7.1 - Properties of Fresh Concrete
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Practice Questions
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What is workability in concrete?
💡 Hint: Think about how the concrete behaves when you try to mix or pour it.
Define segregation.
💡 Hint: What happens when the heavy parts of a mix separate?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What property of fresh concrete allows it to be easily mixed, transported, and placed?
💡 Hint: Think of how easily you can pour concrete.
Segregation occurs when:
💡 Hint: Consider what happens when parts of a mixture stratify.
2 more questions available
Challenge Problems
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You are preparing a concrete mix for a project in a high-temperature environment. Describe how you would adjust your mix to ensure proper workability and prevent rapid slump loss.
💡 Hint: Consider how heat affects water behavior in your mix.
A construction site reports issues with segregation in their concrete mix during pumping. Identify potential causes and suggest solutions.
💡 Hint: Think about what physical principles might reduce the effectiveness of a concrete mix.
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