Question: Problem 3 ( 5 points ) : A 4 5 cutting slope is excavated to a depth of 8 m in a deep layer of

Problem 3(5 points):
A 45 cutting slope is excavated to a depth of 8m in a deep layer of saturated clay of unit weight
18.5kNm3 : the relevant shear strength parameters are su=65kPa. Area of ABDC=70m2. Determine the friction factor of safety for the trial failure surface specified in the following figure.
Problem 3 ( 5 points ) : A 4 5 cutting slope is

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