An infinite slope is inclined at 22 degree. A plane of failure has developed at depth of 8 m from the surface. Given dry unit weight = 18KN/m3, c' = 12kN/m2, angle of friction = 23.5 degree and saturated unit weight = 23kN/m3. Calculate the slope factor of safety if %3D %3D %3D (i) water table exists far from the slip line O 0.72 O 1.02 О 1.32 O 1.62 (ii) water table exists at the ground surface О 04 O 0.8 O 1.2 О 1.6

Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
Publisher:Braja M. Das, Khaled Sobhan
Chapter15: Slope Stability
Section: Chapter Questions
Problem 15.5P
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An infinite slope is inclined at 22 degree. A plane of failure has developed at
depth of 8 m from the surface. Given dry unit weight = 18kN/m3, c' 12kN/m2,
%3D
angle of friction = 23.5 degree and saturated unit weight = 23KN/m3. Calculate
the slope factor of safety if
(i) water table exists far from the slip line
O 0.72
O 1.02
О 1.32
1.62
(ii) water table exists at the ground surface
0.4
0.8
O 1.2
О 1.6
Transcribed Image Text:An infinite slope is inclined at 22 degree. A plane of failure has developed at depth of 8 m from the surface. Given dry unit weight = 18kN/m3, c' 12kN/m2, %3D angle of friction = 23.5 degree and saturated unit weight = 23KN/m3. Calculate the slope factor of safety if (i) water table exists far from the slip line O 0.72 O 1.02 О 1.32 1.62 (ii) water table exists at the ground surface 0.4 0.8 O 1.2 О 1.6
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