8.4 - Shrinkage and Cracking
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Practice Questions
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What is shrinkage in concrete?
💡 Hint: Think about how concrete's volume changes over time.
Name one type of shrinkage in concrete.
💡 Hint: Remember the two categories we discussed.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is autogenous shrinkage?
💡 Hint: Think about what happens when water is absorbed in the concrete.
True or False: Adequate curing can help prevent thermal cracking in concrete.
💡 Hint: What happens to a plant without water?
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Challenge Problems
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Design a mix that minimizes both autogenous and drying shrinkage. What would you include?
💡 Hint: Think about how these components interact with moisture and tensile strength.
Describe a scenario where rapid thermal changes might impact concrete quality. How would you address this?
💡 Hint: Focus on temperature management during curing.
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