Practice Modifiers And Additives In Bituminous Binders (10.9) - Bituminous Binders

Practise this section

8 questions

Flashcard drill
3 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 a primary function of modifiers in bituminous binders?
Show hintHide hint
Think about durability and flexibility.
Question 2.
Give one example of a modifier used in bituminous binders.
Show hintHide hint
Consider common materials that improve binder properties.
3Question 3.
What is the role of polymers in bituminous binders?
- A. Increase rigidity
- B. Enhance elasticity
- C. Reduce adhesion
Show hintHide hint
Consider what kind of performance you want in a flexible pavement.
4Question 4.
True or False: Anti-stripping agents decrease the adhesion between bitumen and aggregates.
- True
- False
Show hintHide hint
Think about their purpose.
Question 5.
Design a bituminous binder mix for a region experiencing extreme temperatures. Justify your selection of modifiers.
Show hintHide hint
Consider both hot and cold temperature conditions.
Question 6.
Discuss how the integration of rubber powder might conflict with other additives in a binder mix.
Show hintHide hint
Think about how different modifiers interact.

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