Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN: 9781305970939
Author: Braja M. Das, Khaled Sobhan
Publisher: Cengage Learning
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Chapter 10, Problem 10.9P
For the same line loads given in Problem 10.8, determine the vertical stress increase, Δσz, at a point located 4 m below the line load, q2.
Refer to Figure 10.41. Determine the vertical stress increase, Δσz, at point A with the following values: q1 = 110 kN/m, q2 = 440 kN/m, x1 = 6 m, x2 = 3 m, and z = 4 m.
Figure 10.41
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Refer to the figure below.
Given:
q1 = 100kN/m, q2 = 200 kN/m
X1 = 3m, x2 = 3m, z = 3m
Determine the vertical stress increase at point A. (11.46)
Line load = 4,
Line load = q,
x1
A
Determine the shear stress at points A, B, C andD for the following section. Also determine the maximum shear stress, then plot the shear stress distribution.
Given: V = 10 kN.
Problem 3 [20 points]
2.0 ft
1.0 ft.
6.0 ft
y = 104 lb/ft³
a. Calculate the vertical
effective stress at the point
A in lb/ft² as shown in the
figure. [15 points]
b. Calculate the horizontal
effective stress (x or y
direction). [5 points]
y= 108 lb/ft³
5.0 ft
y=112 lb/ft³
K=0.68
v=0.45
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Chapter 10 Solutions
Principles of Geotechnical Engineering (MindTap Course List)
Ch. 10 - Prob. 10.1PCh. 10 - Prob. 10.2PCh. 10 - Prob. 10.3PCh. 10 - Prob. 10.4PCh. 10 - Prob. 10.5PCh. 10 - Prob. 10.6PCh. 10 - Point loads of magnitude 125, 250, and 500 kN act...Ch. 10 - Refer to Figure 10.41. Determine the vertical...Ch. 10 - For the same line loads given in Problem 10.8,...Ch. 10 - Refer to Figure 10.41. Given: q2 = 3800 lb/ft, x1...
Ch. 10 - Refer to Figure 10.42. Due to application of line...Ch. 10 - Refer to Figure 10.43. A strip load of q = 1450...Ch. 10 - Repeat Problem 10.12 for q = 700 kN/m2, B = 8 m,...Ch. 10 - Prob. 10.14PCh. 10 - For the embankment shown in Figure 10.45,...Ch. 10 - Refer to Figure 10.46. A flexible circular area of...Ch. 10 - Refer to Figure 10.47. A flexible rectangular area...Ch. 10 - Refer to the flexible loaded rectangular area...Ch. 10 - Prob. 10.19PCh. 10 - Prob. 10.20PCh. 10 - Refer to Figure 10.48. If R = 4 m and hw = height...Ch. 10 - Refer to Figure 10.49. For the linearly increasing...Ch. 10 - EB and FG are two planes inside a soil element...Ch. 10 - A soil element beneath a pave ment experiences...
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- Repeat Problem 10.12 for q = 700 kN/m2, B = 8 m, and z = 4 m. In this case, point A is located below the centerline under the strip load. 10.12 Refer to Figure 10.43. A strip load of q = 1450 lb/ft2 is applied over a width with B = 48 ft. Determine the increase in vertical stress at point A located z = 21 ft below the surface. Given x = 28.8 ft. Figure 10.43arrow_forwardRefer to Figure 8.24. Determine the vertical stress increase, , at point A with the following values: q1 = 100 kN/m x1 = 3 m z = 2 m q2 = 200 kN/m x2 = 2 m FIG. 8.24 Stress at a point due to two line loadsarrow_forwardRefer to Figure 10.46. A flexible circular area of radius 6 m is uniformly loaded. Given: q = 565 kN/m2. Using Newmarks chart, determine the increase in vertical stress, z, at point A. Figure 10.46arrow_forward
- 6 decimal places for the solutionarrow_forwardWhat is/are the advantages of knowing how to estimate the additional stress/es due to surface/structural loads? Explain your answer/s. solve the followingarrow_forwardBased on the figure given below, determine the stress increase at Points A, B and C at a depth of 2 m below the ground surface. ←3 m 5 m A 9₁ = 90 kPa B Carrow_forward
- Please help me answer this question Refer to Figure 10.47. A exible rectangular area is subjected to a uniformly distributed load of q 5 330 kN/m2. Determine the increase in vertical stress, Dz, at a depth of z 5 6 m under points A, B, and C and more is a photo I sentarrow_forwardUse Eq. (6.14) to determine the stress increase Δσ at z = 10 ft below the center of the area described in Problem 6.5.arrow_forwardDo not give answer in image and hand writingarrow_forward
- Subject Geotechnics please answer quickly multiple i, ii and iiiarrow_forwardProblem 6: From the figure below, given are the following; q1 = 750 Ib/ft, xı = 8 ft, x2 = 4 ft, and z = 3 ft If the vertical stress increase at point A due to the loading is 35 Ib/ft?, determine the magnitude of q2. %3Darrow_forwardRefer to the figure below. Calculate the amount of increase in vertical stress Δσz at point A. Consider q1 = 90 kN/m, q2 = 325 kN/m, x1 = 4m, x2 = 2.5m, and z = 3m. Final answers should be in 3 decimal places.arrow_forward
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