Question: A CU triaxial test is performed on a cohesive soil. The effective consolidation stress was 750 kPa. At failure, the principal stress difference was 1250

A CU triaxial test is performed on a cohesive soil. The effective consolidation stress was 750 kPa. At failure, the principal stress difference was 1250 kPa, and the major effective principal stress was 1800 kPa. Compute Skempton's pore pressure coefficient A at failure.?

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