3.9 - Deleterious Materials in Aggregates
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Practice Questions
Test your understanding with targeted questions
What is a deleterious material?
💡 Hint: Think about materials that could weaken concrete.
Name one effect of clay on concrete.
💡 Hint: What does clay do to the concrete?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the maximum permissible limit for clay lumps in aggregates?
💡 Hint: Recall the standard percentages for clay.
True or False: Organic impurities have no effect on the setting time of concrete.
💡 Hint: Think about what slows down concrete's hardening.
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Challenge Problems
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Considering a concrete mix with a high percentage of organic impurities, hypothesize potential repercussions on the structural integrity of a building.
💡 Hint: What happens if the concrete delays curing?
Propose a quality control plan to ensure allowable limits are maintained for deleterious materials in a concrete project, referencing IS standards.
💡 Hint: Consider how testing and monitoring practices could lead to better outcomes.
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