sewer main

Doing a kitchen addition for a rehab and the main waste line is running right through the new crawl space. Was planning on replacing the cast iron inside but this would also give us the opportunity to (at least partially) tie in and add a cleanout to the line exiting the house. (line exits...

I recently discovered sewage in the P trap beneath my tub. The tub drain line connects to the main sewer at a junction just beneath the toilet before the sewer line drops to its lowest point and passes out of the house. If there's sewage in the tub P trap, I suspect that means there's a...