13.1 - Overview
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Practice Questions
Test your understanding with targeted questions
What is stopping sight distance?
💡 Hint: It involves both lag distance and braking distance.
Why is sight distance important in road design?
💡 Hint: Think about the relationship between visibility and safety.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does SSD stand for in traffic engineering?
💡 Hint: Consider the relationship of stopping to road safety.
True or False: Higher speeds decrease stopping sight distance.
💡 Hint: Higher speeds imply longer stopping times.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a vehicle traveling at 60 km/h and a friction coefficient of 0.35 on a flat road, calculate the stopping sight distance.
💡 Hint: Use the formula correctly and ensure units are consistent.
A driver descends a 5% gradient and needs to calculate the stopping distance at 80 km/h with a friction coefficient of 0.4. Calculate the SSD.
💡 Hint: Consider how gradient affects stopping distance calculations.
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Reference links
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