The parts of the ship or a boat, including sailboats, fishing boats, passenger ships, and submarines, that project above her main deck. This does not usually include its masts or any armament turrets.

Related Terms

POOP DECK

The high deck on the aft superstructure of a ship.

MAN THE RAILS

To station the crew of a naval vessel along the rails and superstructure of the vessel as a method of saluting or rendering honors.

CAN BUOY

An unlighted buoy of which the upper part of the body (above the waterline), or the larger part of the superstructure has the shape of a cylinder or nearly so. Also called CYLINDRICAL BUOY.

BRIDGE HOUSE

An erection fitted on the upper or superstructure deck of a ship. The officer's quarters, lounge are usually located in the bridge house

MIDSHIP SECTION

A drawing showing a typical cross section of the hull and superstructure at or near amidships and giving the scantlings of the principal structural members

DECK HOUSE

Small superstructure on the top deck which contains the steering wheel and other navigational instruments.

POOP

A superstructure fitted at the after end of the upper deck

SHELTER DECK

A superstructure deck fitted continuous from stem to stern and fitted with at least one tonnage opening

SISTER SHIP

A ship of the same class as, and therefore virtually identical in design and appearance to another ship. Sister ships share an identical or nearly identical hull and superstructure layout, similar displacement, and roughly comparable features and equipment. Often, sister ships become more differentiated during their service lives as their equipment are separately altered.

BRIDGE HOUSE

An upper deck superstructure of officer's accommodation and staterooms..

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