4.2 - Shear strength depends on several factors.
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Practice Questions
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What is shear strength?
💡 Hint: Think about how soil holds weight.
How does compaction affect voids in soil?
💡 Hint: More compacted soil means less air.
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Interactive Quizzes
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What effect does compacting clay soil wet of optimum have?
💡 Hint: Think about how moisture affects structure.
True or False: Increased dry density always leads to reduced shear strength.
💡 Hint: Consider the particle contact concept.
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Challenge Problems
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Given a soil layer with varying moisture contents, analyze how the density and structure would differ between dry of optimum and wet of optimum conditions.
💡 Hint: Consider how moisture influences the arrangement of particles.
Evaluate a construction plan that involves compacting clayey soil. Identify methods to optimize shear strength during compaction.
💡 Hint: What is the importance of moisture in shear strength?
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