Shaft
Of building and passageway.
A vertical passageway through a building (as for an elevator).
This concept's ID is @1~22936
Contains
- well
An open shaft through the floors of a building (as for a stairway).
- ventilation shaft
A shaft in a building; serves as an air passage for ventilation.
- elevator shaft
A vertical shaft in a building to permit the passage of an elevator from floor to...