Forget about counting car lengths or the
two-second rule – drivers traveling through Pennsylvania can now count the
The state is in the midst
of a pilot program to paint dots –
actually, ovals roughly 7 ½ feet by 2 ½ feet – on roads to help drivers keep
safe distance between themselves and the car in front of them, The Associated
Press reports. Signs warn drivers to keep two dots between them and the vehicle
in front of them.
The dots are roughly 115 feet
apart, the news service reported. The idea, which came from a similar road
program in Europe, has already reduced accidents on some highways.