rough plumbing

Good morning everyone. First time posting in a forum so bare with me. I'm using old closet space to add master bathroom and I'm unsure of some fittings and the correct use of them and where the wet vent can go for my situation. I laid out the fittings and took a few pictures I added here...

So I have all the dvw done, started running the waterlines. I’ve done as much investigation and reading of the code as possible, and before I post I really try to find out for myself. But I have not been able to find an answer to this question. When I look at the rough in requirements, they talk...

I am adding a new master bathroom to my house and wanted some feedback on my diagram before I start gluing the drain and vent pipes together. I ran a new 3" drain to my basement and I am going to tie that into the main sewer drain. Then upstairs it goes to a 3" San tee directly to a 3" 90 to...

As a preface: I just bought my first house, and I'm learning a lot of this stuff as I go, so I apologize for my lack of knowledge. I'm currently installing interior drain tile in my basement. I figured while I have a bunch of concrete busted up, I might as well rough plumb a bathroom I plan...