Practice Surface Texture (3.7.1) - Aggregates for Concrete

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8 questions

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6 sample questions

Question 1.
What are smooth aggregates?
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Think about aggregates you see in nature that are usually round.
Question 2.
Provide an example of a rough aggregate.
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Consider aggregates created through crushing.
3Question 3.
Smooth aggregates lead to:
- A higher strength
- A lower bond with cement
- Better workability
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Recall how these aggregates feel.
4Question 4.
True or False: Rough aggregates typically provide lower concrete strength.
- True
- False
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Think about how their texture affects bonding.
Question 5.
Consider a scenario where you are tasked with designing concrete for a decorative sidewalk. Would you choose rough or smooth aggregates, and why?
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Focus on decoration versus structural strength.
Question 6.
A construction project requires concrete that must withstand heavy loads. Discuss how you would approach the aggregate selection, factoring surface texture.
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Think about what properties are critical under heavy loads.

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