A 0.30-m square prestressed concrete pile is to be driven in a clayey soil as shown in figure. Use alpha method with a factor of safety of 2.00. Which of the following is the end bearing capacity of the pile, in kN, if Nc = 9? a. 100.44 b. 50.22 C. 22.68 d. 77.26 Which of the following gives the skin friction expected to develop along the shaft of the pile in KN? a. 662.40 b. 614.40 C. 460.80 d. 345.60 1 E E 8 Soft clay c = 28 kPa a = 1 Stiff clay c = 96 kPa a=0.50

Principles of Foundation Engineering (MindTap Course List)
9th Edition
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Author:Braja M. Das, Nagaratnam Sivakugan
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Chapter12: Pile Foundations
Section: Chapter Questions
Problem 12.5P: A 400 mm 400 mm square precast concrete pile of 15 m length is driven into a sand where = 18.0...
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A 0.30-m square prestressed concrete pile is to be driven in a clayey soil as shown in figure. Use alpha method
with a factor of safety of 2.00.
Which of the following is the end bearing capacity of the pile, in kN,
if Nc = 9?
100.44
b. 50.22
C. 22.68
d. 77.26
Which of the following gives the skin friction expected to develop
along the shaft of the pile in KN?
a. 662.40
b. 614.40
C. 460.80
d. 345.60
1
E
9
E
8
Soft clay
c = 28 kPa
a = 1
Stiff clay
c = 96 kPa
a=0.50
Transcribed Image Text:A 0.30-m square prestressed concrete pile is to be driven in a clayey soil as shown in figure. Use alpha method with a factor of safety of 2.00. Which of the following is the end bearing capacity of the pile, in kN, if Nc = 9? 100.44 b. 50.22 C. 22.68 d. 77.26 Which of the following gives the skin friction expected to develop along the shaft of the pile in KN? a. 662.40 b. 614.40 C. 460.80 d. 345.60 1 E 9 E 8 Soft clay c = 28 kPa a = 1 Stiff clay c = 96 kPa a=0.50
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