Home Extension – Foundations and Drainage – Croydon
Preparing new foundations for a home extension. Setting out new underpinning and breaking out the existing manhole.
Trench warfare and cutting out below ground sewer pipe and installing new below-ground drainage and chamber for extension drainage.
Excavating the foundation and underpinning original foundations and steel connections for the foundation to the party wall.
Set out a new foundation trench and mixing foundation concrete for underpinned section.
- Damp-proof course (DPC) built on top of a new foundation ready for subfloor construction to lay underfloor heating.