A given saturated clay is known to have effectivestrength parameters of c' = 10 kPa and = 28°.A sample of this clay was brought to failure quicklyso that no dissipation of the pore water pressures%3Dcould occur. At failure it was known that oKPa, o = 10 KPa and= 20 kPa.%3D(a) Estimate the values of o, and oz at failure(b) Use the Mohr circle to illustrate the effectivestress and total failure stress.

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Engineering

Civil Engineering

A given saturated clay is known to have effective

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter11: Compressibility Of Soil

Section: Chapter Questions

Problem 11.12P

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Question

A given saturated clay is known to have effective
strength parameters of c' = 10 kPa and = 28°.
A sample of this clay was brought to failure quickly
so that no dissipation of the pore water pressures
%3D
could occur. At failure it was known that o
KPa, o = 10 KPa and
= 20 kPa.
%3D
(a) Estimate the values of o, and oz at failure
(b) Use the Mohr circle to illustrate the effective
stress and total failure stress.

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