12.5 - Fracture and Cracking Behavior
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 causes thermal cracking in bituminous mixes?
💡 Hint: Think about temperature effects on materials.
Define fracture energy (Gf).
💡 Hint: What quantifies a material's resistance to cracking?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is thermal cracking?
💡 Hint: Think about how cold weather affects pavement.
Low-temperature fracture toughness is important because it measures:
💡 Hint: Consider why toughness would matter during colder temperatures.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a simulation to visualize how thermal cracking occurs in different temperature environments. What parameters would you modify to observe changes?
💡 Hint: Think about the climate variations and how they impact roads.
Evaluate a case study of a pavement that experienced significant thermal cracking. What test methods would you recommend to measure its low-temperature fracture toughness?
💡 Hint: Recall the tests discussed earlier in regards to cold environments.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.