Practice Sustainable Practices (10.2) - Batching of Concrete

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the benefit of using supplementary cementitious materials?
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Think about how they help the environment.
Question 2.
Name one type of recycled aggregate.
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Consider where we get these materials from.
3Question 3.
What is one benefit of using recycled aggregates?
- Increases natural resource consumption
- Reduces waste
- Lowers concrete durability
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Think about the environmental benefits.
4Question 4.
True or False: Using low-carbon cements does not affect concrete strength.
- True
- False
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Consider how alternatives can be beneficial.
Question 5.
Propose a concrete mix design incorporating SCMs and recycled aggregates to meet a specific strength requirement.
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Consider how each component contributes to strength.
Question 6.
Critically assess the potential risks associated with using recycled aggregates in high-strength concrete applications.
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What aspects of reliability need to be assessed?

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