Enrol to start learning
Reading is open to everyone. Enrolling is free, and it is what unlocks the audio lessons, practice tests and progress tracking.
7.1.4. Segregation
This section
Practice test
11 questions on this section. Wrong answers show you what to read again.
Sign up to take itWhole chapter
Revision test
Mixed questions from across the chapter. Your answers get marked.
Sign up to take itQuick
Flashcard drill
3 cards from this lesson. Good the night before a test.
Try these first
- 1.
Define segregation in concrete.
Hint
Think about what happens when different materials mix.
- 2.
What is one cause of segregation?
Hint
Consider how ratios impact mixing.
- 3.
What is segregation in concrete?
- Separation of aggregates from mortar
- Mixture of water and cement
- Addition of admixtures
Hint
Recall the definition of segregation.
- 4.
True or False: Proper mix proportions can help prevent segregation.
- True
- False
Hint
Consider how balance affects mixing.
- 5.
You are called to a site where concrete has segregated. Describe the assessment you conduct to determine the underlying cause.
Hint
Remember the causes of segregation discussed in class.
- 6.
Propose a detailed plan to ensure segregation does not occur during a large-scale concrete pouring event.
Hint
Consider both materials and methodologies.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
1 more question available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting