6.6 - Liquidity Index
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Practice Questions
Test your understanding with targeted questions
What is the liquidity index (LI) formula?
💡 Hint: Look at what factors contribute to the LI.
What does a liquidity index less than 0 signify?
💡 Hint: Recall the classification ranges from the section.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a liquidity index greater than 1 indicate?
💡 Hint: Think about the implications of a high water content in soil.
True or False: A liquidity index between 0.25 and 0.5 indicates stiff soil.
💡 Hint: Recall the classification scale discussed.
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Challenge Problems
Push your limits with advanced challenges
If a soil has a plastic limit of 28%, liquid limit of 52%, and moisture content of 41%, calculate the liquidity index and classify it. What are the engineering implications?
💡 Hint: Ensure to analyze how this impacts soil load-bearing capacity.
Analyze a given soil’s moisture content of 30% with a liquid limit of 65% and plastic limit of 30%. What are the liquidity index and its classification? Discuss the conditions necessary for safe construction.
💡 Hint: Consider how softness affects building foundations.
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