Practice Rapid Slump Loss (7.7.2) - Fresh Concrete – Properties and Workability Tests (IS Standards)

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8 questions

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3 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 rapid slump loss?
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Think about the change in workability.
Question 2.
Name a cause of rapid slump loss.
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Consider environmental conditions.
3Question 3.
What effect does high ambient temperature have on fresh concrete?
- Increases workability
- Accelerates setting
- No effect
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Consider how heat impacts concrete.
4Question 4.
True or False: Retarders can help manage rapid slump loss.
- True
- False
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Think about the function of retarders.
Question 5.
Calculate how much workability is lost if a concrete mix is transported under high heat for an extended period without retarders.
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Focus on heat and time variables.
Question 6.
Propose a detailed plan for a construction site located in a hot climate to maintain the workability of concrete.
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Think about practical measures considering the environment.

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