Module 1 :
Site Exploration and Geotechnical Investigation
Lecture 4 :
In-situ tests
[ Section 4.1:
Penetrometer Tests
]
Then, Sensitivity of soil is measured
(
in %)
where,
= Sensitivity of soil
For cohesive soil (undrained shear strength)
= overburden pressure =
Z
= cone factor = 15 to 20
(depends on the plasticity index of soil)
Sarvac & opovic
Here
= consistency index of soil
is measured in
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( 
in %) 
= Sensitivity of soil 
= overburden pressure = 
Z 
= cone factor = 15 to 20 
= consistency index of soil 
is measured in 
