highway directional sign

Quick answer：

Highway directional signs are used to guide drivers on highways and expressways by indicating the direction of exits, intersections, and other points of interest. They are typically placed at regular intervals along the road and are designed to be highly visible and easy to read. These signs often feature symbols and arrows to convey the intended message. In many countries, there are specific regulations and standards for the design and placement of these signs to ensure safety and efficiency on the road.