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3 cards from this section. Quick, good the night before a test.
What is the minimum required compaction for the subgrade layer?
Think about the base layer of a pavement.
Name one type of roller used for asphalt compaction.
Consider the equipment used during pavement construction.
What is the required density percentage for subgrade compaction?
Remember its role as the foundation.
True or False: The Base Course requires less compaction effort than the Subgrade.
Think about the load it supports.
A new highway is being constructed, and the engineer discovers that the subgrade compaction is only at 85% of MDD. What are the potential issues this could cause?
Think about how weight distribution affects stability over time.
Evaluate why temperature must be monitored tightly during asphalt compaction and what might happen if the temperature deviates outside the optimal range.
Consider the physical properties of asphalt and their reaction to heat.
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