The minimum is 26 (+2 in the start !) for single color path but this way doubles workshop/factory badges ! .. there is a way to only use 14 if there are bridges like the previous FA (orange then blue).
Maybe reading all the posts will be recommended before answeringToday is the 1st and it is Sunday, tomorrow is November 2nd, Monday
Nevermind, Lol.. My bad.. I was looking at Saturday and seeing Sunday as today..
**croaks out** Please excuse this old woman... (facepalm)