How thick is a raft foundation?

Is raft foundation shallow or deep?

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.

How do I know my foundation depth?

The depth of foundation is determined by the:

  1. Plasticity index of soil.
  2. Water demand of the tree.
  3. Mature height of the tree.
  4. Distance of relevant tree to nearest part of foundations and distances elsewhere if stepping foundations.
  5. Allowance for climatic conditions.

How do I know if my foundation is shallow or deep?

Foundation which is placed near the surface of the earth or transfers the loads at shallow depth is called the shallow foundation. Foundation which is placed at a greater depth or transfers the loads to deep strata is called the deep foundation.

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