A railroad car float or rail barge is a specialised form of lighter with railway tracks mounted on its deck used to move rolling stock across water obstacles, or to locations they could not otherwise go. An unpowered barge, it is towed by a tugboat or pushed by a towboat.
A railroad car float in the Upper New York Bay, 1919. A tugboat (towboat) stack is visible behind the middle car.
Woodfibre, British Columbia
The car float docks at Bay Ridge, Brooklyn, New York.
New York Harbor is at the mouth of the Hudson River where it empties into New York Bay near the East River tidal estuary, and then into the Atlantic Ocean on the East Coast of the United States.
Upper New York Bay highlighted in red. It is connected to Lower New York Bay on the south by the Narrows. Ellis Island (north) and Liberty Island (south) are shown in the northwest corner of the bay.
New York Harbor and Upper New York Bay (right), Hudson River (lower left), and East River (upper left) in April 2013
Wallabout Bay and East River (foreground), Hudson River (at right), Upper New York Bay (left) and Newark Bay in the distance in April 1981
New Amsterdam, 1660: early East River docks along left bottom; protective wall against the British on right. West is at top. (Castello Plan redraft)