3.2 - Lift thickness
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Practice Questions
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What is lift thickness?
💡 Hint: Think about how deep the soil is during compaction.
How does the weight of the roller affect the lift thickness?
💡 Hint: What happens when you use a heavier roller?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does lift thickness refer to?
💡 Hint: It's about how deep the soil is compacted at once.
Is it better to have thicker lifts when compacting sandy soil?
💡 Hint: Consider soil types and compaction efficiency.
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Challenge Problems
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A construction site needs to compact gravel with a lift thickness of 10 inches using a heavy roller. If the roller weighs 1500 lbs, explain how the weight affects the number of passes needed and potential adjustments if soil moisture is high.
💡 Hint: Consider the compaction guidelines for your soil type.
Design a compaction strategy for a clay surface with varying water content. How would you adjust lift thickness depending on moisture changes?
💡 Hint: What properties do clay and moisture interact with during compaction?
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