When would you use a raft foundation? Raft foundation is generally used to support structures like residential or commercial buildings where soil condition is poor, storage tanks, silos, foundations for heavy industrial equipment etc.
What type of foundation is raft? Raft foundations are a type of shallow foundation. They are typically formed by reinforced concrete slabs that cover a wide area, often the entire footprint of a building.
What are the benefits of a raft foundation?
- Raft foundations are constructed for shallow depths hence, it requires less excavation.
- Well suitable in soils of low bearing capacity.
- Loads coming from superstructure are distributed over a larger area.
- Differential settlement of soil can be reduced.
Are raft foundations strong? A raft foundation is also very good for basements. Foundations are created by excavating soil in order to find strong, compact, undisturbed natural soil that is at least a few feet below ground level. This soil is much stronger than the loose soil at the surface.