Retractable

Beach Lane Bridge (Old) (Suffolk County, New York)
Built 1895 ; replaced 1936
Lost Bridge across the Quantuck Canal on Beach Lane
No longer exists

Black River Bridge (Pender County, North Carolina)
Built 1925
Bridge over Black River on Route 210
No longer exists

Borden Avenue Bridge (Queens County, New York)
Built 1908; rehabilitated 1988; major repairs 2009-2010
Retractable bridge over Dutch Kills on Borden Avenue in New York
Open to traffic

Carroll Street Bridge (Kings County, New York)
Built 1889
Retractable bridge over Gowanus Canal on Carroll Street in New York
Open to traffic

Estherwood Bridge (Acadia Parish, Louisiana)
Built 1975
Pontoon bridge over Bayou Plaquemine Brule on LA 91 at Estherwood
Open to traffic

Evergreen Point Floating Bridge (King County, Washington)
Built 1963, replaced by new six-lane floating bridge in 2016
Pontoon bridge over Lake Washington on SR 520
Replaced by a new bridge

Fort Fisher-Southport Ferry (Brunswick County, North Carolina)
Built 1933
Ferry over Cape Fear River
Open to traffic

Grosse Point Yacht Club Footbridge (Wayne County, Michigan)
Steel stringer bridge over Lake St Clair on Pedestrian Walkway Lake Front Park
Open to pedestrians only

Hennepin Canal Lock 17 Roller Bridge (Bureau County, Illinois)
Steel stringer bridge over Hennepin Canal @ Lock 17 off of County Road 1550 East on Field Access Road
Open to traffic

Hennepin Canal Lock 2 Roller Bridge (Bureau County, Illinois)
Built between 1892-1907
Steel stringer retractable roller bridge over Hennepin Canal Lock 2 on Hennpin Canal Trail
Open to pedestrians

Hood Canal Bridge (Kitsap County, Washington)
Built 1961, Sank 1979, Reopened 1982, East half replaced 2009
Pontoon bridge over Hood Canal on WA 104
Open to traffic

Quincy Bay Bridge (Oldest) (Norfolk County, Massachusetts)
Bridge over Fore River on 3A

Summer Street Bridge (Suffolk County, Massachusetts)
Built 1899, Rehabilitated 1918, 1952, 1959, 1967, 1990, and 1998.
Retractile deck plate girder bridge over Fort Point Channel on Summer Street
Open to traffic

Summer Street over Reserved Channel Bridge (Suffolk County, Massachusetts)
Built 1892; replaced 2003
Lost Pony/through plate girder bridge over Reserved Channel on Summer Street
Replaced by new bridge

Warren Avenue Bridge (Suffolk County, Massachusetts)
Demolished 1962
Lost Steel stringer bridge over Charles River on Warren Avenue
Removed but not replaced

Washington Avenue Bridge (Kings County, New York)
Lost Beam bridge over Wallabout Canal on Washington Avenue
Removed