Problems 11.1 A rigid foundation is subjected to a vertical column load, P = 355 kN, as shown in Figure 11.43. Estimate the elastic settlement due to the net applied pressure, Ao, on the foundation. Given: B = 2 m; L = 3 m; D, = 1.5 m; H = 4 m; E, = 13,500 kN/m2; and µ, = 0.4. Foundation BXL Dr Ao Soil H, = Poisson's ratio %3D Es modulus of elasticity H %3D Rock Figure 11.43 © Cengage Leaming 2014

Problems 11.1 A rigid foundation is subjected to a vertical column load, P = 355 kN, as shown in Figure 11.43. Estimate the elastic settlement due to the net applied pressure, Ao, on the foundation. Given: B = 2 m; L = 3 m; D, = 1.5 m; H = 4 m; E, = 13,500 kN/m2; and µ, = 0.4. Foundation BXL Dr Ao Soil H, = Poisson's ratio %3D Es modulus of elasticity H %3D Rock Figure 11.43 © Cengage Leaming 2014

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter11: Compressibility Of Soil

Section: Chapter Questions

Problem 11.2P

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A rigid foundation is subjected to a vertical column load, P = 355 kN, as shown in Figure 11.43. Estimate the elastic settlement due to the net applied pressure, Ao, on the foundation. Given: B = 2 m; L = 3 m; D, = 1.5 m; H = 4 m; E, = 13,500 kN/m²; and µ, = 0.4. Foundation Δσ D BX L Soil Poisson's ratio E, = modulus of elasticity H %3D Rock O Cengage Leaming 2014
A rigid foundation is subjected to a vertical column load, P = 355 kN, as shown in Figure 11.43. Estimate the elastic settlement due to the net applied pressure, Ao, on the foundation. Given: B = 2 m; L = 3 m; D, = 1.5 m; H = 4 m; E, = 13,500 kN/m²; and µ, = 0.4. Foundation Δσ Dr Soil Hg = Poisson's ratio E, modulus of elasticity H %3D Rock O Cengage Leaming 2014
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A rigid foundation is subjected to a vertical column load, P = 355 kN, as shown in Figure 1. Estimate the elastic settlement due to the net applied pressure, Ao, on the foundation. Given: B = 2m; L= 3m; Df=1.5m; H = 4m; Es = 13,500 kN/m²; and µs = 0.4. P Foundation Ao. B× L Soil µ = Poisson's ratio E, modulus of elasticity: H Rock
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Refer to Figure 11.3 for the rigid foundation. Given: B=3 ht: L=6 ht: D₁ = 3 ht: H = 15 ft: E = 140 ton/it: p, = 0.4: and net increase of pressure on the founda- tion. A 4000 lb/ft². Estimate the elastic settlement. = Foundation BXI Rigid foundation settlement Ao hstihdbil Flexible foundation settlement H - = Poisson's ratio E modulus of elasticity H Soil Rock
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Figure 5.16 shows a foundation of 6.25 ft x 10ft resting on a sand deposit. The net load per unit area at the level of the foundation, qo, is 3000 lb/ft. For the sand, u, =0.3, E, = 3200 lb/in', Dr= 2.5 ft and H= 32 ft. Assume that the foundation is rigid, and determine the elastic settlement the foundation would undergo. Use Eqs. (5.33) and (5.41); note that these equations are in the class note posted on the Blackboard. Eq (5.33) = Se=20(aB').-us Foundation B XL Es 2o= net applied pressuve on fandadien Ms = Poisson's ratio of soil Es = average modulus of elaslisity. B= B½ fer centr of feundatien Rigid foundation settlement Plexible foundation settlement Is = shape facker A Poisson's ratio E, - Modulus of elasticity Eq (5.41) = Secrigid)0.93 Secflekible, center) Soil Rock Figure 5.16