Bounding Box Considerations - Autodesk 256B1-05A761-1301 - AutoCAD Revit Structure Suite 2010 User Manual

The shortest beam in a join extends to the furthest boundary of all joined beams. All other beams cut back.
See Beam to Beam Cutback
Coarse level of detail (symbolic)
KEY
A. Beam into which others are framed
B. Cutback beam
C. Common endpoint in join
D. Cutback

Bounding Box Considerations

Cutback is affected by the bounding box of an element. Notice how the beams framed into the L-beam
adjust based on its rotation.
An L-beam framed into by 2 beams
866 | Chapter 14 Structural Modeling
on page 867.
E.
F.
G.
Medium/Fine level of detail (physical geometry)
Cutback
Beam end if cutback
Setback