Some traffic signs are easy to recognize because they are part of drivers’ everyday experience. However, there are other, less common signs whose meaning can be confusing, especially when they appear on roads or highways where weather conditions change rapidly. Among them is a triangular sign with a red border that shows the image of a car crossed by several horizontal lines.
Although at first glance it may appear to be a warning related to an obstacle in the road, its meaning is different. This pictogram is used to alert drivers to the possibility of encountering reduced visibility conditions, a situation that can arise due to various weather or environmental phenomena.
The sign is linked to international road signage systems and is part of the models contemplated by the Vienna Convention on Road Signs, an agreement that sought to establish common criteria to facilitate the interpretation of signs between different countries.
The triangular design with a red border has a specific function within warning signs: to alert the driver to a potentially dangerous situation ahead. In this
