22.4 - Summary
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Practice Questions
Test your understanding with targeted questions
What are aggregates?
💡 Hint: Think of common materials like sand and gravel.
Why is aggregate strength important?
💡 Hint: Consider what happens when heavy vehicles drive over a pavement.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary role of aggregates in pavements?
💡 Hint: Think about what happens when vehicles drive over.
True or False: Aggregates need to be tested for physical properties before use.
💡 Hint: Consider what could happen if you skip this step.
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Challenge Problems
Push your limits with advanced challenges
Evaluate a scenario where low-quality aggregates are used in a pavement. What types of tests would you recommend to check their adequacy?
💡 Hint: Consider which properties would be most critical for long-term performance.
Discuss how environmental conditions might affect the choice and testing of aggregates.
💡 Hint: Think about how aggregates behave in wet versus dry conditions.
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Reference links
Supplementary resources to enhance your learning experience.