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4 cards from this section. Quick, good the night before a test.
What is the primary purpose of evaluating soil strength in pavement design?
Think about the load-bearing role of soil.
Name one factor that increases soil strength during construction.
What mechanical process do we use to improve soil density?
What does the CBR test measure?
Think about what you're comparing the soil to.
True or False: Higher compaction always results in increased soil strength.
What happens to soil when it's compacted tightly?
Given a subgrade soil with a CBR of only 2%, propose a four-step improvement plan, explaining why each step is necessary.
Think of ways to enhance soil's load-bearing ability.
Analyze how changing environmental conditions, like heavy rainfall, can alter the strength properties of a clay subgrade being prepared for pavement construction.
Consider the impact of water on clay soil behavior.
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