Practice Shrinkage Of Concrete (2) - Creep of Concrete

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9 questions

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6 sample questions

Question 1.
What is shrinkage in concrete?
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Think about the effects of moisture on structures.
Question 2.
Name one type of shrinkage.
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Consider the stages of concrete from wet to hardened.
3Question 3.
What primarily causes plastic shrinkage?
- Water absorption
- Rapid evaporation
- Concrete curing
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Think about the conditions right after pouring concrete.
4Question 4.
Is it true that autogenous shrinkage only occurs in high-strength concrete?
- True
- False
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Consider the characteristics of different types of concrete.
Question 5.
A construction firm uses a high water-cement ratio in a concrete mix for a large slab. Discuss the potential long-term effects on shrinkage and cracking.
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Consider the behavior of water in concrete.
Question 6.
During a project, a crew failed to properly cure a concrete slab in hot weather, observing several cracks develop. Analyze the reasons behind these cracks in relation to plastic shrinkage.
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Think about the impact of environmental conditions on freshly placed concrete.

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