Practice Segregation During Pumping (7.7.1) - Fresh Concrete – Properties and Workability Tests (IS Standards)

Practice: Segregation during Pumping

Lesson 7.7.1Fresh Concrete – Properties and Workability Tests (IS Standards)

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9 questions

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6 sample questions

Question 1.
What does segregation in concrete refer to?
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Think about the mixing process.
Question 2.
Name one cause of segregation during pumping.
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Consider what happens when too much vibration is applied.
3Question 3.
What is a primary cause of segregation in concrete?
- A. High temperature
- B. Over-vibration
- C. Low humidity
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Think about the physical effects of shaking or vibrating liquids.
4Question 4.
True or False: Using more water always prevents segregation.
- True
- False
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Consider how the components interact with each other.
Question 5.
You are overseeing a project where concrete is routinely segregating during pumping. Propose a multi-faceted solution that addresses both mix design and pumping techniques.
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Think about the balance between fluidity and aggregate stability.
Question 6.
Create a checklist for assessing the risk of segregation before pouring concrete.
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Consider all elements that can influence the mix before placement.

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