Ok, so, I know this is a big ask for a suggestion, but I'm sure the other OCDers like myself will love it.
I suggest changing the underside of the walkway pieces to have either 2/2 bars going in each direction or 1/1 instead or 2/1 because then when trying to make something like this;
https://imgur.com/XP3ejrC
The underside looks like this;
https://imgur.com/a/56tAqaF
Which really sets off my OCD, it looks wrong. Just, wrong. It needs to connect properly at any angle, not just if it happens to be on the correct side.