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7. Compaction of Concrete
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2 cards from this lesson. Good the night before a test.
Try these first
- 1.
What is the primary purpose of compaction in concrete?
Hint
Think about what air might do to concrete strength.
- 2.
Name one method of compaction.
Hint
Consider methods for small vs. large pours.
- 3.
What is the main benefit of concrete compaction?
- Increased workability
- Reduced air voids
- Improved finishing
Hint
Think about what might weaken concrete.
- 4.
True or False: Over-vibration can lead to better concrete strength.
- True
- False
Hint
Remember how vibrations affect the mix.
- 5.
What factors need to be assessed when choosing between hand compaction and mechanical vibration for a large construction site?
Hint
Think about efficiency and effectiveness.
- 6.
If a contractor notices segregation occurring during the compaction process, what steps should they take to rectify this issue?
Hint
Consider what adjustments can improve cohesion.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
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Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting