6.4 - Soil classification using group symbols
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Practice Questions
Test your understanding with targeted questions
Define fine-grained soils.
💡 Hint: Think about particle sizes.
What does the plasticity index indicate?
💡 Hint: Consider how soil behaves under different conditions.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What indicates a high plasticity soil?
💡 Hint: Consider the definitions of PI.
The liquidity index of a soil that is soft falls between which values?
💡 Hint: Refer to liquidity index classifications.
1 more question available
Challenge Problems
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Given a soil with 60% clay, liquid limit of 40%, and a plastic limit of 25%, classify the soil and calculate its liquidity index.
💡 Hint: Ensure you compute the plasticity index first.
If a construction site has soils classified as 'GW', what does this indicate about the gravel's properties?
💡 Hint: Think about the implications of grading in soil structure.
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