GATE CE 2016 Set 1 — Question 22
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Geotechnical Engineering → Soil Classification → Indian Standard Classification
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Question
A fine grained soil is found to be plastic in the water content range of 26-48%. As per Indian Standard Classification System, the soil is classified as
Correct answer
(D) CI
Solution
Given: Plastic range is 26-48%. This means Plastic Limit and Liquid Limit .
Plasticity Index .
According to IS classification:
Plasticity Index .
According to IS classification:
1.A-line .
Since , the soil is above the A-line, hence it is Clay (C).2.Since , the soil has intermediate plasticity (I).
Therefore, the soil is classified as CI.Continue learning with Success Tracker
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