40.4.2 - Design speed
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Practice Questions
Test your understanding with targeted questions
What is the typical design speed for urban rotaries?
💡 Hint: Think about urban traffic speeds.
Why should design speed be lower than that of surrounding roads?
💡 Hint: Think about accident risk at various speeds.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the recommended design speed for urban rotaries?
💡 Hint: Consider typical urban traffic speeds.
True or False: The design speed in traffic rotaries is often higher than in surrounding roads.
💡 Hint: Reflect on the purpose of design speed.
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Challenge Problems
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A new urban rotary is planned with a design speed of 35 km/h. Analyze how this speed could influence safety and traffic behavior in high pedestrian areas.
💡 Hint: Consider pedestrian accessibility.
Evaluate a scenario where traffic volume increases significantly in a rotary with a design speed of 25 km/h. What structural changes might be required, and why?
💡 Hint: Think about traffic patterns and flow.
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