37.1.5 - Plasticity Index (PI)
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Practice Questions
Test your understanding with targeted questions
What is the Plasticity Index?
💡 Hint: Think about the moisture content and soil behavior.
How does a high PI affect liquefaction potential?
💡 Hint: Consider how plasticity contributes to strength.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Plasticity Index measure?
💡 Hint: Think about the definition of PI.
True or False: A higher Plasticity Index always indicates better soil strength.
💡 Hint: Consider the relationship between PI and soil performance.
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Challenge Problems
Push your limits with advanced challenges
A construction site is located on silty clay with a PI of 9. Evaluate the risks involved in an earthquake scenario.
💡 Hint: Consider the relationship between PI and liquefaction risks.
In an area where traditionally high PI clays are replaced with low PI soils, propose a mitigation strategy for future construction.
💡 Hint: Assess how to strengthen the foundation on weaker soils.
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