Q. A grillage foundation is essentially a:
Solution:
- Grillage foundation consists of one, two or more tiers of steel beams superimposed on a layer of concrete.
- It is a foundation system that consists of closely spaced beams, usually placed in two perpendicular directions, forming a grid-like pattern.
- It is used to distribute heavy loads from columns or walls to the underlying soil in situations where individual footings might be inadequate.
- Grillages are particularly useful when dealing with uneven or variable soil conditions.
- Its provided at the base of the column itself.
- Its generally provided as at a shallow depth when compared to its width.
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