Aside from all the other myriad god-awful decisions that someone didn't think through, this one weirds me out the most. I know it's hard to see these things on blueprints, but it's as if these people never shit.
(I know, I know - the correct answer is, "this is the cheap best-practice way of installing toilet stalls". Fuck you; I'm glad I have a private unisex bathroom I can typically use to handle private bodily functions.)