Translations:BIM ingame tutorial/102/en

The next step is to build a slab using our rectangle as its base, or extrusion profile. In FreeCAD, structural objects such as columns, beams or slabs are all made with a same object, called Structure. After a structural object is created, setting is IFC Type property to the desired type (column, slab, etc...) is all that is needed to change its type.