An infinitely long slope is made up of a C-o soil having the properties cohesion (C) = 20 kPa and dry unit weight (₁) 16 kN/m³. The angle of inclination and critical length of slope are 40° and 5 m respectively. To maintain the limiting equilibrium, the angle of internal friction of soil (in degree) is =

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter13: Slope Stability
Section: Chapter Questions
Problem 13.27CTP
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Slope analysis.

An infinitely long slope is made up of a C-o soil having the properties
cohesion (C) = 20 kPa and dry unit weight (₁) = 16 kN/m³. The angle of
inclination and critical length of slope are 40° and 5 m respectively. To
maintain the limiting equilibrium, the angle of internal friction of soil (in
degree) is
Transcribed Image Text:An infinitely long slope is made up of a C-o soil having the properties cohesion (C) = 20 kPa and dry unit weight (₁) = 16 kN/m³. The angle of inclination and critical length of slope are 40° and 5 m respectively. To maintain the limiting equilibrium, the angle of internal friction of soil (in degree) is
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