Practice Workability (1.2) - Acceptability Criteria in Concrete Mix Design

Practice: Workability

Lesson 1.2Acceptability Criteria in Concrete Mix Design

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9 questions

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6 sample questions

Question 1.
Define workability in your own words.
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Think about the practical aspects of working with concrete.
Question 2.
What is the primary method used to test workability?
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Recall the common practical test for assessing concrete consistency.
3Question 3.
What is the definition of workability?
- Ease of mixing concrete
- Ease of transporting concrete
- Ease of placing and compacting concrete
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Consider the processes involved all together.
4Question 4.
True or False: The slump test measures the viscosity of concrete.
- True
- False
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Think about what the test is actually assessing.
Question 5.
Given a concrete mix designed for a construction method with low workability, what adjustments would you make and why?
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Evaluate the balance in the mix to achieve the necessary consistency.
Question 6.
Design an experimental setup to evaluate the effect of aggregate size on workability. Describe what you would measure.
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Think about the properties of aggregates and their real-life implications.

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