Practice Batching Accuracy (18.1) - Objectives of Mix Design - Civil Engineering Materials, Testing & Evaluation

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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 batching?
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Think about how you would mix ingredients for a recipe.
Question 2.
Why is weigh-batching preferred over volume batching?
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Consider potential inconsistencies with measuring by volume.
3Question 3.
What is the main advantage of weigh-batching over volume batching?
- Less complexity
- More accuracy
- Lower cost
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Think about the precision of measurements.
4Question 4.
True or False: Volume batching is always more accurate than weigh-batching.
- True
- False
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Consider the reliability of measurements.
Question 5.
If a concrete batch is consistently under-strength, what steps would you investigate to ensure batching accuracy?
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Look at measuring systems and how materials are stored.
Question 6.
Discuss how the implementation of a control chart could change the consistency of concrete batches over time.
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Consider the role of visual tracking of measurements.

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