Q. My city allows homeowners to install their own plumbing. But to get the permit, I need to supply them with a rough-in plumbing diagram. What is a plumbing diagram? Can I just do a bathroom plumbing ...

This consists of a gravel-embedded perforated pipe installed in a trench that slopes toward a drainage point. It’s a good solution for flooding caused by groundwater. Typically installed six to 24 ...