Replaced by a new bridge

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

Ionia Road - Thornapple River Bridge (Pre 1956) (Eaton County, Michigan)
Lost Whipple through truss bridge over Thornapple River on Ionia Road
Replaced by a new bridge in 1957

IORY - Blanchard River Bridge (Putnam County, Ohio)
Warren through truss bridge over Blanchard River on Indiana and Ohio Railway
Open to traffic

IORY - Quincy High Bridge (Logan County, Ohio)
Built 1911
Warren deck truss with alternating verticals bridge over Cr73 and Great Miami River on Dt&I Railroad
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 Hospital for the Insane South Entrance Bridge (Page County, Iowa)
Lost Pratt pony truss bridge over North Branch West Nodaway River on South Entrance Road (Now 16th Street)
Replaced by a new bridge

Iowa Junction Mystery Bridge (Washington County, Iowa)
(Main design: Pratt through truss)
Lost Pratt through truss bridge over English River on Red Ball Route
Replaced by a new bridge

Iowa River Bridge (Wright County, Iowa)
Built ca. 1930
Warren pony truss bridge over Iowa River on 190th Street
Open to traffic

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.

Iowa-Illinois Gas & Electric Dam Footbridge (1916) (Johnson County, Iowa)
Built 1916; Replaced 2004 when the dam was rebuilt
Lost Warren pony truss bridge over Iowa River on Footpath
Replaced by a new bridge

Ioway Creek Footbridge (Story County, Iowa)
Built in 1907 by the Chicago & North Western Railway; Lost to flooding in 1918
Lost Truss bridge over Ioway (Formerly Squaw) Creek on footpath
Destroyed by flooding

IR - Delphos Viaduct (Van Wert County, Ohio)
Built 1904; Removed ca. 1932
Lost Pratt through truss bridge over Pennsylvania Railroad on Indiana Railroad
Removed but not replaced

IR - Fox River Bridge (LaSalle County, Illinois)
Built 1878, additional span added 1905; 1878 span replaced Ca. 1970
Pratt deck truss bridge over Fox River on Illinois RailNet West of Sheridan
Open to traffic

IR - Illinois River Bridge (Ottawa) (LaSalle County, Illinois)
Built 1898; Lift span added 1933
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 Rail Road
Removed

IR - Rockford Rail-Trail Bridge (Winnebago County, Illinois)
Built between 1898 and 1899, Trusses relocated here 1929; Converted to trail use 2016
Through truss bridge over Rock River on former Illinois RailNet
Open to non-motorized traffic 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 Rail Road
Removed

IR - Wildcat Creek Bridge (Howard County, Indiana)
Built to carry former interurban line from Marion, Indiana to Kokomo, Indiana in or about 1905. Abandoned in early 1930's.
Lost Pratt through trus bridge over Wildcat Creek(today Kokomo Reservoir) on formerly Indiana Rail Road
Removed

IR - Wildcat Creek Deck Truss (Tippecanoe County, Indiana)
Lost Pratt deck truss bridge over Wildcat Creek on Indiana Rail Road
Removed but not replaced

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

Irene Bridge (Cherokee County, South Carolina)
Built 1917; Partial Collapses 1951 & 1955; Replaced 1956
Lost Pratt through truss bridge over Broad River on SC 211
Replaced by a new bridge

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

Irish Creek Bridge West (Marshall County, Kansas)
Abandoned Pratt pony truss bridge over Irish Creek on Zenith Road
Derelict/abandoned, east approach collapsed

Irish Hollow Creek Bridge (Jo Daviess County, Illinois)
Plaque has 1874 patent date on it by the Wrought Iron Bridge Company
Abandoned Pratt pony truss bridge over Irish Hollow Creek on Old ILL 84
Open to authorized vehicles only

Irishman Covered Bridge (Vigo County, Indiana)
Built 1845, Moved 1971 from original location over Little Honey creek on Feree road, to Fowler Park.
Queenpost through truss bridge over an arm of Ruble Lake on a pedestrian trail.
Repairs completed, beautifully restored

Irishman Covered Bridge (Original Location) (Vigo County, Indiana)
Built in 1845; Moved to a new location in 1971.
Queenpost through truss bridge originally over Little Honey Creek on Feree Road.
Replaced by a new bridge and moved to a new location in Fowler Park.

IRM - Patoka River Bridge #1 (Dubois County, Indiana)
Built by the Southern Railway; Now owned by the Indiana Railway Museum out of French Lick.
Railroad bridge over the Patoka River East of Dubois Crossroads
Open to traffic

IRM - Patoka River Bridge #2 (Dubois County, Indiana)
Through truss bridge on Indiana Railway Museum line Northeast of Dubois
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 (Kane County, Illinois)
Built 1869-1870; Replaced ca 1899 by a J.G. Wagner span
Lost Pratt through truss bridge over Fox River on West Main St.
Replaced by a new bridge

Iron Bridge (Lancaster County, Pennsylvania)
Built in 1890 by the Variety Iron Works of Cleveland, Ohio
Pratt through truss bridge over Mill Creek on Mennonite School Rd
Open to traffic

Iron Bridge (Monmouth County, New Jersey)
Built in 1887 by Dean & Westbrook
Lost Half-hip Pratt pony truss bridge over Mill Brook ravine on Little Street
No longer exists

Iron Bridge (Saratoga County, New York)
Inundated ca. 1930 when the Conklingville Dam was built; Is a popular SCUBA diving spot.
Pratt through truss bridge over Sacandaga River on Road
Inundated

Iron Bridge (Kane County, Illinois)
Built in 1866, collapsed under cattle in 1867, collapsed under a crowd July 4, 1869, lost to ice April 19, 1881
Lost Truesdell pony truss bridge over Fox River on Chicago Street
No longer exists

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 (Jackson County, Iowa)
Built ca. 1950
Through truss bridge over Maquoketa River on Iron Bridge Road
Open to traffic

Iron Bridge 19-02-P01x (Aroostook County, Maine)
Replaced 1909
Lost Pony truss bridge over West Branch Mattawamkeag River on Sherman Street (current route of US 2
Replaced by a new 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 - Petersburg Bridge (Pike County, Indiana)
Built in 1875 by William T. Washer using the Smith Bridge Company's "Iron Arch #1 Design". Relocated to Petersburg in 2021
Bowstring pony truss bridge over Prides Creek on Old IN-56 (Water Street) (Pedestrian Walkway)
Open to pedestrians only

Iron Bridge Road Bridge (McLennan County, Texas)
Warren pony truss bridge over Bullhide Creek on old alignment of Iron Bridge Road.
Intact but closed to all 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 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 (Mercer County, New Jersey)
Abutments built 1868; Abutments rehabilitated, altered the superstructure (iron part) replaced in1924 with the (used, 1905?) present structure
Pony truss bridge over Crosswicks Creek on Iron Bridge Road
Open to traffic

Iron Bridge Road Bridge (Pike County, Indiana)
Built in 1875 by William T. Washer using the Smith Bridge Company's "Iron Arch #1 Design".
Bowstring pony truss bridge over Patoka River on CR 650 East
Dismantled and restored before being moved to Petersburg

Iron Bridge Road- East Fork Trinity River Oxbow (Kaufman County, Texas)
Warren pony truss bridge over Oxbow of East Fork Trinity River on Iron Bridge Road
Closed

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