4.1 - Considerations During Placing
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Practice Questions
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What is segregation in concrete placing?
💡 Hint: Think about what happens when concrete components don't mix well.
Why should concrete not be poured from a height greater than 1.5 meters?
💡 Hint: Consider how gravity affects the mix.
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Interactive Quizzes
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What is one of the main considerations during the placing of concrete?
💡 Hint: Think about how different mixtures interact.
True or False: Cold joints are beneficial in concrete construction.
💡 Hint: Consider what 'cold' implies about the joint strength.
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Challenge Problems
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You have to pour concrete for a multi-layered foundation. What strategies will you adopt to ensure segregation does not occur?
💡 Hint: Consider the characteristics of your concrete mix.
During a project, you realize your team is allowing too much time between layers. What steps can you take to address this?
💡 Hint: Think about the bond strength between layers.
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