Ex9 A clayey soil specimen was tested in the unconfined compression test. At failure, the unconfined compressive strength (= 100 kPa) and the failure plane inclined at an angle of (50%) with respect to major principal plane. From CD test, the shear strength parameters for the same soil are (30 kPa and 20°). a) Is the soil specimen saturated or not, and why? b) Find the values of shear strength parameters with respect to total stresses. c) Find the value of pore water pressure at failure.
Ex9 A clayey soil specimen was tested in the unconfined compression test. At failure, the unconfined compressive strength (= 100 kPa) and the failure plane inclined at an angle of (50%) with respect to major principal plane. From CD test, the shear strength parameters for the same soil are (30 kPa and 20°). a) Is the soil specimen saturated or not, and why? b) Find the values of shear strength parameters with respect to total stresses. c) Find the value of pore water pressure at failure.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Ex A clayey soil specimen was tested in the unconfined compression test.
At failure, the unconfined compressive strength (= 100 kPa) and the failure
plane inclined at an angle of (50%) with respect to major principal
plane. From CD test, the shear strength parameters for the
same soil are (30 kPa and 20°).
a) Is the soil specimen saturated or not, and why?
b) Find the values of shear strength parameters with respect to total stresses.
c) Find the value of pore water pressure at failure.
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