I believe that is true. Roundabouts are better up to a certain traffic flow, after that, the DDI improves heavy traffic. I seem to remember the cutover number is around 30-40,000 cars per day -but I may be off.
I believe that is true. Roundabouts are better up to a certain traffic flow, after that, the DDI improves heavy traffic. I seem to remember the cutover number is around 30-40,000 cars per day -but I may be off.
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