220.127.116.11.1 Semantic definition
Base quantities that are common to the definition of all occurrences of projection elements.
18.104.22.168.2 Applicable entities
Calculated area for the object.
Area of the projection as viewed by an elevation view (for wall projections or as viewed by a ground floor view (for slab projections).
Volume of the element.
Volume of the opening. It is the additional volume of the projection to the element (e.g. wall or slab).