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3 cards from this section. Quick, good the night before a test.
What is gradation?
Think about how sizes vary in a mixture.
What type of aggregate gradation maximizes density?
Consider which type has the least voids.
What does gradation refer to?
Think about how aggregates are organized.
True or False: Open graded aggregates are designed to maximize density.
Consider the purpose of open graded aggregates.
You are tasked with designing a roadway expected to face heavy rainfall. Which aggregate gradation would you utilize and justify your choice.
Consider the role of water in road performance.
Analyze how a faulty gradation can lead to pavement failure over time. What characteristics would you expect to decline?
Think about both immediate and long-term structural integrity.
5 more questions in this section. Enroll free to practise them all.
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