3.3 - Grading of Aggregates
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Practice Questions
Test your understanding with targeted questions
List the four grading zones for fine aggregates.
💡 Hint: Think about the order from coarsest to finest.
What is the fineness modulus used for?
💡 Hint: It's an empirical value.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which grading zone is the coarsest?
💡 Hint: Recall the classification from coarsest to finest.
True or False: Continuous grading enhances void space in concrete mixtures.
💡 Hint: Think about the packing of aggregate sizes.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Analyze a situation where a contractor chooses gap grading for a concrete project. Discuss both the benefits and drawbacks emphasizing workability and durability.
💡 Hint: Think about the requirements for different concrete applications.
A concrete engineer has a fineness modulus of 2.5 for their aggregate. What adjustments should they make to their water-cement ratio during mix design?
💡 Hint: Consider how aggregate size affects water absorption.
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