Creates spiral staircase.
Setting out Setting out by horizontal and vertical distance Divide along edges Align selected entities
Draw Draw perpendicular line (3d) Create best fit face Extrude along curved sloping path
Edit and Modify Move vertex Fillet Chamfer Extend Offset edges Horizontal slice on faces Slope selected edges
Arrays Linear array Rectangular array Polar array
Walls & partitions Vertical walls Opening on walls Horizontal grooves
Staircase Built staircase - single flight Built staircase - type 2 Built staircase - type 3 Built staircase - type 4 Built spiral staircase Built escalator
Doors and windows Create window frame Create door frame Divide panel Grilles and screens Horizontal louvres Vertical louvres
Roof Create rafters, joists - free direction Create rafters, joists on selected faces Create hip roof
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