pitch

Hey All.. we're in the middle of a severely delayed bathroom remodel. Long story short, I noticed the tile touching the bathtub looks a bit slanted. On my 24" level placed in the middle, I'm getting a full bubble. Using a smaller level in the corner, its not that bad. While taking these photos...

I'm installing a basement bathroom group in a new home and have a few questions based on the attached basement plumbing layout. 1. Do I need a vent closer to the WC? If yes, how close? What is the code? 2. Is 1/8" pitch enough for a 3" line to a lift pump basket 60' away? That's about 7 1/2"...

Hey guys, I'm redoing the plumbing in the basement bathroom since it was never vented properly. I cut all the existing pipes out. I re-connected a new 3-inch pvc into the existing 3 in pvc that led to the stack that goes to the street. I would like to know if everything is up to code for NY...