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2 cards from this section. Quick, good the night before a test.
Define Polymer Modified Bitumen.
Think of what materials are added to bitumen.
What are two advantages of using PMB?
Consider what PMB does differently than regular bitumen.
What is the primary benefit of Polymer Modified Bitumen?
Focus on what PMB aims to achieve.
PMB is primarily used in regions with what conditions?
Think about the characteristics of the regions.
Design a hypothetical pavement project in a severe climate. Explain why PMB would be the best choice and how you would justify its use over conventional bitumen.
Consider the challenges posed by extreme climates.
Analyze the long-term economic impact of using PMB in road construction compared to traditional methods. What are the benefits?
Think about the lifecycle of the materials.
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