1.3 - Criteria for Chemical Selection
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Practice Questions
Test your understanding with targeted questions
What is the primary purpose of chemical soil modification?
💡 Hint: What is the main improvement brought by chemicals?
List one chemical used in soil stabilization.
💡 Hint: Think about common materials used in construction.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is one of the two primary mechanisms by which chemicals alter soil?
💡 Hint: Think about how chemicals help in binding soil particles.
True or False: A strength gain of at least 100 psi is required for cement stabilization.
💡 Hint: Is the strength increase for cement stabilization higher than for lime?
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Challenge Problems
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A project requires soil stabilization for a new highway. You need to select materials to raise the soil strength by at least 100 psi. What tests would you conduct to ensure the selected chemicals are effective?
💡 Hint: Which tests have we discussed related to soil strength?
Explain how the selection of varied chemical combinations can impact the long-term durability of a stabilized subgrade.
💡 Hint: Consider what factors contribute to long-term soil performance.
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