When Provided the Different Type of Foundation

S.No
Type of Foundation
When Provided
1. Isolated footings Single columns
2. Combined footings Two or more columns
3. Continuous footings Walls (Brick or R.C.C walls)
4. Strap footings Distant (far-away) columns especially when one of them is near the edge of the property or plot
5. Raft foundation When soil has low bearing capacity and area of combined / isolated footing is more than 50% of the building plan
6. Pile foundations When loads are heavy, soil has poor bearing capacity
7. Well foundations For bridges, rivers etc.

 

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