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2 cards from this section. Quick, good the night before a test.
What does the Aggregate Impact Value test measure?
Think about how aggregates respond to sudden impacts.
What is the acceptable aggregate impact value for pavement?
Recall the impact value specifics discussed.
What does a high Aggregate Impact Value indicate?
Think about toughness in aggregates.
True or False: The maximum acceptable Aggregate Impact Value for wearing surfaces is 30%.
Recall the specifics of aggregate limits.
A technician finds a batch of aggregates with an impact value of 32%. They are used in a high-traffic area. Evaluate whether they are suitable.
Consider the implications of surrounding conditions.
Discuss the effect on safety and longevity if aggregates with an impact value of 50% are used in a major highway construction.
Think critically about quality control in engineering.
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