> > >In the northeastern United States, we have corregated strips along the >edges of the highways, to wake you up if you fall asleep and your car >starts drifting onto the 'shoulder' of the road. Is that what you're >talking about, or Out West do they have corrugations across the entire >roadway? > We have had the noisy "lines" on the shoulder for years now, but recently Queensland has been experimenting with what they call rumble strips which run right across the road for the purpose of breaking the monotony and keeping drivers awake. A set of 3 or 4 strips every 4 or 5 km.
Cheers Russell C.
