Draw the slab area
- Turn on Snap to Intersection () and Snap to Point ().
- Double click the Slab Area tool () to edit the default properties.
- In the Default Slab Area Properties dialog box:
- With the Slab Area tool () selected, define the 10 vertices of the slab outline by snapping to the imported drawing’s slab corners.
- Complete the polygon by clicking at your starting point (or type "c" in the command line and press <Return>).