PROBLEM SET #4 EFFECTIVE STRESSES IN SOIL Problem 4. A 20m thick submerged saturated clay layer has water content of 57%. The specific gravity of the solid particle is 2.84. 1. Determine the density of the clay in kg/m³. 2. Determine the total vertical stress at the bottom of the clay layer in kpa. 3. Determine the effective vertical stress at the bottom of the clay layer in kpa.

PROBLEM SET #4 EFFECTIVE STRESSES IN SOIL Problem 4. A 20m thick submerged saturated clay layer has water content of 57%. The specific gravity of the solid particle is 2.84. 1. Determine the density of the clay in kg/m³. 2. Determine the total vertical stress at the bottom of the clay layer in kpa. 3. Determine the effective vertical stress at the bottom of the clay layer in kpa.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A deposit of clay is underlain a layer of dry sand. The clay layer is 3 m thick, void ratio = 0.67, Gs = 2.75. The sand is 4 m thick, void ratio = 0.51, Gs = 2.65. The ground water table is permanently located at the interface between sand and clay layer. Compute the vertical effective stress at the bottom of the clay layer.
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Q1 (a)
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Q.1 Top layer of a soil deposit consists of a clay layer of 4 m thickness overlaying a very thick layer of sand. Even though the water table is at middle of clay layer, the clay soil above the water table is saturated. The water content of clay strata is 30% while that of sand strata is 26%. If the specific gravity of clay and sand are 2.72 and 2.64 respectively. Calculate the total stress, pore water pressure and effective stress at a depth of 8 m from ground surface.
Dry Sand H, Groundwater Table Clay Refer to the soil profile shown. Given H1 = 8.85 m., and H2 4.01 m If the ground water table rises by 2.19 meters, determine the change in effective stress (numerical value only, in kPa) at the bottom of the clay layer Properties of dry sand Gs = 2.51, e = 0.65 Properties of clay. Gs = 2.72, e = 0.84. Round off to two decimal places. Activate Windows Go to Settings to activate Windows. < Question 18 of 20 2 A Moving to another question will save this response. ASUS C8O CD 80 5n E R- T Y H]
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