The figure below shows an embankment, which is constructed using soil with an undrained shear strength of 70 kPa. Please evaluate the stability of the embankment with the shown circular slip surface in the figure below when the reservoir has been completely emptied. (10 marks) 20m -30m tomy – R-412m 148m 2 m -am total mass of block 720 Mg/in Sm undrained cohesion Cu 70 kN/m2 6m
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