5 Questions
What was the first automated system for controlling traffic signals developed by?
Leonard Casciato and Josef Kates
In Australia and New Zealand, what is a 'phase' equivalent to in UK and USA traffic terminology?
Stage
What does a green phase indicate in terms of traffic movement?
Gives all traffic from a particular approach the right of way through the junction
What is a 'signal group' similar to in UK and USA traffic terminology?
Phase
What is the purpose of a filter phase in UK traffic terminology?
Allows non-conflicting traffic to make particular turns through a junction
Test your knowledge on the history and function of traffic control systems, including automated and computerized mechanisms aiming to optimize traffic flow and safety for pedestrians and drivers.
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