Core TSIs : CAD Import : CAD drawing requirements for CAD Import : Floor entities (gross & net)
Floor entities (gross & net)
• Different:
Enclosed polylines are not supported.

screen capture displaying the correct polylines
Store the Gross and Net Floor polylines on different layers from the 'Space-', 'Rent From-', 'Rent To-' and 'Fixed workspaces' polylines.
You do not need a Floor Code, because it is retrieved from the drawing-floor mapping table or from the file name.