Practice Unit Summary (3) - Transition Curves

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is super-elevation?
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Think about how roads are designed to support vehicles in a turn.
Question 2.
Name two types of vertical curves.
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Think about the shape these curves take when looking from the side.
3Question 3.
What is the primary purpose of vertical curves in road design?
- To maintain driver comfort and visibility
- To create sharp turns
- To reduce construction costs
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Think about why drivers need to see the road ahead.
4Question 4.
True or False: Super-elevation is only applied to vertical curves.
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What type of curve is primarily affected by speed and direction?
Question 5.
A new highway requires a circular curve with a radius of 750 meters, and the deflection angle is 75°. Calculate the tangent length, length of the curve, and apex distance.
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Make conversions for angle where needed.
Question 6.
Design a vertical curve that connects a downgrade of -3% to an upgrade of +2% while maintaining comfort and visibility. Calculate the length based on safety regulations.
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Consider safety standards for visibility.

5 more questions in this section. Enroll free to practise them all.