DIY Doctor UK DIY Forums

Hi I have a problem as I building a double extention on my driveway but main sewarage going inderneath which is roughly 10feet deep If i to have easiest way I can connect existing toilet and new one with the existing pipe work making a internal chamber under floor without digging up or have a new inspection chamber on back of newbuilt extention and run through a new pipe line under the building into main big chamber in front of house.Please any advice.
Regards

khan71,
You must talk to your local building inspector and get their agreement.
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