Solved! Go to Solution.
What I found that works is to CopyByBasePoint the CorridorSurface to a new Drawing (preferably with only one layer) and explode the surface twice. Now you have the boundary line as a polyline... Edit it as needed.
Credit where credit is due! Give kudos or accept as solution whenever you can.
Log into access your profile, ask and answer questions, share ideas and more. Haven't signed up yet? Register