There is a section of road ahead that has a bump in the roadway.
Ahead is a section of road with three lanes for traffic in that direction.
Mechanical vehicle is equipped with tires with spikes.✓Bonne réponse
Explication
The white triangle with a red border and black Cyrillic letter Ш is the vehicle identification mark for studded tyres. It is attached to the vehicle and does not warn about a bump or describe the number of traffic lanes ahead.
