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3 cards from this section. Quick, good the night before a test.
What does hardness signify in road aggregates?
Think about how aggregate materials perform under traffic.
What is the purpose of the Los Angeles Abrasion Test?
It tests how aggregates wear down.
What does hardness in aggregates measure?
Consider what 'hardness' typically indicates in materials.
True or False: The Los Angeles Abrasion Test is the only test used to measure hardness in road aggregates.
Think about other tests mentioned in class.
Evaluate the potential consequences of using aggregates with a hardness below the required standards in a busy urban area.
Consider the budgeting implications and impact on traffic.
Design a testing plan that includes hardness testing alongside other critical quality control measures for a new road project.
Think about which properties work together to ensure road integrity.
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