P.2The borehole tecords at a level site tevealed the following details:0 - 0.25 mTopsoil.0.25 - 3.5 mSand. Water table at 1.25 m.3.5 - 10 mClay.10-base of boreholeImpervious shaleThe unit weight of the topsoil and sand is 19.2 kN/m".A building is supported on a partially compensated stiff raft of dimensions 18mx ISm, withits base at 2.25 m below ground surface. The gr055 load from the taft and building 2.7 x 10° kNCalculate the settlement of the structure due to consolidation of the clay layer, whose coefficientof volume compressibility decreases lincarly from 4.2 x 10 m/kN at its top to 2.7 x 10* m'ANat its base. Use the pressure influnence chart.

B(width of base foundation) = 18m D (depth of foundation) = 2.25m d1 (depth of top soil) = 0.25m d2…

The borehole records at a level site revealed the following details: 0-0.25 m Topsoil. Sand. Water table at 1.25 m. Clay. 0.25-3.5 m 3.5 - 10 m 10-base of borehole The unit weight of the topsoil and sand is 19.2 kN/m. impervious shale A building is supported on a partially compensated stiff raft of dimensions 18mx I 8m, with its base at 2.25 m below ground surface. The gross load from the taft and building 2.7 x 10' kN. Calculate the settlement of the structure due to consolidation of the clay layer, whose coefficient of volume compressibility decreases linearly from 4.2 x 10" m/kN at its top to 2.7 x 10 n'AN at its base, Use the pressure intlunence chart.

The borehole records at a level site revealed the following details: 0-0.25 m Topsoil. Sand. Water table at 1.25 m. Clay. 0.25-3.5 m 3.5 - 10 m 10-base of borehole The unit weight of the topsoil and sand is 19.2 kN/m. impervious shale A building is supported on a partially compensated stiff raft of dimensions 18mx I 8m, with its base at 2.25 m below ground surface. The gross load from the taft and building 2.7 x 10' kN. Calculate the settlement of the structure due to consolidation of the clay layer, whose coefficient of volume compressibility decreases linearly from 4.2 x 10" m/kN at its top to 2.7 x 10 n'AN at its base, Use the pressure intlunence chart.

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter16: Soil Improvement And Ground Modification

Section: Chapter Questions

Problem 16.9P

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