Fundamentals of Geotechnical Engineering (MindTap Course List)
Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN: 9781305635180
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Chapter 14, Problem 14.17CTP
To determine

Find the Rankine’s and Coulomb’s active passive pressure coefficients for ϕ=30°,35°,and40°.

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calculate all nodal  displacementts and all the member forces of the truss
NOTE: Use areal methods only for V,M,N diagrams(Do NOT use the equations) (also draw the N diagram(s) for the entire structure)
The figure below shows a foundation of 10 ft x 6.25 ft resting on a sand deposit. The net load per unit area at the level of the foundation, qo, is 2100 lb/ft². For the sand, μs = 0.3, E, = 3200 lb/in.², Dƒ = 2.5 ft, and H = 32 ft. Foundation BX L Rigid foundation settlement Flexible foundation settlement H μ, Poisson's ratio E, = Modulus of elasticity Soil Rock Elastic settlement of flexible and rigid foundations Table 1 Variation of F₁ with m' and n' m' n' 1.0 1.2 1.4 1.6 1.8 2.0 2.5 3.0 0.25 0.014 0.013 0.012 0.011 0.011 0.011 0.010 0.010 0.50 0.049 0.046 0.044 0.042 0.041 0.040 0.038 0.038 1.00 0.142 0.138 0.134 0.130 0.127 0.125 0.121 0.118 2.00 0.285 0.290 0.292 0.292 0.291 0.289 0.284 0.279 5.00 0.437 0.465 0.487 0.503 0.516 0.526 0.543 0.551 10.00 0.498 0.537 0.570 0.597 0.621 0.641 0.679 0.707 20.00 0.529 0.575 0.614 0.647 0.677 0.702 0.756 0.797 50.00 0.548 0.598 0.640 0.678 0.711 0.740 0.803 0.853 100.00 0.555 0.605 0.649 0.688 0.722 0.753 0.819 0.872 Table 2 Variation of F2…
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