A slope is to be constructed at an inclination of 30° with the horizontal.

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Question

A slope is to be constructed at an inclination of 30° with the horizontal. What will be the safe height of the slope at factor of safety of 1.5? The soil has the properties: c = 15 k N/m², φ=22.5° and γ = 19 k N/m³.

Options:

A . 11.5

B . 20.5

C . 12

D . 18.64

Answer: Option A
Answer: (a).11.5

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