While rumble strips may never have woken you from a slumber behind the wheel, they’ve saved countless lives over the years. Late-night drives can be exhausting, especially for truckers who run on tight schedules and deadlines.
But these engineers weren’t satisfied with that telltale rumbling sound. They wanted those grooves to create beautiful music, so they designed different templates to do just that. Check it out in the video below.
Since 2007, engineers in various countries have adopted this awesome technique to make gorgeous highway music all over the world. They only work if drivers are going a certain speed, which gives a bit of incentive when it comes to obeying the speed limit.