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11.25 The section of a 4 X 4 group pile in a layered saturated clay is shown in Figure P11.25. The piles are square in cross section (356 mm X 356 mm). The center-to-center spacing (d) of the piles is 1 m. Determine the allowable load-bearing capacity of the pile group. Use FS = 3.

11.25 The section of a 4 X 4 group pile in a layered saturated clay is shown in Figure P11.25. The piles are square in cross section (356 mm X 356 mm). The center-to-center spacing (d) of the piles is 1 m. Determine the allowable load-bearing capacity of the pile group. Use FS = 3.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question

Please answer 11.25

 

(Answer)

4362kN

11.25 The section of a 4 X 4 group pile in a layered saturated clay is shown in Figure P11.25. The piles are square in cross section (356 mm X 356 mm). The center-to-center spacing (d) of the piles is 1 m. Determine the allowable load-bearing capacity of the pile group. Use FS = 3.
Transcribed Image Text:11.25 The section of a 4 X 4 group pile in a layered saturated clay is shown in Figure P11.25. The piles are square in cross section (356 mm X 356 mm). The center-to-center spacing (d) of the piles is 1 m. Determine the allowable load-bearing capacity of the pile group. Use FS = 3.
Table 9.10 Variation of a (Interpolated Values Based on Terzaghi, Peck and Mesri, 1996) P. < 0.1 1.00 0.2 0.92 0.3 0.82 Clay C= 25 kN/m² 5 m 0.4 0.74 0.6 0.62 0.8 0.54 1.0 0.48 Clay C, = 45 kN/m² 6 m 1.2 0.42 1.4 0.40 1.6 0.38 1.8 0.36 6 m Clay c, = 60 kN/m? 2.0 0.35 2.4 0.34 2.8 0.34 1 m Note: p. = atmospheric pressure - 100 kN/m² or 2000 lb/f² Figure P11.25
Transcribed Image Text:Table 9.10 Variation of a (Interpolated Values Based on Terzaghi, Peck and Mesri, 1996) P. < 0.1 1.00 0.2 0.92 0.3 0.82 Clay C= 25 kN/m² 5 m 0.4 0.74 0.6 0.62 0.8 0.54 1.0 0.48 Clay C, = 45 kN/m² 6 m 1.2 0.42 1.4 0.40 1.6 0.38 1.8 0.36 6 m Clay c, = 60 kN/m? 2.0 0.35 2.4 0.34 2.8 0.34 1 m Note: p. = atmospheric pressure - 100 kN/m² or 2000 lb/f² Figure P11.25
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