2. A soil profile consists of 10 m of sand (y 17.6 kN/m³) over 3 m of soft clay (y 17.3 kN/m, e, o, loo = 1.3, C,IC = 0.2) over gravel. The water table is 3 m below the ground surface and a hydrostatic condition exists throughout the soil profile. Before constructing a structure at the site, the clay layer is preconsolidated by lowering the water table by 3 m and pumping from the gravel layer at such a rate that piezometric head in the gravel drops by 6 m. Compute the settlement resulting from primary consolidation of the clay layer assuming that pumping continues for a long time. 1.6, C = 1.3, %3D %3D %3D
2. A soil profile consists of 10 m of sand (y 17.6 kN/m³) over 3 m of soft clay (y 17.3 kN/m, e, o, loo = 1.3, C,IC = 0.2) over gravel. The water table is 3 m below the ground surface and a hydrostatic condition exists throughout the soil profile. Before constructing a structure at the site, the clay layer is preconsolidated by lowering the water table by 3 m and pumping from the gravel layer at such a rate that piezometric head in the gravel drops by 6 m. Compute the settlement resulting from primary consolidation of the clay layer assuming that pumping continues for a long time. 1.6, C = 1.3, %3D %3D %3D
Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
Publisher:Braja M. Das, Khaled Sobhan
Chapter3: Weight–volume Relationships
Section: Chapter Questions
Problem 3.24P
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