Questions from Geotechnical Engineering


Q: Using the principles of Mohr’s circles for the soil element shown in

Using the principles of Mohr’s circles for the soil element shown in Figure 10.45, determine the following. Maximum and minimum principal stresses Normal and shear stresses on the...

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Q: Repeat Problem 10.3 for the soil element shown in Figure

Repeat Problem 10.3 for the soil element shown in Figure 10.46.

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Q: A soil element is shown in Figures 10.47. Determine

A soil element is shown in Figures 10.47. Determine the following. Maximum and minimum principal stresses Normal and shear stresses on the plane AB Use the pole method.

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Q: Repeat Problem 10.5 for the soil element shown in Figure

Repeat Problem 10.5 for the soil element shown in Figure 10.48.

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Q: The moist unit weight of a soil is 112.32 lb

The moist unit weight of a soil is 112.32 lb/ft3 at a moisture content of 10%. Given Gs = 2.7, determine: e Saturated unit weight Answer / /

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Q: Point loads of magnitude 8.9, 17.8,

Point loads of magnitude 8.9, 17.8, and 26.7 kN act at A, B, and C, respectively (Figure 10.49). Determine the increase in vertical stress at a depth of 3 m below point D. Use Boussinesqâ€...

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Q: Refer to Figure 10.50. Determine the vertical stress increase

Refer to Figure 10.50. Determine the vertical stress increase, s, at point A with the following values. q1 = 75 kN/m x1 = 2 m q2 = 300 kN/m x2 = 3 m z = 2 m...

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Q: Repeat Problem 10.8 with the following data. q1

Repeat Problem 10.8 with the following data. q1 = 300 kN/m x1 = 4 m q2 = 260 kN/m x2 = 3 m z = 3 m

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Q: A vertical column load, P = 600 kN, is applied

A vertical column load, P = 600 kN, is applied to a rigid concrete foundation with dimensions B = 1 m and L = 2 m, as shown in Figure 11.11. The foundation rests at a depth Df = 0.75 m on a uniform de...

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Q: A rigid, reinforced concrete foundation is subjected to a column load

A rigid, reinforced concrete foundation is subjected to a column load of 87,000 lb. The foundation plan measures 8 ft × 8 ft and rests on 21 ft (5 H’) of layered soil un...

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