PRIN.OF GEOTECHNICAL...-MINDTAP(2 SEM)
9th Edition
ISBN: 9781305971271
Author: Das
Publisher: CENGAGE L
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Chapter 15, Problem 15.1P
To determine
Find the height (H) of the soil-rock interface.
Expert Solution & Answer
Answer to Problem 15.1P
The height of the soil-rock interface is
Explanation of Solution
Given information:
The slope rise at an angle
The unit weight
The angle of friction
The cohesion
The factor of safety
Calculation:
Determine the height of the soil-rock interface using the formula.
Substitute 3.1 for
Thus, the height of the soil-rock interface is
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Students have asked these similar questions
A 45 ° slope as shown in figure has
been excavated to a depth of 6 m in
a saturated clay having the following
properties:
C₁ = 50 kN/m² ₂ 0 = 0 and y = 19 kN/m²³
Determine the factor of safety.
[Take area of wedge
39 m²]
ok
3.4 m
f
2.65 m
6m
45°
90°
=
9m
Given an infinite slope with the following properties: γ = 17 kN/m3, H = 5 m, β = 34°, φ = 25° and c = 20 kPa.
a. Determine the normal stress.
b. Determine the shear stress.
c. Determine the factor of safety.
A cut slope was excavated in saturated clays as shown in the figure. The soil has a unit weight of 17 kN/m³ and an undrained shear strength cᵤ = 20 kPa. The slope make an angle of 60° with the horizontal. Assume stability number m = 0.185. Slope failure occurs along the plane AC with BC = 8 m. Which of the following most nearly gives the maximum depth in meters up to which the cut could be made?
Chapter 15 Solutions
PRIN.OF GEOTECHNICAL...-MINDTAP(2 SEM)
Ch. 15 - Prob. 15.1PCh. 15 - Prob. 15.2PCh. 15 - Prob. 15.3PCh. 15 - Prob. 15.4PCh. 15 - Prob. 15.5PCh. 15 - Prob. 15.6PCh. 15 - Prob. 15.7PCh. 15 - Prob. 15.8PCh. 15 - Prob. 15.9PCh. 15 - Prob. 15.10P
Ch. 15 - Prob. 15.11PCh. 15 - Prob. 15.12PCh. 15 - Prob. 15.13PCh. 15 - Prob. 15.14PCh. 15 - Prob. 15.15PCh. 15 - Prob. 15.16PCh. 15 - Prob. 15.17PCh. 15 - Prob. 15.18PCh. 15 - Prob. 15.19PCh. 15 - Prob. 15.20PCh. 15 - Prob. 15.21PCh. 15 - Prob. 15.22PCh. 15 - Prob. 15.23PCh. 15 - Prob. 15.27PCh. 15 - Prob. 15.28PCh. 15 - Prob. 15.29PCh. 15 - Prob. 15.30PCh. 15 - Prob. 15.31PCh. 15 - Prob. 15.32P
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