CLEVELAND, Ohio - This might make your head spin, but did you realize this is National Roundabouts Week?

Yes, roundabouts , as in those new traffic circles that have been popping up by the dozens across Northeast Ohio and the rest of the state in recent years.

Cleveland.com recently dug into the issue , and explained the traffic science behind them - over standard four-way intersections - and the safety provided based on national and international studies.

Now with this being Roundabouts Week, the Ohio Department of Transportation is rolling out some more specifics.

ODOT analyzed crash data from 76 intersections that had been converted to roundabouts and found that single-lane roundabouts decreased injury crashes by 69% while multi-lane roundabouts resulted in a 25% decline.

Specif

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