Practice Maximum Size Of Aggregates (3.7.3) - Aggregates for Concrete

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8 questions

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6 sample questions

Question 1.
What is the maximum size of aggregates recommended for thin sections?
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Think about concrete sections that are thinner, like slabs.
Question 2.
How does a larger aggregate size benefit concrete mixtures?
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Consider what the size might do with surface area.
3Question 3.
What is the maximum size of aggregates for thin sections of concrete?
- 10 mm
- 20 mm
- 30 mm
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Think about the thickness of concrete you're working with.
4Question 4.
True or False: Larger aggregates always lead to stronger concrete.
- True
- False
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Consider the balance between size and bonding.
Question 5.
Design a concrete mix for a load-bearing column where the minimum member thickness is 150 mm. What is the maximum allowable aggregate size?
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Use the 1/4 rule to determine how big the aggregates can be.
Question 6.
You need to create a concrete mix for a floor slab that is 80 mm thick. Discuss the trade-offs of using larger versus smaller aggregates in this application.
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Think about how thickness impacts the requirements.

4 more questions in this section. Enroll free to practise them all.