17.3.2 - Design Consideration
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Practice Questions
Test your understanding with targeted questions
What are summit curves?
💡 Hint: Think about how roads transition from an uphill to a downhill section.
Why is sight distance important?
💡 Hint: Consider the time it takes to react to a sudden stop.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of summit curves?
💡 Hint: Think about the road’s purpose for safety.
True or False: Circular summit curves provide varying sight distances.
💡 Hint: Consider how curvature impacts visibility.
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Challenge Problems
Push your limits with advanced challenges
Design a summit curve for a road with an SSD of 150 meters and a deviation angle of 6°. Calculate its length and discuss the impact of gradient changes on your design.
💡 Hint: Refer to the equations and methodologies discussed in class.
Evaluate the trade-offs between using a parabolic curve versus a circular curve in your design plans for a new highway segment, considering rider comfort, construction difficulty, and safety.
💡 Hint: Reflect on the advantages and disadvantages outlined in our discussions.
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