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3 cards from this section. Quick, good the night before a test.
What is bitumen used for in construction?
Think about materials used in flexible pavements.
Name one of the chemical components of bitumen.
There are four main components to remember.
What is the primary source of bitumen?
Consider what raw material is processed in refineries.
True or False: Higher penetration values indicate harder bitumen.
Think about what the test measures regarding firmness.
Consider a scenario where bitumen used in a roadway shows excessive cracking after one winter. Analyze how properties like ductility and temperature susceptibility could have contributed to this issue.
Think about temperature changes during winter and what happens to materials.
Design an experimental approach to test the viscosity of modified bitumen and discuss the importance of this parameter in field applications.
Focus on how testing relates to real-world scenarios for application.
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