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5 cards from this section. Quick, good the night before a test.
What does higher aromatic content do to bitumen?
Think about properties that help materials withstand the test of time.
Why are air voids in a mix significant?
Consider what happens when air enters a material.
What is the effect of higher aromatic content on aging resistance?
Consider how different compounds might interact with aging factors.
True or False: Excessive air voids in a mix can lead to faster material degradation.
Think about how air and water can affect materials.
Given a scenario where pavements are in an area with extreme weather changes, outline the steps an engineer should take in selecting appropriate materials.
Consider what materials resist temperature changes effectively.
Explain how you would design a bituminous mixture for high-traffic areas prone to moisture ingress.
Think about the properties that help withstand the stresses of heavy traffic and moisture.
5 more questions in this section. Enroll free to practise them all.
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