11.4.4 - Special consideration for hilly areas
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Practice Questions
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What is slope stability?
💡 Hint: Think about the risks associated with landslides.
Why is drainage important in hilly areas?
💡 Hint: Consider what happens when water accumulates.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of slope stability in highway design?
💡 Hint: Recall the risks involved with unstable slopes.
True or False: Drainage facilities are less important in hilly areas than in flat areas.
💡 Hint: Think about water management in different terrains.
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Challenge Problems
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Given a hillside with a steep slope, outline the steps you would recommend to design a road that ensures slope stability and effective drainage.
💡 Hint: Consider both natural and structural elements in your design.
Evaluate a proposed highway alignment in a mountainous region with frequent landslides. What considerations should be made to enhance the design?
💡 Hint: Think about the environmental factors affecting road stability.
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