Practice Durability (7.2.4) - Properties and Testing of Aggregates

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8 questions

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6 sample questions

Question 1.
What does durability in aggregates mean?
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Think about the lifespan of materials in construction.
Question 2.
What is one common test for aggregate durability?
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Consider tests that simulate environmental conditions.
3Question 3.
What is the primary focus of this section?
- Aggregate shape
- Aggregate durability
- Aggregate cleanliness
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Recall the primary topic covered.
4Question 4.
True or False: Impurities can enhance aggregate durability.
- True
- False
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Consider what impurities do.
Question 5.
An aggregate sample shows a 10% weight loss in the soundness test using sodium sulfate. Discuss whether you would consider using this aggregate in construction.
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Recall the acceptable limits for tests.
Question 6.
Explain how you would assess the impact of clay contamination in aggregates on their durability.
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Think about the negative effects impurities can have on materials.

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