Q-1: A soil profile consisting of three layers is shown in the following figure. a) Calculate the values of o, u and o' at points A, B, C, and D Layer no. 1 2 3 ↑ H₁ H₂ H₂ Thickness H, = 2.1 m H₂ = 3.66 m H₂ = 1.83 m Dry sand Soll parameters Y₁ = 17.23 kN/m³ Ysat 18.96 kN/m³ Ysat 18.5 kN/m³ Sand Clay Rock Layer 1 Groundwater table Layer 2 Layer 3 ⒸDengage Learning 2014 b) Calculate the effective stress at c when water table drops by 2m (consider x 16.5 for layer 2). c) Calculate the effective stress at c when water table rises by 2m above layer 1 due to flooding (consider Ysa 18.5 for layer 1).
Q-1: A soil profile consisting of three layers is shown in the following figure. a) Calculate the values of o, u and o' at points A, B, C, and D Layer no. 1 2 3 ↑ H₁ H₂ H₂ Thickness H, = 2.1 m H₂ = 3.66 m H₂ = 1.83 m Dry sand Soll parameters Y₁ = 17.23 kN/m³ Ysat 18.96 kN/m³ Ysat 18.5 kN/m³ Sand Clay Rock Layer 1 Groundwater table Layer 2 Layer 3 ⒸDengage Learning 2014 b) Calculate the effective stress at c when water table drops by 2m (consider x 16.5 for layer 2). c) Calculate the effective stress at c when water table rises by 2m above layer 1 due to flooding (consider Ysa 18.5 for layer 1).
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Q-1: A soil profile consisting of three layers is shown in the following figure.
a) Calculate the values of o, u and o' at points A, B, C, and D
Layer no.
1
2
3
↑
H₁
H₂
H₂
Thickness
H, = 2.1 m
H₂ = 3.66 m
H₂ = 1.83 m
Dry sand
Soll parameters
Y₁ = 17.23 kN/m³
Ysat
18.96 kN/m³
Ysat
18.5 kN/m³
Sand Clay Rock
Layer 1
Groundwater table
Layer 2
Layer 3
ⒸDengage Learning 2014
b) Calculate the effective stress at c when water table drops by 2m (consider x 16.5 for layer 2).
c) Calculate the effective stress at c when water table rises by 2m above layer 1 due to flooding
(consider Ysa 18.5 for layer 1).
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