Help make this concave curve follow me tool

I think i need to use the follow me tool but i have been trying and its not working can anyone help.


this is the curve im trying to recreate.

I would be thinking ahead in the process and set it up something like this.
fm

Likely much of the interior could be done with Follow Me, too.

fm2

thank you

To add to Dave’s post, click in sequence on the scenes tabs of this SU file for ideas.

Bar counter.skp (543.7 KB)