A Warning signs

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A Warning signs

A warning sign is used to indicate a point or road section on the road that is dangerous for traffic.

Pictures of warning signs

You can see the explanations of the road signs when you click on the picture of the road sign. Explanations can also be found in the Road Traffic Act. You can familiarize yourself with the new road traffic law on Finlex's website.

Sizes of standard traffic signs

- triangles and hexagons 900 mm and 600 mm

- round 640 mm and 400 mm

- squares 600 x 600 mm and 400 x 400 mm

Reflectance classes of road sign film types

- R1, R2 and R3, the higher the number, the higher the reflectivity

Authorization processing

Generally, installing a sign requires a permit. The permit document specifies e.g. size, color and reflective film of the sign.