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2 cards from this section. Quick, good the night before a test.
What is a simple circular curve?
Think about how a simple bend in the road would look.
Define the term 'tangent length'.
Consider where the curve begins and ends.
What is the angle between the two tangents at the intersection point called?
Recall the angle terminology for curves.
True or False: The apex of a curve is the highest point of the curve.
Think about where you would find the apex.
A road has a simple circular curve with a radius of 60m and a deflection angle of 45 degrees. Calculate the length of the curve.
Use the conversion factor of π/180.
Design a section of a roadway that requires a simple circular curve with specific design parameters—describe the required components.
Sketching might help visualize the curve layout.
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