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3 cards from this section. Quick, good the night before a test.
What does the term 'strength' refer to in road aggregates?
Think about what aggregates need to endure.
What is one test used to determine aggregate strength?
It has 'value' in its name.
What is the maximum acceptable Aggregate Crushing Value for wearing surfaces?
Remember the specific limits set for various pavement types.
True or False: Higher ACV values are more desirable for all pavement types.
Consider the context of how aggregates behave under traffic.
Consider a new type of aggregate with an ACV of 45%. Discuss the implications of using this material for a city road with heavy traffic.
Think about how materials should withstand force over time.
Propose a way to improve the adhesion of aggregates with bitumen if the Static Immersion Test shows poor results.
Consider what additives might enhance bonding.
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