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Traffic Signs

For what reason do the following road signs have a different shape than other signs?

Question illustration
  1. To make them more recognisable to drivers, and so that they can also be seen and interpreted correctly even under poor visibility conditions.· Correct answer
  2. To enable pedestrians to notice road signs that are posted opposite their direction of walking.
  3. Because these two road signs are less important than other signs.
  4. Because these two road signs are more important than other signs.

Explanation

The Stop sign (302) and the Give Way sign (301) differ in shape from all other signs so that they can be identified even in poor visibility conditions, such as fog or rain, or when partially obscured.

How to approach it

Unique shape = recognizable even in poor visibility.

poor visibilitydistinguishspecial shape

Common mistake

Thinking the shape is just for design.

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