Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN: 9781305081550
Author: Braja M. Das
Publisher: Cengage Learning
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Chapter 6, Problem 6.11P
To determine
Find the stress increase at points A, B, and C.
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H.Q 5
Figure below shows an embankment load on a silty clay soil layer.
Determine the stress increase at points A, B, and C that are located at a
depth of 5 m below the ground surface.
+ 6m
Center line
IV:2H
IV:2H
10m
y =17 KN/m
II
H.Q 5
Figure below shows an embankment load on a silty clay soil layer.
Determine the stress increase at points A, B, and C that are located at a
depth of 5 m below the ground surface.
+ 6 m
I Center line
IV:2H
IV:2H
10m
y=17 kN/m
3.9 Figure P3.3 shows the plan of a loaded area on the surface of a clay layer. The uniformly
distributed vertical loads on the area are also shown. Determine the vertical stress increase at A
and B due to the loaded area. A and B are located at a depth of 3m below the ground surface.
Uniformly
distributed
vertical load
4₂ = 200 kN/m²
ר
2 m
3 m
PLAN
Uniformly
3 m distributed load
on a flexible
arca
a.~100 kN/m²
Chapter 6 Solutions
Principles of Foundation Engineering (MindTap Course List)
Ch. 6 - A flexible circular area is subjected to a...Ch. 6 - Point loads of magnitude 100, 200, and 400 kN act...Ch. 6 - Refer to Figure P6.3. Determine the vertical...Ch. 6 - Refer to Figure P6.4. A strip load of q = 900...Ch. 6 - Refer to Figure 6.6, which shows a flexible...Ch. 6 - Repeat Problem 6.5 with B1 = 4 ft, B2 = 10 ft, L1...Ch. 6 - Use Eq. (6.14) to determine the stress increase ()...Ch. 6 - Prob. 6.8PCh. 6 - Prob. 6.9PCh. 6 - Prob. 6.10P
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- 7.8 [Use Eq. (7.26).] Figure P7.8 shows an embankment load on a silty clay soil layer. Determine the stress increase at points A, B, and C, which are located at a depth of 5 m below the ground surface.arrow_forwardFig 8 shows an embankment load for a silty clay soil layer. Determine the vertical stress increase at points A, B, and C.arrow_forwardPoint loads of magnitude 100,200,and 400kN act at B, C, and D, respectively. Determine the increase in vertical stress at a depth of 6m below point A. Use Boussinesq's equation. er 6: Vertical Stress Increase in Soil 6 m B C 3 m 6 m D Figure P6.2 6.3 Refer to Figure P6.3. Determine the vertical stress increase Ao at|arrow_forward
- A rectangular concrete slab, 3m x 4.5m shown in Figure 05.12, rests on the surface of a soil mass. The load on the slab is 1620 kN.1.) Determine the soil stress below the slab2.) Determine the vertical stress increase at point A3.) Determine the vertical stress increase at point B.arrow_forwardIn Problem 16.3, if there was a surcharge of 20 kN/m2 at the ground level, what would be the total horizontal normal stresses at A and B? Use the results from Problem 16.3. 16.3 The soil profile at a site is shown Figure P16.3. Find the total horizontal normal stresses at A and B, assuming at-rest conditions.arrow_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
- An embankment load on a silty clay soil layer as shown below. Determine the stress increase under the embankment at points A and B that are loaded at a depth of 6 m below the ground surface. Prob. 5 m 1H:2V 1H:2V 1H:1V 8 m Y=18 kN/m y=18 kN/m 6 m : B Aarrow_forwardFrom the given soil profile, determine the effective stress at the point B. 5m + 5m 8m Dry Sand Saturated Sand A Saturated Clay B Ydy 15.60 kN/m³ Yaat = 19.60 kN/m³ Yaat 20.50 kN/m³ 12marrow_forward(Use The Figure (10.20) to find the solution of this question) An embankment load on a silty clay soil layer as shown below. Determine the stress increase under the embankment at points A and B that are loaded at a depth of 6 m below the ground surface. 5 m 1H:2V, 1H:2V 1H:1V 8m y-18 kN/m y-18 kN/m" 6 m B IA Figure 10.19 Embankment loading 0.50 3.0 20 1.6 14 045 12 LO 040 09 07 0.35 06 030 04 - 025 020 02 0.10 005 Figure 10.20 Osterberg's chart for determination of vertical stress 0.00 due to embank- 0.01 100 ment loading 327 atendetoa Narrow_forward
- -10m q=400 kN/m? 5 m 2m |-3m Figure 6.30 6.20 The plan of a flexible rectangular loaded area is shown in Figure 6.30. The uniformly distributed load on the flexible area (q) is 400 kN/m?. Determine the increase in the vertical stress (Ao) at a depth of z = 5 m below a. Point A b. Point B c. Point Carrow_forward?????arrow_forward14arrow_forward
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