They're called runaway truck ramps, and they're designed to prevent extremely severe accidents in the event of brake failure. But who exactly are these ramps designed to protect, and how do they work?

Travelers familiar with Monteagle Mountain on I-24 often describe the route as "treacherous" due to its steep slopes and winding roads. Emergency runaway ramps posted there are frequently used by ...

Dirt is flying! Narrator: If you've driven any one of the many highways crisscrossing the world, chances are you've seen one of these: a truck escape ramp. Some escape ramps slope upwards.

With a new, second, runaway truck ramp in the planning stages, the Colorado Department of Transportation is seeking input from truckers on whether the ramp should be on the right or left-hand side ...