Answered: 3 m 4 m Water level Sand, unit weight…

3 m 4 m Water level Sand, unit weight 19 kN/m² Saturated unit weight = 21 kN/m³ A 2 m Sand, Saturated unit weight = 20 kN/m³

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter7: Permeability

Section: Chapter Questions

Problem 7.4P

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Question

What will be the values of effective stresses in kN/m² at point A (below figure) before and after reducing the water level by 2 meters? Below the second layer, there is a bedrock.

3 m
4 m
Water level
Sand, unit weight 19 kN/m²
Saturated unit weight = 21 kN/m³
A
2 m
Sand, Saturated unit weight = 20 kN/m³

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