Drawing a slab
Slabs are foundations that are easy to draw at the beginning of an architectural project or at any time later relative to walls.
After you draw a slab, you can modify it as you would other entities using modify entity commands. For example, slabs can be easily moved and resized relative to a wall. You can also use the Properties pane to change the thickness, style, etc. And when you select a slab, grips display allowing you to resize and reorient the slab in real-time.
To draw a slab
1 Do one of the following to choose Slab ():
On the ribbon, choose AEC > Slab (in Draw).
On the menu, choose AEC > Slab.
Type slab and then press Enter.
2 Specify the start point of the slab.
3 Specify the endpoint of each segment.
4 After specifying the last endpoint, press Enter.