To even further take some of the cognitive load off the driver, Garmin is developing additional features that automatically draw conclusions from accessible information.

ENGADGET: Garmin K2 in-dash infotainment system brings a hint of glass cockpit to the road

In Washington state this past week, a bridge collapsed when a truck driver's load bumped against the steel framework.

WSJ: Mo. highway buckles after rail cars hit overpass

In Texas, where Amarillo saw 19 inches of snow Monday, fierce winds whipped snow into whiteout conditions that left truck driver and CNN iReporter Phillip Prince -- carrying a load of frozen pizzas -- stranded on Interstate 40 near Groom for nine hours.

CNN: STORY HIGHLIGHTS

After disposing of its load at the burial ground and making its way through several small villages, the driver had to stop to ask the way.

BBC: Young protester