Stairs, Ramps, and Railings - Autodesk Revit Architecture 2015 Essentials - page 110

FiGure 4.25 Updated top rail path

7. Click Finish Edit Mode twice to finish editing the top rail and return
to the project.
Next, you'll correct the railing condition at the top of the landing
to match the flat slope.

8. Open the Level 1 floor plan view.

9. Select the railing and click Edit Path to return to sketch mode.

10. Use the Modify panel's Split Element tool to split the railing path

at the edge of the landing (Figure 4.26).

FiGure 4.26 Split railing path sketch