Practice Field Considerations And Storage Of Aggregates (5.5) - Aggregates – Properties, Grading, Testing

Practice: Field Considerations and Storage of Aggregates

Lesson 5.5Aggregates – Properties, Grading, Testing

Practise this section

8 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is segregation in the context of aggregate handling?
Show hintHide hint
Think about how aggregates might separate during transport.
Question 2.
Why is it important to store aggregates on hard and clean surfaces?
Show hintHide hint
Consider what impurities can affect concrete.
3Question 3.
What is the main reason for keeping recycled aggregates separate from natural aggregates?
- Avoiding color change
- Preventing variable quality impacts
- Cost reduction on materials
Show hintHide hint
Think about how inconsistencies in material quality might impact concrete.
4Question 4.
True or False: Contamination of aggregates can improve concrete quality.
- True
- False
Show hintHide hint
Consider what unclean materials mixed with aggregate could do.
Question 5.
Consider a construction site where aggregates are kept on a muddy surface without any partitions. Outline the potential implications for concrete quality and suggest a change in practice.
Show hintHide hint
Think about how contamination could specifically affect the strength and durability of concrete mixes.
Question 6.
Imagine a scenario where aggregates are being continuously mixed with wet materials during transport. What are the consequences, and what measures should be implemented to address this?
Show hintHide hint
Reflect on how changes in moisture can skew the water-cement ratio.

4 more questions in this section. Enroll free to practise them all.