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 12, Problem 12.17P
To determine
Find the modulus of elasticity of the soil
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The P-wave velocity in a soil is 105 m/sec. Assuming Poisson’s ratio to be 0.32, calculate the modulus of elasticity of the soil. Assume that the unit weight of soil is 18 kN/m3.
The P-wave velocity in a soil is 105 m/s. AssumingPoisson’s ratio to be 0.32, calculate the modulus of elasticityof the soil. Assume that the unit weight of soil is 18 kN/m3.
What is the intensity of active earth pressure at a depth of 10.0 m in dry sand with an angle of shearing resistance of 30 degrees and unit weight of 18kN /m ^ 3 ?
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Fundamentals of Geotechnical Engineering (MindTap Course List)
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- A soil profile is shown in Figure 7.19. subsidence caused by primary consolidation of a 16 ft thick clay layer caused by an embankment of 600 kg/m² laid above the soil surface. The clay is normally consolidated (normally consolidated). 23 ft thick layer of sand located above the clay layer has the following data: Gs = 2.65 and e = 0.7.arrow_forwardThe following soil temperatures (C) were measured during the Great Plains Field Program at O'Neil, Nebraska Table1. Data table of soil temperature measured during the Great Plains Field Programat O'Neil, Nebraska Question: Estimate the amplitude of the surface temperature wave and the time of maximum surface temperature from extrapolation of the soil temperature data.arrow_forward(a) Samples taken from a uniform deposit of granular soil are found to have a unit weight of 19.6 kN/m3 and an angle of internal friction of 35°. What is the shearing strength of the soil on a horizontal plane at a point 4 m below the ground surface?arrow_forward
- (a) Samples taken from a uniform deposit of granular soil are found to have a unit weight of 19.6 kN/m3 and an angle of internal friction of 35°. What is the shearing strength of the soil on a horizontal plane at a point 4 m below the ground surface? 11. Describe Shearing Strength of Clay Soils.arrow_forwardA submerged stratum of clay has a thickness of 15m. The average water content of samples taken from stratum is 54%, and the specific gravity of the soil constituents is 2.78. What is the effective vertical pressure, due to the weight of the clay, at the base of the stratum?arrow_forwardIn typical deposit of submerged soil, the approximate depth at which the inter-granular pressure is equal to 60 kN/m² is: (Ysat = 30 kN/m³)arrow_forward
- In a drained triaxial compression test, a saturated specimen of cohesionless sand fails at a deviator stress of 450 kN/m2 when the cell pressure was 135 kN/m2. Find the effective angle of shearing resistance of sand. a.26 deg 30 min b.48 deg 15 min c.64 deg 15 min d.38 deg 30 min With Free Body Diagramarrow_forwardFor the fully saturated clay layer depicted below, calculate the undrained shear strength in kPa of the clay layer if the factor of safety against failure is equal to 1.2 for short-term stability. Hint: use a simplified chart-based approach.arrow_forwardA soil profile consisting of three layers is shown in the figure. Calculate the values of the total stress, effective stress ad pore waterpressureat points A, B, C, and D for the following cases. In each case, plot the variations with depth. Characteristics of layers 1, 2, and 3 for each case are given belowarrow_forward
- In a pressuremeter test in a soft saturated clay, the measuringcell volume Vo = 535 cm3, po =42.4 kN/m2,pf =326.5 kN/m2, vo =46 cm3, and vf = 180 cm3.Assuming Poisson’s ratio smsd to be 0.5 and using Figure3.31(attached), calculate the pressuremeter modulus (Ep).arrow_forwardA layer of sand 6 m thick lies beneath a clay stratum 5 m thick and above abed thick shale. In order to determine the permeability of sand, a well was driven to the top of the shale and water pumped out at a rate of 0.01m3/sec. Two observation wells driven through the clay at 15m and 30 m from the pumping well and water was found to rise to levels of 3m and 2.4 m below the ground water surface. Calculate the permeability of soil.arrow_forwardIn a drained triaxial compression test, a saturated specimen of cohesionless sand fails at a deviator stress of 450 kN/m2 when the cell pressure was 135 kN/m2. Find the effective angle of shearing resistance of sand. show Free body Diagram. a.48 deg 15 min b.26 deg 30 min c.38 deg 30 min d.64 deg 15 minarrow_forward
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