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2 cards from this section. Quick, good the night before a test.
What defines harshness in concrete?
Think about the workability when using certain aggregates.
Name one factor that causes concrete to be harsh.
Consider the size and shape of the materials.
What primarily causes harshness in concrete?
Think about the shape of materials.
True or False: Insufficient fines in a concrete mix can lead to increased harshness.
Consider what the fines do in the mixture.
You are tasked with designing a concrete mix for a decorative walkway. What steps would you take to ensure low harshness during application?
Think about the steps in making a smooth surface.
If a project suffers from frequent harshness issues, how might you validate the composition of materials being used?
Noticing aggregate properties can guide your adjustments.
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