Practice Consistency And Cohesiveness (1.4) - Acceptability Criteria in Concrete Mix Design

Practice: Consistency and Cohesiveness

Lesson 1.4Acceptability Criteria in Concrete Mix Design

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9 questions

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4 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
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does consistency refer to in concrete mix design?
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Think about how easily the concrete flows.
Question 2.
What is the purpose of the slump test?
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Consider what needs to be evaluated before pouring.
3Question 3.
What is the main purpose of assessing consistency in concrete?
- To ensure better aesthetics
- To ensure workability
- To reduce costs
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Consider what makes concrete easier to work with.
4Question 4.
True or False: Cohesiveness in concrete helps reduce the risk of segregation.
- True
- False
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Think about the bond between concrete components.
Question 5.
You are on-site performing a slump test and notice your concrete slump is too high. Discuss the potential causes and their implications.
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Reflect on ratios and properties of materials in your mix.
Question 6.
You have a batch that shows signs of bleeding. What remedial measures would you implement to enhance cohesiveness?
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Consider both additives and mixture adjustments.

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