The soil's qualities will also determine the depth. For example, on clay soils, the foundation must be set deep enough to prevent being impacted by volume changes induced by the seasonal movement of trees. It must be deep enough in sands, gravels, and some silts to minimize frost heave movement.
Types of Strip Foundation
Based on their characteristics, there can be two types of Strip foundation; they are as follows:-
Deep Strip Foundation
The most common type of foundation is the deep strip foundation, which is also the cheapest provided the soil conditions are suitable. A reinforced concrete strip supports the walls. The trench can be of any depth, but it should be at least 40 inches deep and 24 inches broad. Concrete should have a minimum depth of 9 inches.
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Published By
Arka Roy
www.constructioncost.co
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