This enumeration identifies different types of building systems.
HISTORY New enumeration in IFC4.
System of doors, windows, and other fillings in openings in a built envelope that are designed to permit the passage of air or light.
System of shallow and deep foundation elements that transmit forces to the supporting ground.
System of built elements that transmit forces and stiffen the construction.
System of built elements that provide the outer skin to protect the construction (such as the facade).
System of shading elements (external or internal) that permits the limitation or control of impact of natural sun light.
System of all transport elements in a building that enables the transport of people or goods.