If the systems don't filter out false lane markers there will be too many nuisance alerts, prompting drivers to turn the system off.

The team builds autonomous vehicles that traverse obstacle courses consisting of lane markers and obstacles.

Drivers throughout Iran tend to ignore traffic lights, traffic signs, and lane markers.

She had not lost a 3,000-meter race in three years when she hit a lane marker early in the Olympic race and fell.

In urban areas, lane markers are often faded, with unworking streetlights and traffic lights.

In 2004, the town was forced to put in stoplights and lane markers.

Shirley swerves too early in her first two runs, and hits the last lane marker.

One can already stand on the banks of the handsome manufactured lake and see the lane markers, in place for test races in two months.

This arrangement was introduced in the 1990s, replacing a slow operation where lane markers were manually moved to mark the centre median.

Crossing the streets, which are free of lane markers and stop signs, proved a more interesting adventure.