Civil Engineering - UPSC Civil Service Exam Questions - Discussion


A 30 cm diameter friction pile is embedded 10 m into a homogeneous consolidated deposit. Unit adhesion developed between clay and pile shaft is 4 t/m2 and adhesion factor is 0.7. The safe load for factor of safety 2.5 will be

[A]. 21.50 t
[B]. 11.57 t
[C]. 10.55 t
[D]. 6.35 t

Answer: Option C


No answer description available for this question.

Phani said: (Apr 30, 2018)  
Ans = τ x π DL.

= α x C x π x D x L,
0.7x4x3.14x0.3x10 = 26.4,
Then, 26.4/2.5 = 10.55.

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