7.7 - Field Problems and Troubleshooting in Fresh Concrete
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 segregation mean in concrete?
💡 Hint: Think about what happens when you see different colors or sizes in a concrete mix.
What is bleeding in fresh concrete?
💡 Hint: Consider what happens when a drink sweats on a hot day.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary cause of segregation during concrete pumping?
💡 Hint: Think of how stirring too much can cause things to separate.
True or False: High ambient temperatures can accelerate the loss of slump in concrete.
💡 Hint: Consider how heat affects other materials.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A construction site reports frequent segregation during pumping despite using standard practices. Propose a multi-faceted approach to identify the cause and improve the situation.
💡 Hint: Consider every step of the process from mixing to application.
Your team is tasked with preparing a concrete mix for a bridge in a hot climate. What steps will you take to ensure the concrete maintains workability during transport?
💡 Hint: Reflect on how temperature affects other materials.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.