Practice Subgrade Compaction (3.8.1) - Soil Compaction Techniques - Pavement Materials

Practice: Subgrade Compaction

Lesson 3.8.1Soil Compaction Techniques

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9 questions

Flashcard drill
2 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 is the minimum compaction percentage required for subgrade?
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Recall the key values discussed regarding compaction level.
Question 2.
Name one method of achieving subgrade compaction.
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Think about the tools mentioned in relation to soil types.
3Question 3.
What is the minimum compaction percentage for subgrade?
- 85-90%
- 90-95%
- 95-100%
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Think about the standards discussed for subgrade.
4Question 4.
True or False: Poor compaction may lead to increased maintenance costs.
- True
- False
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Consider the long-term effects of inadequate compaction.
Question 5.
A newly constructed pavement shows signs of cracking after the first winter. Investigate potential factors that could lead to this issue, considering subgrade compaction.
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Reflect on the importance of compacting to the right level.
Question 6.
You've been tasked to design a new roadway that requires heavy load capacity. Discuss the subgrade compaction methods you would recommend and justify your choices.
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Consider the characteristics of the soil you are working with.

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