24.2.2 - Constituents of a mix
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Practice Questions
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What are the primary functions of coarse aggregates in a bituminous mix?
💡 Hint: Think about why we use larger rocks.
Name one example of a fine aggregate.
💡 Hint: Consider what type of material fills the gaps in larger aggregates.
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Interactive Quizzes
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What is the primary purpose of coarse aggregates in a bituminous mix?
💡 Hint: Think about what happens if you used only small pieces.
True or False: Fillers help in achieving impermeability in a bituminous mix.
💡 Hint: What role do fillers play in the mix's structure?
1 more question available
Challenge Problems
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Suppose you are designing a pavement for a highway that expects heavy traffic loads. Discuss how you would choose the constituents of a bituminous mix to meet these demands.
💡 Hint: Consider the importance of strength and stability under load.
Analyze a scenario where the water-cement ratio in fillers is overly high. What could be the implications for the bituminous mix?
💡 Hint: What happens to a mixture when there's too much liquid relative to solids?
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