12.2 - Pavement surface characteristics
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Practice Questions
Test your understanding with targeted questions
What is the main purpose of friction in pavement design?
💡 Hint: Think about vehicle movement and control.
What does an unevenness index below 1500 mm/km signify?
💡 Hint: Is lower better or worse when measuring unevenness?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is one major factor affecting pavement friction?
💡 Hint: Think about the surface on which vehicles drive.
True or False: Uneven pavement can increase vehicle wear.
💡 Hint: Consider how rough surfaces affect movement.
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Challenge Problems
Push your limits with advanced challenges
Given a road with a friction coefficient of 0.35, calculate the safe speed limit for a vehicle with a maximum deceleration of 4 m/s². Discuss the implications of increasing load on this friction value.
💡 Hint: Consider the physics of force and friction in relation to speed.
Analyze how uneven roads can affect fuel efficiency in vehicles over time. Discuss potential long-term effects on maintenance and safety.
💡 Hint: Think about how energy efficiency relates to surface conditions.
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