I've hit a roadblock trying to create a split level in a 3D model of a two story house. An 18cm change in level needs to be included in the 1st story, but at creation I left the floor slab as a continuous level. I wish to edit and introduce the split level into the slab.
Should a change in level be represented with a separate Story, Foundation and Floor Slab, or can this be represented within a single story?
I've tried dividing the floor slab and representing the raised part with a dif