Stopping on a dime sounds reasonable for race cars, but for big rigs? Not in this world, unless you’re talking about Volvo’s ultra high-tech emergency braking system. Called the CW-EB (Collision Warning with Emergency Brake), this system “uses both radar sensors and a forward-facing camera to mind the roadway ahead of the driver. If something – slow or stopped traffic, for instance – is detected ahead of the vehicle, a warning in the head-up display illuminates. Continue reading for a video and more information.

If the truck continues forward, that display flashes and chirps at the driver. If the truck still continues forward, it applies partial brake pressure to slow the vehicle. If the driver still refrains from intervening, the truck can then apply full brake pressure to bring the truck to a complete halt. Volvo says it can avoid colliding with moving traffic at speeds up to 44 mph.

[Source]