Blind Brook Bridge (Westchester County, New York)
Built 1934
Arch bridge over Blind Brook on US 1 in Harrison
Open to traffic

Boston Avenue Bridge (Fairfield County, Connecticut)
Built 1910; rehabilitated 1934
Concrete arch bridge over Stillman Pond Brook on US 1 in Bridgeport
Open to traffic

Byram River Bridge (Westchester County, New York)
Built 1888
Stone arch bridge over Byram River on US 1 in Port Chester
Open to traffic

City Line Avenue Bridge (Philadelphia County, Pennsylvania)
Built 1910; rehabilitated 1935
Concrete arch bridge over SEPTA on US 1 (City Line Avenue) in Philadelphia
Open to traffic

Crane Mill Stream Bridge (Washington County, Maine)
Built 1936
Through truss bridge over Crane Mill Stream on US 1
Open to traffic

Deep Run Bridge (Howard County, Maryland)
Built 1929; rehabilitated 1955
Concrete arch bridge over Deep Run on US 1
Open to traffic

East Machias River Bridge (Washington County, Maine)
Built 1902; rehabilitated 1998
Concrete arch bridge over East Machias River on US 1 in East Machias
Open to traffic

Five Mile River Bridge (Fairfield County, Connecticut)
Built 1850; rehabilitated 1927
Concrete arch bridge over Five Mile River on US 1 in Norwalk
Open to traffic

Fordham Road Bridge (Bronx County, New York)
Built 1907
Concrete arch bridge over Bronx River on E. Fordham Road (US 1) in New York
Open to traffic

George Washington Bridge (New York County, New York)
Opened to traffic October 25, 1931; lower level opened August 29, 1962
Suspension bridge over Hudson River on I-95 in New York
Open to a total of 14 lanes of traffic

Gervais Street Bridge (Richland County, South Carolina)
Built 1927
Concrete arch bridge over Congaree River on US 1 in Columbia
Open to traffic

Hackensack River Bridge (Hudson County, New Jersey)
Built 1954; rehabilitated 2003
Vertical lift bridge over Hackensack River on Truck US 1/US 9 in Jersey City
Open to traffic

Hart Bridge (Duval County, Florida)
Built 1967
Steel through arch bridge over St. Johns River on ALT US 1 (Hart Bridge Expressway) in Jacksonville
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

Ipswich River Bridge (Essex County, Massachusetts)
Built 1850; rehabilitated 1922
Stone arch bridge over Ipswich River on US 1 in Topsfield
Open to traffic

Jewfish Creek Canal Bridge (Monroe County, Florida)
Built 1944
Bascule bridge over Jewfish Creek Canal on US 1
Open to traffic

Little Patuxent River Bridge (Howard County, Maryland)
Built 1900; rehabilitated 1929
Concrete arch bridge over Little Patuxent River on Southbound US 1 in Savage-Guilford
Open to traffic

Lower Trenton Bridge (Bucks County, Pennsylvania)
Built 1928; rehabilitated 1969
Through truss bridge over Delaware River on Alt US 1 in Morrisville
Open to traffic

Loxahatchee River Bridge (Palm Beach County, Florida)
Built 1958
Bascule bridge over ICWW (Loxahatchee River) on US 1 in Jupiter Inlet Colony
Open to traffic

Main Street Bridge (Duval County, Florida)
Built 1941
Vertical lift bridge over St. Johns River on US 1 (Main Street) in Jacksonville
Open to four-lane traffic

Mamaroneck River Bridge (Westchester County, New York)
Built 1895
Stone arch bridge over Mamaroneck River on US 1 in Mamaroneck
Open to traffic

Merrimack River Bridge (Essex County, Massachusetts)
Built 1976
Bascule bridge over Merrimack River on US 1 (Bridge Road) in Newburyport
Open to traffic

Metro North Railroad Bridge (New Haven County, Connecticut)
Built 1900; rehabilitated 1992
Through truss bridge over Metro North Railroad on US 1 in New Haven
Open to traffic

Mystic River Bridge (New London County, Connecticut)
Built 1922
Bascule bridge over Mystic River on US 1 in Groton
Open to traffic

New River Bridge (Broward County, Florida)
Built 1960
Tunnel under New River on US 1 in Fort Lauderdale
Open to traffic

Passaic River Bridge (Essex County, New Jersey)
Built 1939; rehabilitated 1988
Vertical lift bridge over Passaic River on US 1/US 9 Truck in Newark
Open to traffic

Passaic River Bridge (Essex County, New Jersey)
Built 1932; rehabilitated 1984
Deck truss bridge over Passaic River on US 1/US 9 in Newark
Open to traffic

Patapsco River Bridge (Baltimore County, Maryland)
Built 1915; rehabilitated 1952
Concrete arch bridge over Patapsco River on US 1 in Baltimore
Open to traffic

Patchaug River Bridge (Middlesex County, Connecticut)
Built 1925 by the American Bridge Co.; rehabilitated 2004
Through truss bridge over Patchaug River on US 1 in Westbrook
Open to traffic

Pawtuxet River Bridge (Providence County, Rhode Island)
Built 1918; rehabilitated 1990
Concrete arch bridge over Pawtuxet River on US 1 in Cranston
Open to traffic

Piscataqua Bridge (York County, Maine)
Built 1940
Deck truss bridge over Piscataqua River on US 1 BYPASS in Kittery
Open to traffic

Piscataqua River Bridge (Rockingham County, New Hampshire)
Built 1940; rehabilitated 1991
Vertical lift bridge over Piscataqua River on US 1 Bypass in Portsmouth
Open to traffic

Piscataqua River Bridge (Rockingham County, New Hampshire)
Built 1921; rehabilitated 1982
Vertical lift bridge over Piscataqua River on US 1 in Portsmouth
Open to traffic

Piscataqua River Bridge (York County, Maine)
Built 1923
Vertical lift bridge over Piscataqua River on US 1 in Kittery
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

Quinnipiac River Bridge (New Haven County, Connecticut)
Built 2002
Vertical lift bridge over Quinnipiac River on US 1 in New Haven
No longer exists

Raritan River Bridge (Middlesex County, New Jersey)
Built 1929; rehabilitated 1975
Concrete arch bridge over Raritan River on Northbound US 1
Open to traffic

Roosevelt Blvd. Bridge (Philadelphia County, Pennsylvania)
Built 1909; rehabilitated 1955
Concrete arch bridge over Tacony Creek on US 1 (Roosevelt Blvd.) in Philadelphia
Open to traffic

Roosevelt Blvd. Bridge (Philadelphia County, Pennsylvania)
Built 1921; rehabilitated 1964
Concrete arch bridge over Poquessing Creek on US 1 (Roosevelt Blvd.) in Philadelphia
Open to traffic

Roosevelt Blvd. Bridge (Philadelphia County, Pennsylvania)
Built 1920; rehabilitated 1962
Concrete arch bridge over Pennypack Creek on US 1 (Roosevelt Blvd.) in Philadelphia
Open to traffic

Roosevelt Blvd. Bridge (Philadelphia County, Pennsylvania)
Built 1909; rehabilitated 1955
Concrete arch bridge over abandoned Conrail line on US 1 (Roosevelt Blvd.) in Philadelphia
Open to traffic

Roosevelt Blvd. Bridge (Philadelphia County, Pennsylvania)
Built 1909; rehabilitated 1955
Concrete arch bridge over buried Conrail track on US 1 (Roosevelt Blvd.) in Philadelphia
Open to traffic

Saint John River Bridge (Aroostook County, Maine)
Built 1929
Through truss bridge over Saint John River on US 1 in Fort Kent
Open to traffic

Snake Creek Canal Bridge (Monroe County, Florida)
Built 1981
Bascule bridge over Snake Creek Canal on US 1 at Plantation Key in Islamorada, Village of Islands
Open to traffic

Stony Creek Bridge (Dinwiddie County, Virginia)
Built 1926
Rainbow arch bridge over Stony Creek on Southbound US 1
Open to two lanes of southbound traffic

Tobin Bridge (Suffolk County, Massachusetts)
Built 1950
Through truss bridge over Mystic River on Northbound US 1 in Boston
Open to traffic

Township Line Road Bridge (Delaware County, Pennsylvania)
Built 1934
Concrete arch bridge over Cobbs Creek on US 1 (Township Line Road)
Open to traffic

Truck Route Bridge (Hudson County, New Jersey)
Built 1928
Through truss bridge over railroad tracks and streets on Truck US 1/US 9 in Jersey City
Open to traffic

Union River Bridge (Hancock County, Maine)
Built 1923; rehabilitated 1990
Concrete arch bridge over Union River on US 1 in Ellsworth
Open to traffic

Waldo-Hancock Bridge (Waldo County, Maine)
Built 1931; replaced by new bridge 2006-07
Suspension bridge over Penobscot River on US 1 in Prospect
Closed to all traffic

Washington Bridge (New Haven County, Connecticut)
Built 1921; rehabilitated 1990
Bascule bridge over Housatonic River on US 1 in Milford
Open to traffic

Winters Run Bridge (Harford County, Maryland)
Built 1930
Concrete arch bridge over Winters Run on US 1 BU in Bel Air North
Open to traffic