Practice - Placement and Compaction
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Practice Questions
Test your understanding with targeted questions
What is slump loss?
💡 Hint: Think about changes in consistency over time.
Why are agitator trucks used in transporting HPC?
💡 Hint: Consider how they work to keep the mix consistent.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Why is it critical to transport High Performance Concrete quickly after mixing?
💡 Hint: Consider how timing influences the final characteristics of concrete.
True or False: Self-Compacting HPC requires mechanical vibration during placement.
💡 Hint: Think about what makes SCC unique compared to conventional mixes.
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Challenge Problems
Push your limits with advanced challenges
You are in charge of a construction site where HPC has been delayed. After mixing, it has been over an hour since the concrete was initially set to be placed. What steps would you take to still ensure the quality of the concrete?
💡 Hint: Think about what happens to concrete as it sits.
Design a curing method plan for a project scheduled in a hot weather environment. Include specific techniques and reasoning for choice.
💡 Hint: Visualize how temperature affects curing and bond strength.
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Reference links
Supplementary resources to enhance your learning experience.