Consider a continuous flight auger pile in a sandy soil deposit 10 m long with a diameter of 0.45 m. Following is the variation of standard penetration resistance values (N60) with depth. Estimate the ultimate load-carrying capacity of the pile

Fundamentals of Geotechnical Engineering (MindTap Course List)
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Chapter15: Retaining Walls, Braced Cuts, And Sheet Pile Walls
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Consider a continuous flight auger pile in a sandy soil deposit 10 m long with a diameter of 0.45 m. Following is the variation of standard penetration resistance values (N60) with depth.

Estimate the ultimate load-carrying capacity of the pile.

9.13 Consider a continuous flight auger pile in a sandy soil deposit 10 m long with a
diameter of 0.45 m. Following is the variation of standard penetration resistance
values (Neo) with depth.
Silty clay
Ye - 118 Ib/t
.- 700 Ibn
20 ft
Groundwater Plasticity index, PI = 15
table
Silty clay
Y - 122.4 Ib/n
C.- 1500 Ib/ft
40 ft
Plasticity index. PI - 20
16 in.
Figure P9.10
Depth (m)
1.5
6.
3.0
4.5
7.
5
6.0
7.5
10
9.0
10
10.5
13
12.0
15
13.5
18
15.0
20
17.0
17
18.5
18
20.0
21
Estimate the ultimate load-carrying capacity of the pile. Assume unit weight of soil,
y = 15.5 kN/m³.
Transcribed Image Text:9.13 Consider a continuous flight auger pile in a sandy soil deposit 10 m long with a diameter of 0.45 m. Following is the variation of standard penetration resistance values (Neo) with depth. Silty clay Ye - 118 Ib/t .- 700 Ibn 20 ft Groundwater Plasticity index, PI = 15 table Silty clay Y - 122.4 Ib/n C.- 1500 Ib/ft 40 ft Plasticity index. PI - 20 16 in. Figure P9.10 Depth (m) 1.5 6. 3.0 4.5 7. 5 6.0 7.5 10 9.0 10 10.5 13 12.0 15 13.5 18 15.0 20 17.0 17 18.5 18 20.0 21 Estimate the ultimate load-carrying capacity of the pile. Assume unit weight of soil, y = 15.5 kN/m³.
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