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2 cards from this section. Quick, good the night before a test.
Define coarse aggregate in the context of concrete mix design.
Think about the size of the aggregate.
What is a grading limit?
Consider how sizes are classified.
What is the primary focus when selecting aggregate ratios for concrete mix design?
Remember the relationship between aggregates and performance.
True or False: Zone II sand is preferred in concrete mix for its compatibility with other aggregates.
Think about classifying sands.
Design a concrete mix for a pavement considering varying traffic loads. Discuss how you would select the aggregate ratio and what grading limits to consider.
Reflect on how aggregates contribute to load-bearing capacity.
Imagine a scenario where a concrete pavement fails prematurely. Assess how improper aggregate selection could lead to this issue and propose remedial actions.
Think about the physical properties affected by the aggregates.
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