Figure P 12.37 shows a group pile in clay. Determine the consolidation settlement of the group. Use the 2:1 method to estimate the average effective stress in the clay layers.

Figure P 12.37

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1335 kN Sand 3 m Groundwater y = 15.72 kN/m table 3 m Sand 2.75 m Ysat = 18.55 kN/m x 2.75 m Group plan Normally consolidated clay Ysat = 19.18 kN/m e, = 0.8 C = 0.8 15 m 18 m Normally consolidated clay Ysat = 18.08 kN/m e, = 1.0 C = 0.31 5 m Normally consolidated clay Ysat = 19.5 kN/m e, = 0.7 C = 0.26 3 m Rock