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Q: Which among the following is not types of shallow foundation?
  • A. Raft foundation
  • B. Isolated footing
  • C. Strip footing
  • D. Friction pile
Correct Answer: Option D - Friction pile is a type of deep foundation. It is used to transfer loads to a depth of a friction load carrying material by means of skin friction along the length of the pile. Such piles are generally used in granular soil where the depth of hard stratum is very great. • Raft foundation, strip footing and isolated footing are type of shallow foundation.
D. Friction pile is a type of deep foundation. It is used to transfer loads to a depth of a friction load carrying material by means of skin friction along the length of the pile. Such piles are generally used in granular soil where the depth of hard stratum is very great. • Raft foundation, strip footing and isolated footing are type of shallow foundation.

Explanations:

Friction pile is a type of deep foundation. It is used to transfer loads to a depth of a friction load carrying material by means of skin friction along the length of the pile. Such piles are generally used in granular soil where the depth of hard stratum is very great. • Raft foundation, strip footing and isolated footing are type of shallow foundation.