Practice Segregation And Bleeding (2) - Workability of Fresh Concrete

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9 questions

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6 sample questions

Question 1.
What is segregation in concrete?
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Think about how the components of concrete can separate.
Question 2.
What does bleeding refer to in fresh concrete?
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Consider what happens when water rises in the mix.
3Question 3.
What is the primary effect of segregation in concrete?
- Increases strength
- Creates uniformity
- Reduces strength
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Think about the implications of uneven mixing.
4Question 4.
Bleeding in concrete is associated with:
- True
- False
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Recall the upward movement of excess water.
Question 5.
You are overseeing a concrete pour and notice the concrete is slab-like and not flowing well. What might be the problem, and how would you address it?
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Consider the physical conditions that might make the mix too thick.
Question 6.
After pouring, you discover water pooling on the surface of the concrete. Discuss the potential implications and solutions.
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Focus on how water impacts surface integrity.

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