- a structure built on top of another: sometimes used fig.
- that part of a building above the foundation
- that part of a ship above the main deck
The definition of a superstructure is a building or part of a building built above the foundation.
An example of a superstructure is the lobby and floors in a high rise building.
- A physical or conceptual structure extended or developed from a basic form.
- The part of a building or other structure above the foundation.
- The parts of a ship's structure above the main deck.
- The rails, sleepers, and other parts of a railway.
- In Marxist theory, the ideologies or institutions of a society as distinct from the basic processes and direct social relations of material production and economics.
- (nautical) Any structure built above the top full deck. (FM 55-501).
- Any material structure or edifice built on something else; that which is raised on a foundation or basis
- all that part of a building above the basement. Also used figuratively.
- (UK) (railroad) The sleepers, and fastenings, in distinction from the roadbed.
- The superstructure had been destroyed by fire.
- In fact, as the span increases a point is reached at which the dead weight of the superstructure becomes so large that a limit is imposed to any further increase of span.
- In a bridge there may be distinguished the superstructure and the substructure.
- When arches form the superstructure, the abutment must be so designed as to transmit the resultant thrust to the foundation in a safe direction, and so distributed that no part may be unduly compressed.
- Soft steel is used for rivets always, and sometimes for the whole superstructure of a bridge, but medium steel more generally for the plates, angle bars, &c., the weight of the bridge being then reduced by about 7% for a given factor of safety.