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In: Civil Engineering

A square footing 4 m × 4 m is located at a depth of 1.0 m...

A square footing 4 m × 4 m is located at a depth of 1.0 m in a layer of saturated clay 13 m thick, a firm stratum lies immediately below the clay. Characteristic parameters obtained from oedometer and triaxial tests for the clay are as follows: A= 0.42, cu =100 kPa, , u  0 c' 0, ' 32, 0.065 / , 2 mv  m MN 3  sat  21kN / m , Eu = 300cu. Determine the total settlement under the centre of the footing carrying a net pressure of 200 kPa using Skempton-Bjerrum method.

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