Practice Segregation (2.1) - Workability of Fresh Concrete

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8 questions

Flashcard drill
2 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
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is segregation in concrete?
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Think about what 'segregate' means in everyday language.
Question 2.
Name one type of segregation.
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Recall the definitions discussed in class.
3Question 3.
What is the main issue caused by segregation?
- Increased strength
- Non-uniform concrete
- Enhanced durability
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Think about the final result of using segregated concrete.
4Question 4.
True or False: Bleeding is a sign of good concrete mix.
- True
- False
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Consider what happens to the integrity of the surface in such scenarios.
Question 5.
A construction manager is facing issues with freshly mixed concrete segregating frequently. Discuss the potential steps they can take to minimize this problem.
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Consider the factors discussed in our sessions.
Question 6.
During a field test, a concrete sample showed significant bleeding. What implications does this have for the project, and how might they correct the mix?
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Think about the long-term impacts on concrete strength and durability.

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