18.2.1 - Expansion Joints
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Practice Questions
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What is the primary function of expansion joints?
💡 Hint: Think about why concrete might crack.
True or False: Expansion joints are necessary only in high-temperature areas.
💡 Hint: Consider climate variations.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of expansion joints in concrete pavements?
💡 Hint: Think about the impact of heat on materials.
True or False: Expansion joints are optional for pavements.
💡 Hint: Consider the role they play in temperature management.
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Challenge Problems
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Calculate the necessary spacing for expansion joints in a concrete pavement designed for temperature changes of 30°C in an area where the pavement size is 100m long and 20m wide. Assume a typical expansion joint design factor.
💡 Hint: Use the temperature change rate to estimate the spacing.
Propose a detailed maintenance plan for a series of expansion joints in a new concrete bridge. Include inspection frequency and potential repair strategies.
💡 Hint: Consider environmental impacts on joints through seasons.
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