.A granular soil has a saturated unit weight of 20 kN/m³ and an effective angle of shearingresistance of 30°. The unit weight of water is 9.81 kN/m³. A slope is to be made on this soildeposit in which the seepage occurs parallel to the slope up to the free surface. Under thisseepage condition for a factor of safety of 1.5, the safe slope angle (in degree, round off to 1decimal place) would be

Given data, A granular soil has a saturated unit weight,γsat =20 kN/m3Effective angle of shearing…

Answered: the safe slope angle (in degree,

Engineering

Civil Engineering

the safe slope angle (in degree,

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 15.30P

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Question

.A granular soil has a saturated unit weight of 20 kN/m³ and an effective angle of shearing
resistance of 30°. The unit weight of water is 9.81 kN/m³. A slope is to be made on this soil
deposit in which the seepage occurs parallel to the slope up to the free surface. Under this
seepage condition for a factor of safety of 1.5, the safe slope angle (in degree, round off to 1
decimal place) would be

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