Module 3 :
Method of Analyses
Lecture 14 : Methods of Characteristics [ Section 14.2 :
Rankine earth pressure
]
Inclination of failure plane
The failure planes at particular plane will make an angle of
with the direction of major principal stress.
Fig .3.7 Inclination of failure planes
Inclined Ground
Fig.3.8 Infinitesimal stress analysis for an element for inclined ground
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with the direction of major principal stress. 
