In this article, various factors affecting the movement of cars in the mountainous areas located in the territory of our Republic, including the complex topography of mountainous regions and the amount of seasonal precipitation, are shown. Introducing the use of VMS (variable message signs) in order to optimize the movement of vehicles and prevent possible accidents, the world experience in their use and their advantages are highlighted.

longitudinal slopes with a small radius, intelligent traffic, VMS (Variable message road signs), Electronic VMS, neon signs

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