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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define gradation control in your own words.
💡 Hint: Think about how different sizes of materials fit together.
Question 2
Easy
What is interlock in the context of pavement materials?
💡 Hint: Think of how puzzle pieces fit together.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the main goal of gradation control in bituminous mixes?
- To reduce costs
- To enhance durability and performance
- To increase binder usage
💡 Hint: Think about why we want strong, long-lasting pavements.
Question 2
True or False: Poor gradation can lead to increased air voids in the pavement.
- True
- False
💡 Hint: Consider the relationship between packing and voids.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Imagine you are responsible for designing a bituminous pavement for a city with heavy rainfall. Discuss how you would choose the gradation of your aggregate mix and justify your choices.
💡 Hint: Consider local weather impacts and how they affect pavement materials.
Question 2
You are analyzing a pavement failure case. Given that the failure is attributed to poor aggregate gradation, suggest a testing and remedy approach.
💡 Hint: Think about standard lab tests for asphalt mixes.
Challenge and get performance evaluation