SAI Consulting Engineers Geotechnical Engineer Interview Questions and Answers

Simple aptitude and reasoning.

Q1. How the performing triaxial test in rock.
Ans. 
Performing triaxial test in rock involves applying different levels of stress to a cylindrical rock sample to determine its strength and deformation characteristics.
• Prepare a cylindrical rock sample with smooth parallel ends

• Place the sample in a triaxial cell and apply confining pressure to simulate in-situ stress conditions

• Apply axial load to the sample while measuring the stress and strain at different stages

• Repeat t...read more
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Q2. How to identify the soil clay or silt at field?
Ans. 
Soil clay or silt can be identified by conducting simple field tests such as the ribbon test, feel test, and sedimentation test.
• Perform a ribbon test by rolling a small amount of soil between your fingers to determine if it forms a ribbon. Clay soil will form a long, flexible ribbon while silt soil will form a short, weak ribbon.

• Conduct a feel test by rubbing a small amount of soil between your fingers to feel the text...read more
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