Drainage - An old outbuilding and coal shed was being converted into a downstairs Wc cloakroom with wash basin and utility room with a washing machine. No drainage was available but there was a nearby manhole in the garden. This was marked out then trenches were dug to lay the new plastic underground drainage pipe work. This terminated through the side wall of the man hole.  New drainage in place ready for back filling. Removal of old square flue - Note: corroded green copper gas pipe on the LHS. Installation of new round flue [...]