State Street Bridge (Milwaukee County, Wisconsin)
Built 1924; Restored 2007
Bascule bridge over Milwaukee River on State Street (Westbound US 18) in Milwaukee
Open to traffic

State Street Bridge (Cook County, Illinois)
Built 1949
Bascule bridge over Main Branch Chicago River on State Street in Chicago
Open to traffic

Steamboat Slough Bridge (Sacramento County, California)
Built 1924; rehabilitated 1953
Bascule bridge over Steamboat Slough on CA 160
Open to traffic

Stoney Creek Bridge (Anne Arundel County, Maryland)
Built 1947; rehabilitated 1986
Bascule bridge over Stoney Creek on MD 173 in Riviera Beach
Open to traffic

Sturgeon Bay Bridge (Door County, Wisconsin)
Built 1978
Bascule bridge over Sturgeon Bay on WI 42/WI 57 in Sturgeon Bay
Open to traffic

Stutson Street Bridge (Monroe County, New York)
Built 1915; replaced 2004
Lost bascule bridge over Genesee River on Stutson Street in Rochester
No longer exists

Tacony-Palmyra Bridge (Philadelphia County, Pennsylvania)
Built 1929
Bascule bridge over Delaware River on NJ 73 in Philadelphia
Open to traffic

Tayco Street Bridge (Winnebago County, Wisconsin)
Replaced 1993
Lost Bridge over Fox River on Wisconsin SH 114 - Tayco Street in Menasha
Replaced by new bridge

Taylor Creek Bridge (Okeechobee County, Florida)
Built 1948
Bascule bridge over Taylor Creek on US 98/US 441 in Taylor Creek
Open to traffic

Tice Railroad Bridge (Lee County, Florida)
Built ca. 1903 as a swing bridge by the Atlantic Coast Line Railroad; main span replaced 1977 with a bascule draw
Bascule bridge over the Caloosahatchee River on the Seminole Gulf Railway in North Fort Myers
Open to traffic

Townsends Inlet Bridge (Cape May County, New Jersey)
Built 1939
Bascule bridge over Townsends Inlet on Ocean Highway (CR 619) in Avalon
Open to traffic

Tracy Boulevard Bridge (San Joaquin County, California)
Built 1959
Bascule bridge over Grant Line Canal on Tracy Boulevard
Open to traffic

Treasure Island Causeway Bridge (Miami-Dade County, Florida)
Built 1939
Bascule bridge over ICWW on Treasure Island Causeway in Treasure Island
Open to traffic

Tuckahoe River Bridge (Cape May County, New Jersey)
Built 1926; rehabilitated 1961
Bascule bridge over Tuckahoe River on NJ 50
Open to traffic

Union Street Bridge (Kings County, New York)
Built 1905; rehabilitated 1962
Bascule bridge over Gowanus Canal on Union Street in New York
Open to traffic

US Canal Bridge (Brown County, Wisconsin)
Built 1932; rehabilitated 1965
Bascule bridge over US Canal on Main Street (WI 32) in De Pere
Open to traffic

Van Buren Street Bridge (Cook County, Illinois)
Built 1956
Bascule bridge over South Branch Chicago River on Van Buren Street in Chicago
Open to traffic

Venetian Causeway Bridge (Miami-Dade County, Florida)
Built 1927
Bascule bridge over Biscayne Bay (Frac Crt) on Venetian Causeway in Miami Beach
Open to traffic

Venetian Causeway Bridge (Miami-Dade County, Florida)
Built 1927
Bascule bridge over ICWW on Venetian Causeway in Miami
Open to traffic

Wabash Avenue Bridge (Cook County, Illinois)
Built 1930
Bascule bridge over Main Branch Chicago River on Wabash Avenue in Chicago
Open to traffic

Wading River Bridge (Burlington County, New Jersey)
Built 1928; rehabilitated 2001
Bascule bridge over Wading River on CR 542
Open to traffic

Walnut Grove Xing Bridge (Sacramento County, California)
Built 1952
Bascule bridge over Sacramento River on Walnut Grove Xing in Walnut Grove
Open to traffic

Walnut Street Bridge (New Castle County, Delaware)
Built 1957
Bascule bridge over Christina River on Walnut St. in Wilmington
Open to traffic

Wappoo Creek Bridge (Charleston County, South Carolina)
Built 1956
Bascule bridge over Wappoo Creek on SC 171 in Charleston
Open to traffic

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

Washington Street Bridge (Cook County, Illinois)
Built 1913
Bascule bridge over South Branch Chicago River on Washington Street in Chicago
Open to traffic

Water Street Bridge (Milwaukee County, Wisconsin)
Built 1987
Bascule bridge over Milwaukee River on Water Street in Milwaukee
Open to traffic

Webster Avenue Bridge (Cook County, Illinois)
Built 1916; rehabilitated 1993
Bascule bridge over North Branch Chicago River on Webster Avenue in Chicago
Open to traffic

Wells Street Bridge (Cook County, Illinois)
Built 1922
Bascule bridge over Main Branch Chicago River on N. Wells Street in Chicago
Open to traffic

West Division Street Bridge (Cook County, Illinois)
Built 1903; rehabilitated 1983
Bascule bridge over North Branch Chicago River Canal on Division Street in Chicago
Open to traffic

West Ferry Street Bridge (Erie County, New York)
Built 1913
Bascule bridge over Black Rock Canal on West Ferry Street in Buffalo
Open to traffic

West Flagler Street Bridge (Miami-Dade County, Florida)
Built 1967
Bascule bridge over Miami River on West Flagler Street in Miami
Open to traffic

Westbound Sunrise Blvd. Bridge (Broward County, Florida)
Built 1989
Bascule bridge over Intracoastal Waterway on Wb Sunrise Blvd. in Fort Lauderdale
Open to traffic

Westport River Bridge (Bristol County, Massachusetts)
Built 1958; rehabilitated 2004
Bascule bridge over Westport River on MA 88 in Westport
Open to traffic

Wicomico River Bridge (Wicomico County, Maryland)
Built 1962
Bascule bridge over Wicomico River on Business US 50 in Salisbury
Open to traffic

Wicomico River Bridge (Wicomico County, Maryland)
Built 1928; rehabilitated 1980
Bascule bridge over Wicomico River on MD 991 in Salisbury
Closed to all traffic

Wise Avenue Bridge (Baltimore County, Maryland)
Built 1948; rehabilitated 1986
Bascule bridge over Bear Creek on Wise Avenue in Dundalk
Open to traffic

Wishkah River Bridge (Grays Harbor County, Washington)
Built 1925; rehabilitated 2003
Bascule bridge over Wishkah River on US 12 in Aberdeen
Open to traffic

Wolf River Bridge (Winnebago County, Wisconsin)
Built 1934; rehabilitated 1975
Bascule bridge over Wolf River on WI 116 (Main Street) in Winneconne
Open to traffic

Woolbright Road Bridge (Palm Beach County, Florida)
Built 1967
Bascule bridge over Intracoastal Waterway on Woolbright Road in Ocean Ridge
Open to traffic

Yellow Mill Bridge (Fairfield County, Connecticut)
Built 1924-29; rehabilitated 1998
Bascule bridge over Yellow Mill Pond on CT 130 (Stratford Avenue) in Bridgeport
Open to traffic

Yolo Barge Canal Bridge (Yolo County, California)
Built 1960
Bascule bridge over Yolo Barge Canal on CA 84 in West Sacramento
Open to traffic

Youngs Bay Bridge (Clatsop County, Oregon)
Built 1921
Bascule bridge over Youngs Bay on HWY 105
Open to traffic