Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN: 9781305635180
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Textbook Question
Chapter 15, Problem 15.17P
For the braced cut described in Problem 15.16, assume that σall = 170 MN/m2.
- a. Determine the sheet pile section (section modulus)
- b. What is the section modulus of the wales at level A?
15.16 Refer to the braced cut in Figure 15.50, for which γ = 17 kN/m3, ϕ′ = 30°, and c′ = 0. The struts are located at 3 m on center in the plan. Draw the earth pressure envelope and determine the strut loads at levels A, B, and C.
FIG. 15.50
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Question 2
Refer to the braced cut shown in Figure Q2, for which y = 17.6 kN/m², 6' = 32°, and c’ = 0.
The struts are located 4 m on center-to-center in the plan. Draw the earth-pressure envelope and
determine the strut loads at levels A, B, and C.
Determine also:
a. The sheet-pile section modulus, assume that Gan =170 x 10³ kN/m?
b. The required section modulus of the wales at level A; assume that Gan = 173 x 10º kN/m²
-5 m-
2 m
A
3 m
В
c = 0
3 m
C
1 m
Refer to the braced cut shown below. Given: unit weight = 17 kN/m3, Friction angle = 35degrees, and c = 0. The struts are located at 3 m center-to-center in the plan. a. Draw the earth-pressure envelope and determine the strut loads at levels A, B, and C. b. Determine the sheet-pile section modulus c. Determine the section modulus of the wales at level B Assume that = 170 MN/m2.
Problem #2
Refer to the braced cut shown below. Given: unit weight = 17 kN/m³,
Friction angle = 35degrees, and c = 0. The struts are located at 3 m center-to-center in
the plan.
a. Draw the earth-pressure envelope and determine the strut loads at levels A, B, and
C.
b. Determine the sheet-pile section modulus
c. Determine the section modulus of the wales at level B
Assume that all = 170 MN/m².
-3.5 m
1m
2m
2 m
1.5 m
A
B
Sand
y = 17 kN/m³
$'= 35°
c'=0
Chapter 15 Solutions
Fundamentals of Geotechnical Engineering (MindTap Course List)
Ch. 15 - Prob. 15.1PCh. 15 - Prob. 15.2PCh. 15 - Prob. 15.3PCh. 15 - Prob. 15.4PCh. 15 - Prob. 15.5PCh. 15 - Prob. 15.6PCh. 15 - Prob. 15.7PCh. 15 - Prob. 15.8PCh. 15 - Prob. 15.9PCh. 15 - Prob. 15.10P
Ch. 15 - Prob. 15.11PCh. 15 - Prob. 15.12PCh. 15 - Prob. 15.13PCh. 15 - Prob. 15.14PCh. 15 - Prob. 15.15PCh. 15 - Refer to the braced cut in Figure 15.50, for which...Ch. 15 - For the braced cut described in Problem 15.16,...Ch. 15 - Refer to Figure 15.51 in which = 17.5 kN/m3, c =...Ch. 15 - Refer to Figure 15.27a. For the braced cut, H = 6...Ch. 15 - Prob. 15.20PCh. 15 - Determine the factor of safety against bottom...Ch. 15 - Prob. 15.22PCh. 15 - The water table at a site is at 5 m below the...Ch. 15 - Prob. 15.24PCh. 15 - Prob. 15.25CTPCh. 15 - Figure 15.53 below shows a cantilever sheet pile...
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