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2. Botts' dots - Wikipedia

   en.wikipedia.org/wiki/Botts'_dots

   Today, there are more than 25 million Botts' dots in use in California, [6] though they have started falling out of favor. In 2017, Caltrans announced that it would stop using Botts' dots as the sole indicator of lane division, due to cost and worker safety, and in order to make roadways more compatible with self-driving cars.

3. Speed bump - Wikipedia

   en.wikipedia.org/wiki/Speed_bump

   Speed bump made of asphalt Speed bump made of rubber. A speed bump is also known as a sleeping policeman in British English, Maltese English and Caribbean English, a judder bar in New Zealand English, and a lying-down policeman in Colombia, Dominican Republic, Hungary, Croatia, Serbia, Estonia, Lithuania, Slovenia, Bulgaria and Russia. A speed ...

4. Raised pavement marker - Wikipedia

   en.wikipedia.org/wiki/Raised_pavement_marker

   The surface of this type of vibrating coating line is distributed and scattered with raised bumps. Some bumps are coated with high-refractive-index glass beads.When a speeding vehicle runs over the raised road lines, it produces a strong warning vibration to remind the car driver of deviation from the lane. [1]

5. Speed bumps don't work: New approaches challenge long-held ...

   www.aol.com/speed-bumps-dont-approaches...

   For decades, speed bumps have been a go-to solution for calming traffic and improving pedestrian safety. However, recent research and growing community concerns are challenging this long-held ...

6. Road surface marking - Wikipedia

   en.wikipedia.org/wiki/Road_surface_marking

   Inlay: The tape physically becomes part of the asphalt. Using the heat generated in the paving process, road workers lay special tape on the asphalt in the hardening process, and rollers compress the two together. The life of the preformed polymer tapes can vary based on the applications. If applied correctly, they can last between 4 and 8 ...

7. Pavement milling - Wikipedia

   en.wikipedia.org/wiki/Pavement_milling

   Asphalt road being milled in preparation for repaving. Pavement milling (cold planing, asphalt milling, or profiling) is the process of removing at least part of the surface of a paved area such as a road, bridge, or parking lot. Milling removes anywhere from just enough thickness to level and smooth the surface to a full depth removal.