17.2.1 - Effect of Gradient
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Practice Questions
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What is gradient in road design?
💡 Hint: Think about how roads can slope upwards or downwards.
Why are steep gradients avoided in road design?
💡 Hint: Consider the performance of heavy trucks on hills.
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Interactive Quizzes
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What is a gradient?
💡 Hint: Think about how steep a hill might be.
True or False: Steeper gradients can lead to increased operational costs for heavy vehicles.
💡 Hint: Consider what happens to trucks on steep inclines.
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Challenge Problems
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A road has a gradient of 8%. Calculate how much the gradient affects traffic flow when heavy vehicles are present. Discuss the challenges faced by heavy vehicles ascending the gradient.
💡 Hint: Think about how a truck would perform while going uphill.
Design a road with a gradient where heavy vehicles commonly travel. Include recommendations for mitigating the risks of decreasing speed due to the gradient.
💡 Hint: Consider how to make it easier for trucks to navigate safely.
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