Could the Humble Roundabout Really Save Thousands of Lives?

More than thirty five thousand americans are killed each year in traffic crashes, and about uarter of those deaths happen at intersections. What would all those numbers look like if some of our standard intersections with traffic lights were swapped out for roundabouts? To day onfo is radio, we consider this and many other roundabout questions,. The economics of the traffic intersection, a couple of million dollars per intersection. The environmental implications the omission is less, significantly less. We consider a surprising technical complication....