Practice Summary - 42.5 | 21. Traffic Signal Design-II | Transportation Engineering - Vol 2
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42.5 - Summary

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define green splitting.

💡 Hint: Think about how time is divided among lanes based on traffic.

Question 2 Easy

What is amber time?

💡 Hint: Recall the color of the traffic light before red.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is green splitting?

Dividing green time based on traffic volume
Allocating all green time to heavy traffic
Ignoring pedestrian signals

💡 Hint: Think about fairness in traffic allocation.

Question 2

True or False: Effective green time includes amber time.

True
False

💡 Hint: Remember when the light changes.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a traffic signal phasing plan for a new intersection with a mixed traffic flow of vehicles and pedestrians, considering the zoning laws in your area.

💡 Hint: You can use population data or traffic surveys to estimate volumes.

Challenge 2 Hard

Analyze how delays at a heavily trafficked intersection could be mitigated through signal timing changes and pedestrian phase integration.

💡 Hint: Consider peak traffic hours and how they differ from off-peak.

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