Triaxial undrained tests were performed on clay samples taken from the stratum as shown below. The tests were taken with pore water pressure measurements, and q'-24° and c'=20 kN/m² 4 m H₁ - 13 m H₂= 7 m WT 63 61 Impermeable rock sandy gravel n=0.30 kN m² DRY=16! clay 7 = 17.6- kN m (a) Find the clay shear strength at its mid-stratum (b) Find the effective and total stresses at the same level acting on a vertical face of a soil element

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Triaxial undrained tests were performed on clay samples taken from the stratum as shown below. The
tests were taken with pore water pressure measurements, and q'=24° and c'=20 kN/m²
4 m
H₁ = 13 m
H₂= 7 m
WT
03
01
Impermeable rock
sandy gravel
n = 0.30
kN
7 DRY
16-
clay
7 = 17.6.
kN
m
(a) Find the clay shear strength at its mid-stratum
(b) Find the effective and total stresses at the same level acting on a vertical face of a soil element
Transcribed Image Text:Triaxial undrained tests were performed on clay samples taken from the stratum as shown below. The tests were taken with pore water pressure measurements, and q'=24° and c'=20 kN/m² 4 m H₁ = 13 m H₂= 7 m WT 03 01 Impermeable rock sandy gravel n = 0.30 kN 7 DRY 16- clay 7 = 17.6. kN m (a) Find the clay shear strength at its mid-stratum (b) Find the effective and total stresses at the same level acting on a vertical face of a soil element
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