5.1.C.4 - Flaky and Elongated Aggregates
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Practice Questions
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Define flaky aggregates.
💡 Hint: Think about the thickness comparison.
What are elongated aggregates?
💡 Hint: Focus on the length comparison.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What defines flaky aggregates?
💡 Hint: Focus on the thickness measurement.
True or False: Elongated aggregates improve workability in concrete.
💡 Hint: Recall the definition and effects.
1 more question available
Challenge Problems
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In a construction scenario, you are tasked with designing a concrete mix for a structural support beam. Given a sample of aggregates with a high flakiness and elongation index, discuss the potential impact on the beam’s structural integrity.
💡 Hint: Analyze how aggregate properties affect concrete performance.
Evaluate a case where a ready-mix concrete supplier has received complaints about cracks forming in concrete structures. The aggregates used were, upon testing, found to be high in flaky and elongated particles. Propose a method for remedying this issue in future mixes.
💡 Hint: Consider how preventive measures can improve quality.
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