There are 39,882 bridges in this category · Only showing 23,695 bridges with photos
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Open

International Peace Garden Bridge #2 (Rolette County, North Dakota)
Built 1934 by Civilian Conservation Corps
Log stringer bridge over Drainage on Peace Garden Road
Open to traffic

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

Interstate 30 Arkansas River Bridge (Pulaski County, Arkansas)
Built 1958
Haunched deck plate girder bridge over Arkansas River on Interstate 30 in Little Rock
Open to traffic

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 440 Arkansas River Bridge (Pulaski County, Arkansas)
Built 1982
Haunched steel stringer bridge over Arkansas River on Interstate 440 in Little Rock
Open to traffic

Interstate 55 Overpass (Livingston County, Illinois)
Bridge over Illinois Central Railroad on Interstate 55
Open

Interstate 64 Guyandotte River Bridge (Cabell County, West Virginia)
Built 1959
Deck plate girder bridge over Guyandotte River on I-64
Open to traffic

Interstate 70 Bridge over Caldwell Avenue (Washington County, Pennsylvania)
Built 1960; rehabilitated 1993
Deck plate girder bridge over Caldwell Avenue (SR 4051) and CSX Railroad on I-70
Open to traffic

Interstate 70 Bridge over Chestnut Street (Washington County, Pennsylvania)
Built 1960; rehabilitated 1993
Steel stringer bridge over US 40 (W. Chestnut Street) on I-70
Open to traffic

Interstate 70 Pigeon Creek Bridge (Washington County, Pennsylvania)
Built 1949
Steel stringer bridge over Pigeon Creek and Wilson Road (SR 2040) on I-70
Open to traffic

Interstate 78 Toll Bridge (Northampton County, Pennsylvania)
Built 1989
Deck girder bridge over Delaware River on Interstate 78
Open to traffic

Interstate 79 Connoquenessing Creek Bridges (Butler County, Pennsylvania)
Built 1962; rehabilitated 2005
Deck plate girder bridge over Connoquenessing Creek on I-79
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 95 Brandywine Creek Bridge (New Castle County, Delaware)
Built 1964; rehabilitated 1984
Steel stringer bridge over Brandywine Creek on I-95
Open to traffic

Interstate Bridge (Marinette County, Wisconsin)
Bridge over Menominee River on Marinette County Highway K
Open to traffic

Intracoastal Canal Bridge (St. Mary Parish, Louisiana)
Built 2005
Bascule bridge over Intracoastal Canal on LA 319
Open to traffic

Intracoastal Waterway Bascule Bridge (Palm Beach County, Florida)
Built 2001
Bascule bridge over Intracoastal Waterway on FL 804 (E. Ocean Avenue) in Boynton Beach
Open to traffic

Intracoastal Waterway Bridge (Broward County, Florida)
Built 1962
Bascule bridge over Intracoastal Waterway on FL 822 (Sheridan) in Hollywood
Open to traffic

Intracoastal Waterway Bridge (Broward County, Florida)
Built 1967
Bascule bridge over Intracoastal Waterway on 14 Street Causway in Pompano Beach
Open to traffic

Intracoastal Waterway Bridge (Broward County, Florida)
Built 2002
Bascule bridge over Intracoastal Waterway on FL 858 Eastbound in Hallandale
Open to traffic

Intracoastal Waterway Bridge (Broward County, Florida)
Built 2000
Bascule bridge over Intracoastal Waterway on FL 858 Westbound in Hallandale
Open to traffic

Intracoastal Waterway Bridge (Miami-Dade County, Florida)
Built 1972
Pair of bascule bridges over Intracoastal Waterway on NE 79 Street in Miami
Open to traffic

Intracoastal Waterway Bridge (Palm Beach County, Florida)
Built 1956
Bascule bridge over Intracoastal Waterway on US 1 in North Palm Beach
Open to traffic

Intracoastal Waterway Bridge (Palm Beach County, Florida)
Built 1949
Bascule bridge over Intracoastal Waterway on George Bush Blvd. in Delray Beach
Open to traffic

Intracoastal Waterway Bridge (Palm Beach County, Florida)
Built 1969
Bascule bridge over Intracoastal Waterway on CR 707 (Beach Road) in Tequesta
Open to traffic

Intracoastal Waterway Bridge (Palm Beach County, Florida)
Built 1950
Bascule bridge over Intracoastal Waterway on CR 812 (Ocean Avenue) in Lantana
Open to traffic

Intracoastal Waterway Bridge (Palm Beach County, Florida)
Built 1973
Pair of bascule bridge over Intracoastal Waterway on FL 802 (Lake Avenue) in Lake Worth
Open to traffic

Intracoastal Waterway Bridge (Pinellas County, Florida)
Built 1981
Bascule bridge over Intracoastal Waterway on Park Blvd./78th Avenue N in Indian Shores
Open to traffic

Intracoastal Waterway Bridge (Sarasota County, Florida)
Built 1966
Bascule bridge over Intracoastal Waterway on Venice Avenue (CR 772) in Venice
Open to traffic

Intracoastal Waterway Bridge (Sarasota County, Florida)
Built 1964
Bascule bridge over Intracoastal Waterway on CR 774 in Manasota Key
Open to traffic

Intracoastal Waterway Bridge (Matagorda County, Texas)
Built 1969; rehabilitated 1982
Swing bridge over Intracoastal Waterway on FM 457
Open to traffic

Intracoastal Waterway Bridge (Terrebonne Parish, Louisiana)
Built 1996
Girder bridge over Intracoastal Waterway on La0024
Open to traffic

Intracoastal Waterway Bridge (Palm Beach County, Florida)
Built 1999
Deck girder bridge over Intracoastal Waterway on Donald Ross Road
Open to traffic

Intracoastal Waterway Bridge (Indian River County, Florida)
Built 1970
Stringer bridge over Intracoastal Waterway on Sr-510(Wabasso Rd)
Open to traffic

Intrepid Road Bridge (Macon County, Missouri)
Built ca. 1940
Wooden bridge over BNSF Railway on Intrepid Road
Open to traffic

Inverness Road Bridge (Montgomery County, Pennsylvania)
Bridge over Tributary Pennypack Creek on Inverness Road in Lower Moreland Township, PA
Open to traffic

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 - Little Miami River Bridge (Clermont County, Ohio)
Built 1929 by the American Bridge Company
Pony/through plate girder bridge over Little Miami River on CSX Railraod
Open to traffic

IORY - Miami Street Bridge (Champaign County, Ohio)
Built 1926
Deck plate girder bridge over Miami Street US 36 on IORY Railroad and Simon Kenton Trail
Open to traffic

IORY - O'Bannon Creek Bridge (Clermont County, Ohio)
Built 1929
Pony/through plate girder bridge over O'Bannon Creek on CSX Railraod
Open to traffic

IORY - Old Remington Road Overpass (Hamilton County, Ohio)
Stone arch bridge over Old Remington Road on Railroad
Open to traffic

IORY - Paint Creek Trestle (Highland County, Ohio)
Deck plate girder bridge over Paint Creek on Indiana & Ohio Ry
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

IORY - US 6 Overpass (Henry County, Ohio)
Built 1926
Slab bridge over US 6 on Indiana & Ohio Railway
Open to traffic

Iowa Avenue Bridge (Johnson County, Iowa)
Built 1916; rehabilitated 1985
Three-span arch bridge over Iowa River on Iowa Avenue in Iowa City
Open to traffic

Iowa Memorial Union Footbridge (Johnson County, Iowa)
Built 1934; Fountain added onto the East end in 1936 to commemorate the class of 1936.
Cantilevered deck plate girder over Iowa River on Pedestrian Pathway
Open to traffic

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

Iowa River Bridge (Hardin County, Iowa)
Built 1936; rehabilitated 1999
Steel stringer bridge over Iowa River on Main Street
Open to traffic

Ipswich River Bridge (Essex County, Massachusetts)
Built 1920
Concrete arch bridge over Ipswich River on MA 97 (High Street) in Topsfield
Open to traffic

IR - Clear Creek Bridge (Kendall County, Illinois)
Steel stringer bridge over Clear Creek on Illinois RailNet (former CB&Q)
Open to traffic

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

IR - Fox River Bridge (Boulder Hill) (Kendall County, Illinois)
Built 1903, Approach added 1938
Steel stringer bridge over IL 25 & Fox River on Illinois RailNet


IR - Fox River Road Overpass (Kendall County, Illinois)
Pony/through plate girder bridge over Fox River Rd on Illinois RailNet (former CB&Q)
Open to traffic

IR - Hollenback Creek Trestle (Kendall County, Illinois)
Timber stringer trestle over Hollenback Creek on Illinois RailNet (former CB&Q)
Open to traffic

IR - IL-25 Overpass (Kendall County, Illinois)
Built 1935 as part of the CB&Q RR (Burlington Route)
Steel stringer bridge over Ill Rte 25 on Illinois RailNet (former CB&Q)
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 - Morgan Creek Trestle (Kendall County, Illinois)
Timber stringer bridge over Morgan Creek on Illinois RailNet (former CB&Q)
Open to traffic

IR - Unnamed Creek Trestle (Kendall County, Illinois)
Timber stringer bridge over Unnamed Creek on Illinois RailNet (former CB&Q)
Open to traffic

IR - Waubansee Creek Bridge (Kendall County, Illinois)
Built in 1948
Steel stringer bridge over Waubansee Creek on Illinois RailNet (former CB&Q)
Open to traffic

Irene Rd Kishwaukee River Bridge (De Kalb County, Illinois)
Built 2004
Stringer bridge over S Br Kishwaukee River on Irene Road
Open to traffic

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

Irish Creek Bridge (Marshall County, Kansas)
Built ca. 1940
Girder and floorbeam system bridge over Irish Creek on 24th Terrace
Open to traffic

Irish Creek Road Blue Ridge Parkway Bridge (Nelson County, Virginia)
Built 1945
Concrete rigid frame bridge over Irish Creek Rd on Blue Ridge Parkway
Open to traffic

Irish Hollow Creek Bridge (Jo Daviess County, Illinois)
Built 1922
Concrete through girder bridge over Irish Hollow Creek on S Irish Hollw Rd
Open to traffic

Irish Road Bridge (Calumet County, Wisconsin)
Built 1920
Six vault stone arch bridge over North Branch Manitowoc River on Irish Road
Open to traffic

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 (Jackson County, Iowa)
Built ca. 1950
Through truss bridge over Maquoketa River on Iron Bridge Road
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 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 (Lancaster County, Pennsylvania)
Built 1898; rehabilitated 1975
Pony truss bridge over Conestoga River on Iron Bridge Road
Open to traffic

Iron Bridge Road bridge (Hunterdon County, New Jersey)
Built 1852; new bridge installed 1900, rehabilitated 2002
Girder bridge over abandoned Raritan Valley Line on Iron Bridge Road
Open to traffic

Iron City Railroad Bridge (Lawrence County, Tennessee)
Deck plate girder bridge over Shoal Creek on Tennessee Southern Railroad
Open to traffic

Iron Mountain Road Pigtail Bridge #2 (Pennington County, South Dakota)
Built 1992
Steel stringer bridge over US 16A, on US 16A
Open to traffic

Iron Mountain Road Pigtail Bridge #3 (Pennington County, South Dakota)
Built 1985
Steel stringer bridge over US 16A, on US 16A
Open to traffic

Iron Mountain Road Tunnel (US 16A) (Pennington County, South Dakota)
Tunnel on US 16A (Iron Mountain Road)
Open to traffic

Iron Springs Road Bridge (Adams County, Pennsylvania)
Built 1836-42 by the Tapeworm Railroad
Stone arch bridge over Toms Creek on PA 3014
Open to traffic

Iron Street Bridge (Miami County, Kansas)
Concrete pony/through girder bridge over Tributary to Bull Creek on Iron Street
Open to traffic

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

Ironstone Bridge (Berks County, Pennsylvania)
Built 1907
Concrete arch bridge over Ironstone Creek on PA 2040. Farmington Ave S. Boyertown, PA
Open to traffic

Ironton Bridge (Iron County, Missouri)
Built in 1926 by the Missouri State Highway Department; made obsolete in 1967 by a new alignment of MO 21
Tee beam bridge over Stouts Creek on Main Street (Old MO Highway 21) between Ironton and Arcadia
Open to traffic

Ironwood Bluff Bridge (Itawamba County, Mississippi)
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

Iroquis County Bridge 54 (Iroquois County, Illinois)
Built 1937
Slab bridge over Unnamed drainage on CR700 N Rd
Open

Iroquis River Trib.Bridge (Iroquois County, Illinois)
Built 1915; rehabilitated 1916
Steel stringer bridge over Un-named Trib. To Iroquis River on CR1625 E Rd
Open to traffic

Iroquis River Trib.Bridge (Iroquois County, Illinois)
Steel stringer bridge over Un-named Trib. To Iroquis River on CR 3300 N Rd
Open

Irrigation Canal Bridge (Kootenai County, Idaho)
Built 1930
Concrete deck girder bridge over Irrigation Canal on W 4th Street
Open to traffic

Irving Road Overpass (Bedford County, Virginia)
Built 1906
Girder bridge over NS Railway on Irving Road (Route 689)
Open to traffic

Irwin Interchange Bridge over the Pennsylvania Turnpike (Westmoreland County, Pennsylvania)
Built 1952; rehabilitated 1988
Pony/through plate girder bridge over I-76 (Pennsylvania Turnpike) on Pennsylvania Turnpike Irwin Interchange Ramps B & C
Open to traffic

Isa Lake Bridge (Teton County, Wyoming)
Built 1936
Wooden bridge over Isa Lake on Grand Loop Road
Open to traffic

Isaac Branch Moores Lake Bridge (Kent County, Delaware)
Built 1919; rehabilitated 1957
Concrete arch bridge over Isaac Branch-Moores Lake on State Street in Wyoming
Open to traffic

Isaac Lee Patterson Bridge (Curry County, Oregon)
Built 1930
Concrete arch bridge over Rogue River on US 101 in Gold Beach
Open to traffic

Isabel Holmes Bridge (New Hanover County, North Carolina)
Built 1980
Bascule bridge over NE Cape Fear River on US 74/NC 133 in Wilmington
Open to traffic

Isabell Creek AR 105 Bridge (Pope County, Arkansas)
Built 1928 by the Maxwell Construction Co.
Open-spandrel arch bridge over Isabell Creek on AR 105 near Oak Grove
Open to one-lane traffic

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

Ishmael Branch Bridge (Washington County, Missouri)
Built 1956
Culvert bridge over Ishmael Branch on Route C
Open to traffic

Islais Creek Bridge (1945) (San Francisco County, California)
Built 1945
Bascule bridge over Islais Creek on Third Street in San Francisco
Open to traffic