2.1 - Considerations
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Practice Questions
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What is segregation in fresh concrete?
💡 Hint: Think about what happens when concrete isn't mixed properly.
Why must we avoid premature setting of concrete?
💡 Hint: Consider what happens when concrete hardens too quickly.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What can cause segregation in fresh concrete?
💡 Hint: Think about the role of mixing in maintaining concrete quality.
True or False: Concrete must be transported slowly to prevent segregation.
💡 Hint: Consider how speed relates to the quality of the concrete.
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Challenge Problems
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You are responsible for transporting concrete to a high-rise construction site during the summer. Outline a strategy considering both the method of transportation and how to mitigate the effects of heat on workability.
💡 Hint: Think about both equipment and timing.
During a project, workers notice segregation occurring in the fresh concrete. What might have caused this, and what corrective actions can you take?
💡 Hint: Consider how handling impacts concrete quality.
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