2.68 - The centre-line of a new road is to be set out through built-up area...
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Practice Questions
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What is the purpose of the centerline in road design?
💡 Hint: Think about how roads are aligned relative to surrounding features.
What does super-elevation help with?
💡 Hint: Consider how a car feels when turning quickly.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of super-elevation?
💡 Hint: Consider vehicle dynamics on curves.
Transition curves are designed to?
💡 Hint: Think about how abrupt changes affect driving.
1 more question available
Challenge Problems
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Calculate the length of the transition curve needed for a design speed of 85 km/h and a maximum allowable super-elevation of 1.0 m.
💡 Hint: Refer to standard design tables for estimations in urban planning.
A road will have a deflection angle of 60°. Calculate how the required curvature will change the initial design if a building is present at 50 m to the right.
💡 Hint: Consider the spatial relationship constraints and re-calculate accordingly.
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