How to change the Slab’s reference line without changing its elevation?

Issue Description

There is often a need to change the reference lines of slabs for alignment or coordination purposes, but this should not affect the slab’s elevation. Is there a way to achieve this without altering the slab's height or position?

Solution

To change the reference line of a slab without modifying its elevation, follow these steps:

1. Select the Slab.
2. Go to Edit > Reference Line and Plane > Modify Slab Reference Plane…
3. Select the desired position in the Modify Slab Reference Plane window  by selecting another reference plane. Click OK.