5.1.6 Ground below fill
Ground below fill shall be adequately prepared to provide consistent support to the fill and the ground-bearing slab without undue movement.
Ground-bearing floor slabs may only be built on ground where:
- the ground is suitable to support floor loads and any other loads
- all topsoil containing vegetation and organic matter, including tree roots, has been removed
- there is a suitable and even bearing surface.
Last updated: 2nd January 2024