1. B

    rear extension - move drains + build over agreement

    hi all, I need some advice on what options I have here. attaching picture for clarity. long story short, I have 2 square manholes in my rear garden. * one is around 1.4m from the rear wall (M1), the second one is around 4.15m from the rear wall (M2), as per image. * M1 collects my...