rough plumbing

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...