Autodesk 24108-051400-9000 - AutoCAD Revit Architecture Suite 2008 User Manual page 1220

Projecting stair edges to a profile
Treads are extended using the line of the current front and back edge.
NOTE If edges intersect, which can happen with only spiral and winding shapes, a defect marker is displayed.
Offsetting the Side of a Stair
Use this procedure to offset the side of a stair flight by a specified value.
For more information about stair grips, see
NOTE If you change the width of the stair after offsetting a side, the offset changes are lost.
1 Select a stair, right-click, and click Customize Edge
2 Select the edge of a stair to be offset.
3 Enter the distance to offset, where positive is out and negative is in, and press
Treads are extended using the line of the current front and back edge.
1180 | Chapter 25 Stairs
Using Grips to Edit Stairs" on page 1160.
Offset.
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ENTER