How can I introduce a transition length in Vertical curve?
From the OpenRoads Modeling Workflow, select Geometry tab, Vertical>Curves>Profile Curve from Element.>Field Book>Import>Text Wizard, you could also import via Explorer>Survey Data.
Select the existing profile as the Reference Profile.
Select a Vertical Offset of zero, to begin the transition.
Complete design parameters.
For final design, add Feature Definition and Feature Name.