Add and Define a Split Line
You can add a hole to an automatically generated floor, or define a different floor structure or surface material for a certain area by defining a split line for the floor. The split line can be an open or closed polyline.
- Select the automatic floor.
 - Select Automatic Floors | 
Add Split. - Select the line properties just as when adding a polyline.
 - Select line points.
 - Do either of the following:
- When you add an open split line, select the Confirm function.
 - When you add a closed split line, click the start point as the end point or click the CLOSE button above the status bar.
 
 - Define the split line properties in the dialog box. The direction of the arrow in the floor plan indicates the area defined by the split line.
 - Confirm by clicking OK.
 
 Note
- The object type of the split line is Split Lines.
 
