Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN: 9781337705028
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Textbook Question
Chapter 18, Problem 18.9P
Refer to Figure 18.23. Given
- a. Find the required depth of the sheet pile, increasing the theoretical estimate by 30%.
- b. Determine the force in the tie rods if they are spaced 3 m apart horizontally.
- c. Find the maximum bending moment in the sheet pile.
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Q3) A retaining structure is given in figure. Calculate the factor of safety against sliding. (Ignore tensile crack
behavior inside active part and ground water condition. Take 1.0 m interval step for point load calculation. k₁=
k₂= 0.9).
3.B m
2.C m
Yn: 20.0 kN/m²
D: 2Eº
c: 30 kN/m²
0.5 m
0.5 m
1
3.0 m
5.0 m
Y cone
➜
5A0 KN
Yn: 18.5 kN/m³
c: 18 kN/m²
$: ID º
24.0 kN/m³
14.10 An anchored sheet-pile bulkhead is shown in Figure P14.10. Let
L₁= 2 m, L₂=6m, /,= 1 m, y = 16 kN/m³, Ysat 18.86 kN/m³, d' = 32°, and
c = 27 kN/m².
a. Determine the theoretical depth of embedment, D.
b. Calculate the anchor force per unit length of the sheet-pile wall.
Use the free earth support method.
只考求D
Water table
Anchor
Sand
Sand
Yo
e'=0
Clay
Figure P14.10
An anchored sheet-pile bulkhead is shown in Figure P14.10. Let L1 = 2 m, L2 = 6 m, l1 = 1 m, γ = 16 kN/m3, γsat = 18.86 kN/m3, Φ' = 32º, and c = 27 kN/m2.a. Determine the theoretical depth of embedment, D.b. Calculate the anchor force per unit length of the sheet-pile wall. Use the free earth support method.
Chapter 18 Solutions
Principles of Foundation Engineering (MindTap Course List)
Ch. 18 - Refer to Figure 18.9. A cantilever sheet pile is...Ch. 18 - Prob. 18.2PCh. 18 - Prob. 18.3PCh. 18 - Refer to Figure 18.13. Given L1 = 1.5 m, L2 = 3 m;...Ch. 18 - In Problem 18.4, find the maximum bending moment...Ch. 18 - Prob. 18.6PCh. 18 - Prob. 18.7PCh. 18 - Prob. 18.8PCh. 18 - Refer to Figure 18.23. Given L1=3m, L2=6m,...Ch. 18 - Prob. 18.10P
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- A long trench is excavated in medium dense sand for the foundation of a multistory building. The side of the trench are supported with sheet piles fixed in place by struts and wales as shown in the figure. Wales are braced at every 4m center to center. Determine the structs from A-C. 1.5ml Sand 2.5m y = 17kN/m³ - = 35° 8m 2.5m 1.5m A B Carrow_forwardH.W: For the following Gravity Dam, Y=10 KN/m³, y=24 KN/m³,q= 1400 KN/m² and μ= 0.7. a. Calculate the uplift force acting on the base of the dam. b. Check whether the section is safe against sliding. c. Check whether the section is safe against overturning. d. Determine the maximum vertical stress at the toe of the dam. e. Determine the maximum vertical stress at the heel f. Determine the Principal stress at the toe of the dam. g. Determine the Principal stress at the heel of the dam h. Determine the shear stress at the heel of the dam. Determine the shear stress at the Toe of the dam. i. эт 6m T 27m 0.75 10m 20marrow_forwardA single anchor slab is shown in Figure P14.12. Here, H = 0.9 m, h = 0.3 m, γ = 17 kN/m3, and Φ' = 32º. Calculate the ultimate holding capacity of the anchor slab if the width B is (a) 0.3 m, (b) 0.6 m, and (c) = 0.9 m.arrow_forward
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