Alligator River Bridge (Tyrrell County, North Carolina)
Built 1960
Swing bridge over Alligator River on US 64
Open to traffic

Ambassador Bridge (Wayne County, Michigan)
Built 1927-1928; New Plaza 2008
Wire suspension bridge over Detroit River on US I-96 and Canada 3 in Windsor, Ontario Canada and Detroit
Open to traffic

Apalachicola River Bridge (Calhoun County, Florida)
Built 1938; rehabilitated 1998
Through truss bridge over Apalachicola River on FL 20
Open to traffic

Baltimore Harbor Tunnel (Baltimore, Maryland)
Tunnel under Baltimore Harbor on I-895
Open to traffic

Bayonne Bridge (Hudson County, New Jersey)
Built 1931
Steel through arch bridge over Kill Van Kull between Bayonne and Staten Island
Toll bridge open to traffic

Benjamin Franklin Bridge (Philadelphia County, Pennsylvania)
Built 1926; rehabilitated 1984
Suspension bridge over Delaware River on I-676/US 30 in Philadelphia
Open to traffic

Berkshire Spur Bridge (Rensselaer County, New York)
Built 1958; rehabilitated 1994
Through truss bridge over Hudson River on Berkshire Spur
Open to traffic

Braga Bridge (Bristol County, Massachusetts)
Built 1965; rehabilitated 1989
Through truss bridge over Taunton River on I-195 in Fall River
Open to traffic

Broad River Draw Bridge (Beaufort County, South Carolina)
Built 1958; replaced 2004
Lost swing bridge over Broad River Draw Bridge on SC 170
No longer exists

Bronx Whitestone Bridge (Bronx County, New York)
Opened to traffic April 29, 1939
Suspension bridge over East River on I-678 in New York
Open to six lanes of traffic

Brooklyn Bridge (Kings County, New York)
Opened to traffic May 24, 1883
Suspension bridge over East River between Manhattan and Brooklyn in New York
Open to traffic

Brookport Bridge (Massac County, Illinois)
Built 1929
Ten-span through truss bridge on US 45 over the Ohio River at Brookport
Open to two-lane traffic

Cairo Ohio River Bridge (Alexander County, Illinois)
Built 1937; rehabilitated 1979
Continuous through truss over the Ohio River on US 51/60 between Cairo, Illinois and Wickliffe, Kentucky
Open to two-lane traffic

Calcasieu River I-10 Bridge (Calcasieu Parish, Louisiana)
Built 1952
Through truss bridge over Calcasieu River on I-10 in Lake Charles
Open to traffic

Chesapeake Bay Bridge (Anne Arundel County, Maryland)
Built 1951; rehabilitated 1988
Suspension bridge over Chesapeake Bay on US 50
Open to traffic

Columbia River Bridge (Clatsop County, Oregon)
Built 1966
Through truss bridge over Columbia River on US 101 in Astoria
Open to traffic

Columbia River Bridge (Pacific County, Washington)
Built 1966
Through truss bridge over Columbia River on US 101
Open to traffic

Columbia-Wrightsville Lincoln Highway Bridge (Lancaster County, Pennsylvania)
Built 1929; rehabilitated 1988
Open-spandrel arch bridge over Susquehanna River on PA 462 (Old Lincoln Highway) between Columbia and York Counties
Open to traffic

Conde B. McCullough Memorial Bridge (Coos County, Oregon)
Built 1936
Truss bridge over Coos Bay on US 101 in North Bend
Open to traffic

Corpus Christi Ship Channel Bridge (Nueces County, Texas)
Built 1959; rehabilitated 1987
Through truss bridge over Corpus Christi Ship Channel on US 181 in Corpus Christi
Open to traffic

Dames Point Bridge (Duval County, Florida)
Built 1989
Cable-stayed bridge over St. Johns River on FL 9A in Jacksonville
Open to traffic

Delaware River Bridge (Camden County, New Jersey)
Built 1926; rehabilitated 1984
Suspension bridge over Delaware River on I-676/US 30 in Camden
Open to traffic

Delaware River Bridge (Camden County, New Jersey)
Built 1957; rehabilitated 1999
Suspension bridge over Delaware River on I-76 in Gloucester City
Open to traffic

Delaware River Bridge (Burlington County, New Jersey)
Built 1956
Through truss bridge over Delaware River on the New Jersey Turnpike
Open to traffic

Evansville Bridge (Henderson County, Kentucky)
Northbound bridge built 1932; southbound built 1965
Pair of cantilevered through truss bridges over the Ohio River on US 41
Open to traffic

George Rogers Clark Memorial Bridge (Jefferson County, Kentucky)
Built 1929; tolls removed 1946; rehabilitated 1958
Cantilevered through truss bridge over Ohio River on US 31 at Louisville
Open to traffic

Golden Gate Bridge (San Francisco County, California)
Built 1937
Suspension bridge over San Francisco Bay on US 101 at San Francisco
Open to traffic

Great South Bay Bridge (Suffolk County, New York)
Built 1951
Through truss bridge over Great South Bay on Robert Moses Causeway
Open to traffic

Greenville Bridge (Chicot County, Arkansas)
Opened to traffic Sept. 17, 1940
Through truss bridge over the Mississippi River on US 82 between Greenville and Lake Village
Open to traffic

Hells Gate Bridge (Queens County, New York)
Built 1915
Steel through arch bridge over East River (Hell Gate) on railroad tracks
Open to traffic

Houston Ship Channel Bridge (Harris County, Texas)
Built 1995
Pair of suspension bridges over Houston Ship Channel on TX 146 in Houston
Open to traffic

Hudson River Bridge (Ulster County, New York)
Built 1957; rehabilitated 2002
Deck truss bridge over Hudson River on NY 199
Open to traffic

Huey P. Long Bridge (Jefferson Parish, Louisiana)
Opened to traffic December 16, 1935
Cantilevered through truss bridge over the Mississippi River on US 90 in Jefferson
Open to traffic

I-680 Bridge (Contra Costa County, California)
Built 1962; rehabilitated 1991
Deck truss bridge over railroad tracks on I-680 in Martinez
Open to traffic

Illinois River I-39 Bridge (La Salle County, Illinois)
Built 1987
Steel through arch bridge over the Illinois River on I-39/US 51 near La Salle in Oglesby
Open to four lanes of traffic

International Bridge (Chippewa County, Michigan)
Built 1963
Through truss bridge over St. Mary River on I-75 at Sault Ste. Marie
Open to traffic

Intracoastal Waterway LA 47 Bridge (Orleans Parish, Louisiana)
Built 1967
Through truss bridge over the Intracoastal Waterway on LA 47 in New Orleans
Open to traffic

James River Bridge (Isle of Wight County, Virginia)
Built 1980
Vertical lift bridge over James River on US 17 in Newport News
Open to traffic

Julien Dubuque Bridge (Dubuque County, Iowa)
Built 1943; rehabilitated 1992
Steel through arch bridge over the Mississippi River on US 20 at Dubuque
Open to traffic

Lake Pontchartrain Causeway (St. Tammany Parish, Louisiana)
First bridge built 1956
Pair of prestressed concrete bridges over Lake Pontchartrain with a length of nearly 24 miles in New Orleans
Open to two lanes of toll southbound traffic and two lanes of free northbound traffic

Lake Pontchartrain US 11 Bridge (Orleans Parish, Louisiana)
Built 1938
Bascule bridge over Lake Pontchartrain on US 11 in New Orleans
Open to traffic

Lewis & Clark Bridge (Cowlitz County, Washington)
Built 1929; rehabilitated 2003
Through truss bridge over Columbia River on WA 433
Open to traffic

Longview Bridge (Columbia County, Oregon)
Built 1929; rehabilitated 1963
Through truss bridge over Columbia River on HWY 2W CONN in Rainier
Open to traffic

Mackinac Bridge (Emmet County, Michigan)
Built 1957
Suspension bridge over the Straits of Mackinac on I-75 at Mackinaw City
Open to traffic

Main Street Bridge (Cuyahoga County, Ohio)
Built 1940 by the Wilbur Watson & Associates; rehabilitated 1992
Deck truss bridge on OH 2 (Main Street) in Cleveland
Open to traffic

Manhattan Bridge (New York County, New York)
Opened to traffic December 31, 1909
Suspension bridge over East River in New York City
Open to seven lanes of highway traffic and four subway tracks

McKinley Bridge (St. Louis, Missouri)
Dedicated Nov. 10, 1910; closed to traffic in Oct. 2001; reopened 2007
Three-span through truss bridge over the Mississippi River between St. Louis and Venice, Illinois
Open to traffic

Mehring Street Bridge (Hamilton County, Ohio)
Built 1931
Through truss bridge over Mehring Street on the CSX Railroad
Open to traffic

Metropolis Bridge (Massac County, Illinois)
Built 1917 under the direction of engineers C. H. Cartlidge and Ralph Modjeski
Six-span through truss bridge over the Ohio River on the CN Railroad at Metropolis
Open to railroad traffic

Mississippi River I-40 Bridge (Shelby County, Tennessee)
Built 1973
Two-span steel through arch bridge over the Mississippi River on I-40 at Memphis
Open to traffic

Mississippi River US 190 Bridge (East Baton Rouge Parish, Louisiana)
Built 1989
Through truss bridge over the Mississippi River on US 190 in Baton Rouge
Open to traffic

Morrison Bluff Bridge (Logan County, Arkansas)
At 1.6 miles this is the longest bridge in Arkansas
Bridge over Arkansas River on AR 109 at Morrison Bluff
Open to traffic

New Chain of Rocks Bridge (Madison County, Illinois)
Built 1966
Bridge over Mississippi River on I 270
Open to traffic

Newark Bay Bridge (Essex County, New Jersey)
Built 1955
Through truss bridge over Newark Bay on the NJ Turnpike Extension (I-78) in Newark
Open to traffic

Newport Bridge (Newport County, Rhode Island)
Built 1969
Suspension bridge over East Passage Narragansett Bay on RI 138 in Newport
Open to toll traffic

Newtown Creek I-278 Bridge (Kings County, New York)
Built 1940; rehabilitated 1973
Through truss bridge over Newtown Creek on I-278 in New York
Open to traffic

Ogdensburg-Prescott International Bridge (St. Lawrence County, New York)
Built 1960
Suspension bridge over St. Lawrence River at Ogdensburg
Open to traffic

Old Vicksburg Bridge (Warren County, Mississippi)
Built 1930
Cantilevered through truss bridge over the Mississippi River at Vicksburg just north of the I-20 bridge in Vicksburg
Closed to all vehicular and pedestrian traffic, but still used by the Kansas City Southern railroad

Paducah Bridge (McCracken County, Kentucky)
Built 1973
Two-span tied-arch bridge on Interstate 24 over the Ohio River between Paducah, KY, and Metropolis, IL
Open to four lanes of traffic

Pascagoula River MS 26 Bridge (George County, Mississippi)
Built 1948
Through truss bridge over Pascagoula River on MS 26
Open to traffic

Penrose Avenue Bridge (Philadelphia County, Pennsylvania)
Built 1949; rehabilitated 1984
Cantilevered through truss bridge over Schuylkill River on PA 291 (Penrose Avenue) in Philadelphia
Open to traffic

Potomac River Bridge (Prince George's County, Maryland)
Built 1961; rehabilitated 1984
Bascule bridge over Potomac River on IS 95 in Fort Washington
Open to traffic

Potomac River Bridge (Charles County, Maryland)
Built 1939; rehabilitated 1984
Through truss bridge over Potomac River on US 301
Open to traffic

Poughkeepsie Railroad Bridge (Dutchess County, New York)
Built 1888 by the Union Bridge Co.
Deck truss bridge over Hudson River on Conrail at Poughkeepsie in Highland
Open to traffic

Pulaski Skyway Bridge (Hudson County, New Jersey)
Built 1932; rehabilitated 1984
Deck truss bridge over Passaic and Hackensack Rivers on US 1/US 9 in Jersey City
Open to traffic

Rainbow Bridge (Jefferson County, Texas)
Opened Sept. 8, 1938; parallel bridge built 1991; rehabilitated and reopened to northbound traffic in 1998
Through truss bridge over Neches River on Westbound TX 73 in Port Arthur
Open to traffic

Rappahannock River Bridge (Middlesex County, Virginia)
Built 1957; rehabilitated 1996
Through truss bridge over Rappahannock River on VA 3
Open to traffic

San Francisco Bay Bridge (Alameda County, California)
Built 1936; rehabilitated 1962
Through truss bridge over San Francisco Bay on I-80 in Oakland
Open to traffic; replacement bridge under construction

San Pablo Bay Bridge (Contra Costa County, California)
Built 1956
Through truss bridge over San Pablo Bay on I-580 in Richmond
Open to traffic

San Pedro Terminal Island Bridge (Los Angeles County, California)
Built 1963; rehabilitated 1990
Suspension bridge over San Pedro Terminal Island on CA 47 in Los Angeles
Open to traffic

St. Clair River Bridge (St. Clair County, Michigan)
Built 1938; rehabilitated 1999
Through truss bridge over St. Clair River on Westbound I-94 in Port Huron
Open to traffic

St. Clair Tunnel (St. Clair County, Michigan)
Built 1888-1891; Electrified 1907-1908; Electrification removed 1958: Tube sealed 1994
Tunnel under St. Clair River on Canadian National Railroad in Port Huron
Closed to all traffic

St. Johns River Bridge (Duval County, Florida)
Built 1953
Through truss bridge over St. Johns River on FL 10A in Jacksonville
Open to traffic

Sunshine Bridge (St. James Parish, Louisiana)
Built 1963
Through truss bridge over the Mississippi River on LA 70
Open to traffic

Sunshine Skyway Bridge (Pinellas County, Florida)
Opened to traffic April 20, 1987
Cable-stayed bridge over Tampa Bay on I-275/US 19 at Saint Petersburg
Open to four lanes of traffic

Susquehanna River Bridge (Harford County, Maryland)
Built 1939; rehabilitated 1988
Through truss bridge over Susquehanna River on US 40 in Havre de Grace
Open to traffic

Tacoma Narrows Bridge (Pierce County, Washington)
Built 2007
Suspension bridge over Tacoma Narrows on EB SR-16 in Tacoma
Open to traffic

Tacoma Narrows Bridge (Pierce County, Washington)
Built 1949
Suspension bridge over Tacoma Narrows on WA 16 in Tacoma
Open to traffic

Tacoma Narrows Bridge (Pierce County, Washington)
Built 1940
Lost Wire suspension bridge over Tacoma Narrows on WA-16 in Tacoma
Collapsed in 1940

Tappan Zee Bridge (Rockland County, New York)
Opened to traffic December 15, 1955
Cantilevered through truss bridge over Hudson River on I-87/I-287/New York State Thruway in South Nyack
Open to seven lanes of traffic

Tennessee River Bridge (Lawrence County, Alabama)
Built 1937; rehabilitated 1962
Through truss bridge over Tennessee River on AL 101
Open to traffic

Thames River Bridge (New London County, Connecticut)
Built 1943; rehabilitated 1975
Deck truss bridge over Thames River on Northbound I-95 in New London
Open to traffic

Triborough Suspension Bridge (Queens County, New York)
Opened to traffic July 11, 1936
Suspension bridge over East River (Hell Gate) on I-278 in New York
Open to eight lanes of traffic and one sidewalk

Vicksburg I-20 Bridge (Warren County, Mississippi)
Built 1973
Cantilevered through truss over the Mississippi River on I-20 at Vicksburg
Open to traffic

Walt Whitman Bridge (Philadelphia County, Pennsylvania)
Built 1957; rehabilitated 1998
Suspension bridge over Delaware River on I-76 in Philadelphia
Open to traffic

West Passage Bridge (Newport County, Rhode Island)
Built 1940
Through truss bridge over West Passage Narragansett Bay on RI 138 in Jamestown
Replaced by new bridge

Williamsburg Bridge (Kings County, New York)
Opened to traffic December 19, 1903
Suspension bridge over East River on Delancey Street in New York
Open to traffic