Can you simplify your data? Current excel has too much extra data - strip it down to the station chainage distances. Or just use dummy data and add the Excel component later
Your graph has three different versions? Which one is the current ‘working’ graph - just upload that
The family needs to be simplified. What is the construction of the tunnel? The family is lofting on a curve which would indicate sprayed concrete? Look at my family in this post Problem with adaptive component placement - #22 by Mike.Buttery