A clay stratum 8.0m thick is located at a depth of 6m from the ground surface. The natural moisture content of the clay is 56% and Gs = 2.75. The sand is moist above the water table and the moist unit weight is 18.68 kN/m3. If the submerged unit weight of sand is 10.5 kN/m3, calculate the effective stress at the center of the clay layer. (106.4 kPa) 2 m 6 Sand 4 m Clay 4 m --8 m-

Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
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Chapter9: In Situ Stresses
Section: Chapter Questions
Problem 9.12P
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A clay stratum 8.0m thick is located at a depth of 6m from the ground surface. The natural
moisture content of the clay is 56% and Gs = 2.75. The sand is moist above the water table and
the moist unit weight is 18.68 kN/m3. If the submerged unit weight of sand is 10.5 kN/m3, calculate
the effective stress at the center of the clay layer. (106.4 kPa)
2 m
6 m
Sand
4 m
Clay
4 m
--8 m-
Transcribed Image Text:A clay stratum 8.0m thick is located at a depth of 6m from the ground surface. The natural moisture content of the clay is 56% and Gs = 2.75. The sand is moist above the water table and the moist unit weight is 18.68 kN/m3. If the submerged unit weight of sand is 10.5 kN/m3, calculate the effective stress at the center of the clay layer. (106.4 kPa) 2 m 6 m Sand 4 m Clay 4 m --8 m-
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