Practice Activity - 6.5 | 6. Indian Standard Soil Classification System | Geotechnical Engineering - Vol 1
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6.5 - Activity

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Learning

Practice Questions

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Question 1 Easy

Define what is meant by soil activity.

💡 Hint: Think about how clay affects soil behavior.

Question 2 Easy

What does LI stand for?

💡 Hint: Consider the measurement related to moisture in soil.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the Activity of a soil indicate?

Water content
Plasticity related to clay content
Gravel content

💡 Hint: Think of how clay influences swelling.

Question 2

True or False: A liquefied soil has a Liquidity Index of less than 1.

True
False

💡 Hint: Remember the definitions of fluid states.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A construction site uses soil with an activity of 1.5 and a fluidity index of 0.3. Discuss potential risks and recommendations regarding construction.

💡 Hint: Evaluate how moisture affects clay behavior.

Challenge 2 Hard

Given the plasticity index of a soil is 10% with a current water content of 20%, what is its liquidity index and classification? What does this mean for its use in construction?

💡 Hint: Find the WL to apply the formula correctly.

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