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MindTap Engineering for Das/Sobhan's Principles of Geotechnical Engineering, 9th Edition, [Instant Access], 2 terms (12 months)
9th Edition
ISBN: 9781305971257
Author: Braja M. Das; Khaled Sobhan
Publisher: Cengage Learning US
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Chapter 10, Problem 10.12P
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 10.43
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Practice Problem: Refer to Figure 3.12. Determine the
vertical stress increase Aoz, at point A with the following
values: q = 75 lb/ft; x = 6 ft;
z = 5 ft.
STAR
Line load = q
Figure 3.12
Aσ₂
4- A strip load of q= 100 lb/ft is applied over a width, B=10 ft. Determine the increase in vertical stress at point A
located z =4.6 ft below the surface. Given: x-8.2 ft.
q = load per unit arca
Problem 2
Two 10-kN forces are applied to a 20 x 60-mm rectangular bar as shown. Determine the stress at point A when
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Chapter 10 Solutions
MindTap Engineering for Das/Sobhan's Principles of Geotechnical Engineering, 9th Edition, [Instant Access], 2 terms (12 months)
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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- Refer 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_forwardUse Eq. (6.14) to determine the stress increase () at z = 10 ft below the center of the area described in Problem 6.5. 6.5 Refer to Figure 6.6, which shows a flexible rectangular area. Given: B1 = 4 ft, B2 = 6 ft, L1, = 8 ft, and L2 = 10 ft. If the area is subjected to a uniform load of 3000 lb/ft2, determine the stress increase at a depth of 10 ft located immediately below point O. Figure 6.6 Stress below any point of a loaded flexible rectangular areaarrow_forwardRepeat 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_forward
- A rectangular bar of initial cross-sectional area 50 mm and length 2 m is subjected to axial compressive force 50 kN. E = 90 GPa. Calculate the true stress.arrow_forwardELABORATE Try solving the following problem: Practice Problem: Refer to Figure 3.8. Determine the vertical stress increaseÃO₂, at point A with the following values: q = 750 lb/ft; x = 8 ft; z = 3 ft. !! Line load = q xarrow_forwardDetermine the normal stress developed at points A, B, and C. The diameter of each segment is indicated in the figure. (Note = 1 kip = 1,000 lbs) 1 in. 0.5 in. 0.5 in. B. 3 kip A |9 kip |8 kip | c 2 kiparrow_forward
- The rectangular bar shown in the figure is subjected to a uniformly distributed axial loading of w = 11 kN/m and a concentrated force of P = 14 kN at B. Determine the magnitude of the maximum normal stress in the bar and its location x. Assume a = 0.9 m, b = 1.1 m, c = 20 mm, and d = 35 mm.arrow_forwardQuestion 03: Determine the normal stress and draw the stress diagram of the beam at a point 1 m from the left support. 1.0m 20KN/M D ↓ ↓ ↓ ↓ J J 2.0m 1=225x106mm² Bean depth = z 300mmarrow_forwardwww Problem 2 For the stress conditions given, determine the Maximum Shear Stress (Tmax) value from the Mohr Circle. 18 psi 26.5° 16 psi 20 45⁰ 30arrow_forward
- A strip load of q = 900 Ib/ft2 is applied over a width, B = 36 ft. Given: x = 21 ft the increase in vertical stress at point A located z = 15 ft below the surface is (Ib/ft2) B q = load per unit area A 142 O 152 162arrow_forwardRefer to figure below. The magnitude of the load is 120 kPa. Calculate the vertical stress at points, A , B, and C. 3 т 2 m |120 kPa B. 2 marrow_forwardA rectangular concrete slab, 4.a m. x 5.d m. is shown in Figure 3.5, rests on the surface of a soil mass. The load acting on the center of the slah is 1785KN. Determine: 'The soil stress just below the slab. ;) The vertical stress increase at point A. a. b. Plan A 4.5 m Cross Section 3.8 m A 3.1 m Figure 3.5 5.3 marrow_forward
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