manhole sizing

Evening all,hopefully this is in the right place (there isn't a forum for poo pipe). This will be tricky without drawing it but here goes. House is detached, about 15 metres away from nearest house at the gable end wall that matters. Existing drainage goes (from 2 gullies and a stack at the...

I have just purchased a victorian terraced property which still has an outdoor toilet approx 2m from the rear of the property. The local water board has confirmed this pipe runs the length of the garden (approx 20m) and connect into their main sewage pipe. THIS IS THE ONLY FOUL DRAINAGE on the...

Q.1 Hi I have an internal manhole cover that needs replacing as its not double sealed and doesn't meet regulatory standard. The existing frame clear opening measures at 760x610x3mm and doesn't line up exactly with the brick work opening all the way round, there is enough access to the chamber...