Part I: Multiple choices. Choose total) the correct answers for each problem. (2

Question

Part I: Multiple choices. Choose total) the correct answers for each problem. (2 points each, 30 points in are employed usually where, because of soil conditions, economic or constructional considerations, it is desirable to transmit loads to strata beyond the practicable reach of spread foundations. A. Pile Foundations B. Raft Foundations C. Pad and beam foundations D. Strip Footings (2) Composite piles are suitable for A. Maximum design load B. Project above the water table C. Compacting the soil D. Protect water front structures (3) A driven square pre-cast concrete pile in sand is most likely a A. Non-displacement pile B. High-displacement pile C. Low-displacement pile D. None of the above (4) A pile with the pile tip seating on the surface of bedrock is a A. Socket pile B. Friction pile C. End-bearing Pile D. Compaction pile (5) An advantage of preferring bored piles is A. The concrete is not liable to damage B. Vibration caused by driving can be avoided C. They need no storage space D. No requirement of special handling equipment (6) Which of the following measures cannot be used to increase the bearing capacity of a pile: Increasing the cross section of the shaft B. A. Increasing the pile length C. Using steel pile instead of concrete pile D. Enlarge the cross section of the pile tip (7) What are the two main measurements taken in a pile load test? A. Vertical load on the pile head B. Acceleration of the pile C. Displacement of the pile head D. Soil's strain along the depth

Explanation / Answer

(1) Answer:- (A) Pile foundations

(2) Answer:- (D) Protect water front structure

(3) Answer:- (A) Non displacement piles

(4) Answer:- (C) End bearing pile

(5) Answer:- ( B) Vibration caused by driving can be avoided

(6) Answer:- (B) Increasing the pile length

(7) Answer:- (A) Vertical load on the pile head

(D) Soil's strain along the depth

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