Trivia questions and answers, drawn fresh from the well

• Hard Hard difficulty.
• Traffic Signs And Signals

The Vienna Convention on Road Signs and Signals required ratification by how many states to take effect?

Answer

15

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

In what year were the first U.S. Route signs installed?

Answer

1926

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

On what date did the Vienna Convention on Road Signs and Signals enter into force?

Answer

6 June 1978

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

On a puffin crossing, pedestrian signal lights are mounted on which side of the road?

Answer

Near side

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

In what year was the UK pelican crossing introduced?

Answer

1969

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

William Potts created the first four-way, three-color traffic light in which U.S. city?

Answer

Detroit

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

Lester Wire developed the first electric traffic light in 1912 in which U.S. city?

Answer

Salt Lake City

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

Who invented the 1868 London traffic signal outside the Houses of Parliament?

Answer

John Peake Knight

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• Intermediate Intermediate difficulty.
• Traffic Signs And Signals

The first traffic signals showing red and green lights were installed outside which London building?

Answer

Houses of Parliament

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• Easy Easy difficulty.
• Traffic Signs And Signals

What does the U.S. abbreviation MUTCD stand for?

Answer

Manual on Uniform Traffic Control Devices

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• Easy Easy difficulty.
• Traffic Signs And Signals

What is the common name of the marker used for United States Numbered Highways?

Answer

U.S. Route shield

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• Easy Easy difficulty.
• Traffic Signs And Signals

Under the Vienna Convention, which color is placed at the top of a vertical traffic signal?

Answer

Red

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