3.10 - Alkali-Aggregate Reaction (AAR)
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What does AAR stand for?
💡 Hint: Think about the relationships between elements in concrete.
Name one preventive measure for AAR.
💡 Hint: Consider what can help reduce alkali content in concrete.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary cause of Alkali-Aggregate Reaction (AAR)?
💡 Hint: Remember what materials contribute to AAR.
True or False: Alkali-Carbonate Reaction (ACR) is the most common form of AAR.
💡 Hint: Think about the terminology we discussed.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Consider a concrete structure that is exhibiting cracks. Propose a method for determining if these cracks are due to AAR. Discuss the steps you would take.
💡 Hint: Think testing materials and assessing environmental conditions.
If you are tasked with designing concrete for a new building in a region known for high alkali levels in its water supply, what steps would you take to mitigate AAR? Provide at least three strategies.
💡 Hint: Remember the preventive measures discussed during class.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.