Multiple choice

At a reclamation site for which the soil strata is shown in figure, a 3 m thick layer of a fill material is to be laid instantaneously on the top surface. If the coefficient of volume compressibility, mv for clay is 2.2 x 10-4 m2/kN, then the consolidation settlement of the clay layer due to placing of fill material will be

  1. 69.5 mm

  2. 139 mm

  3. 228 mm

  4. 278 mm
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B Correct answer

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