1.3 - Radius R
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Practice Questions
Test your understanding with targeted questions
What is the formula for tangent length?
💡 Hint: Think about the relationship between the radius and the deflection angle.
Define deflection angle.
💡 Hint: Consider how tangents are positioned relative to curves.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the tangent length formula?
💡 Hint: Consider how tangents relate to angles and curvature.
True or False: A smaller radius leads to safer curves.
💡 Hint: Reflect on road safety principles.
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Challenge Problems
Push your limits with advanced challenges
Calculate the radius needed for a road curve where the maximum tangent length is 150 m and Δ is 60°.
💡 Hint: Rearrange the formulas to isolate R.
Determine the total chainage if you have five points (20 m apart) from a starting point at 2500 m along a curve.
💡 Hint: Focus on properly calculating distance from starting point.
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