The angle of internal friction of a cohesive soil which was tested using a tri-axial shear apparatus is equal to 26.57°. Failure occurred when the shearing stress is 250 kPa and the normal stress is 480 kPa. Determine the maximum principal stress at failure, in kPa. Round off to two decimal places. (ANS: 884.55)

The angle of internal friction of a cohesive soil which was tested using a tri-axial shear apparatus is equal to 26.57°. Failure occurred when the shearing stress is 250 kPa and the normal stress is 480 kPa. Determine the maximum principal stress at failure, in kPa. Round off to two decimal places. (ANS: 884.55)

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter6: Vertical Stress Increase In Soil

Section: Chapter Questions

Problem 6.12P: Refer to Problem 6.1. Using Eqs. (6.3) and (6.29), estimate the average stress increase (Δσav) below...

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The angle of internal friction of a cohesive soil which was tested using a tri-axial shear apparatus is equal to 26.57 degrees. Failure occurred when the shearing stress is 250 kPa and the normal stress is 480 kPa. Determine the maximum principal stress at failure in kPa, deviator stress at failure in kPa, and cohesion of the soil in kPa. Round off to two decimal places.
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