14.1 - A transition curve of the cubic parabola type
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Practice Questions
Test your understanding with targeted questions
What is the formula for calculating tangent length?
💡 Hint: Recall the relationship between radius and deflection angle.
Define what a transition curve is.
💡 Hint: Think about road design.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a transition curve used for?
💡 Hint: Reflect on the design principles.
True or False: The radius (R) of a cubic parabola can affect the tangent length.
💡 Hint: Think of the relationships between the parameters.
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Challenge Problems
Push your limits with advanced challenges
Given a transition curve with a radius of 400 m and a desired offset of 3 m, calculate the necessary tangent length.
💡 Hint: Apply the formula T = sqrt(R^2 - Offset^2).
Calculate the deflection angle required if you are setting a curve with a radius of 250 m and a chord length of 60 m.
💡 Hint: Break down the parts of the circular definitions.
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