Practice Based On Size (6.2.2) - Road Aggregates – Requirements and Types

Practice: Based on Size

Lesson 6.2.2Road Aggregates – Requirements and Types

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8 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What size defines coarse aggregates?
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Think about the sieve size.
Question 2.
What is the purpose of fine aggregates?
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Consider why we need small particles in a large mix.
3Question 3.
What size of aggregates is classified as coarse aggregates?
- Smaller than 4.75 mm
- Larger than 4.75 mm
- Exact 4.75 mm
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Remember the size range specified in the text.
4Question 4.
True or False: Fine aggregates are essential for creating a smooth consistency in asphalt mixes.
- True
- False
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Think about the role of small aggregates.
Question 5.
A contractor needs to decide on the appropriate aggregate type for a new highway project. Discuss how the choice between coarse aggregates and fine aggregates will affect road performance.
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Consider the roles of each aggregate type.
Question 6.
You have two aggregate mixes for a project: one predominantly coarse and one with a balanced mix of coarse and fine aggregates. Predict the potential outcomes regarding durability and performance.
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Think about how aggregates interact.

4 more questions in this section. Enroll free to practise them all.