3.2 - Advantages of Pre-stressing
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Practice Questions
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What is pre-stressing?
💡 Hint: Think about how we make concrete stronger!
Name the two methods of pre-stressing.
💡 Hint: One happens before casting, the other after.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What advantage does pre-stressing offer to concrete piles?
💡 Hint: Remember how we discussed internal stresses!
True or False: Pre-tensioning is done after the concrete has cured.
💡 Hint: Think about the order of processes!
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Challenge Problems
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Given a project requiring piles greater than 30 meters, which type of pre-stressing method would you recommend? Justify your choice based on project conditions.
💡 Hint: Consider the flexibility needed in construction.
Calculate the additional reinforcement needed for a pre-stressed pile if it weighs 2 tons and was identified to require double reinforcement due to environmental factors.
💡 Hint: Reflect on what 'double' means in terms of reinforcement.
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