How to… build to oversite
After the foundations comes the oversite — the concrete slab that constitutes your ground floor. Reaching this point comprises all the work between pouring the foundations up to building the walls.
The process is broadly similar whether you’re constructing a garage, extension or a new dwelling, although insulation and cavity wall (in the case of masonry builds) requirements will vary, so your Building Regs’ drawings will be your starting point. Whether you intend to have a hand in the work, oversee proceedings as the project manager on your own build, or simply would like to understand how it’s typically done, here I’ll provide an overview.
The first job is to establish the highest point of the footings. In
