Water table Dredge line L₂ Sand Y c' 0 Sand Ya c'-0 Sand Y D c'-0 The figure above shows a cantilever sheet pile wall penetrating a granular soil. L₁ =5ft, L₂ = 15 ft, y₁ = 105 lb/ft³, Yat 115 lb/ft³, and ' = 30°. a) What is the theoretical depth of embedment, D? b) For a 30% increase in D, what should be the total length of the sheet piles? c) Draw the pressure diagram (similar to that shown in figure 9.7a) d) Determine the theoretical maximum moment of the sheet pile.

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter15: Retaining Walls, Braced Cuts, And Sheet Pile Walls
Section: Chapter Questions
Problem 15.22P
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Water table
Dredge line
L₂
Sand
Y
c' 0
Sand
Ya
c'-0
Sand
Y
D
c'-0
The figure above shows a cantilever sheet pile wall penetrating a granular soil.
L₁ =5ft, L₂ = 15 ft, y₁ = 105 lb/ft³, Yat 115 lb/ft³, and ' = 30°.
a) What is the theoretical depth of embedment, D?
b) For a 30% increase in D, what should be the total length of the sheet piles?
c) Draw the pressure diagram (similar to that shown in figure 9.7a)
d) Determine the theoretical maximum moment of the sheet pile.
Transcribed Image Text:Water table Dredge line L₂ Sand Y c' 0 Sand Ya c'-0 Sand Y D c'-0 The figure above shows a cantilever sheet pile wall penetrating a granular soil. L₁ =5ft, L₂ = 15 ft, y₁ = 105 lb/ft³, Yat 115 lb/ft³, and ' = 30°. a) What is the theoretical depth of embedment, D? b) For a 30% increase in D, what should be the total length of the sheet piles? c) Draw the pressure diagram (similar to that shown in figure 9.7a) d) Determine the theoretical maximum moment of the sheet pile.
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