what would be the purpose of 2 bath tubs?

I meant to put 1 bath typo error

We need drawings of the rooms with all obstructions and openings marked as well as photos of current conditions.

is this a remodel or new build?

Have you chosen a tub design yet? You'll want to have plenty of room surrounding the tub. https://timeforcreatives.com/20-stunning-bathtub-designs-to-elevate-your-bathroom-aesthetic/

Save your sanity and your health, and do a drop in tub instead.