The new roundabout is installed and the roads are opened at the intersection of Missouri Highways 43 and 96 just north of Webb City, Missouri.
The roads opened at about 10 this morning at the intersection many nearby residents called dangerous.
Officials say the main rule to remember when entering the roundabout is to always yield to cars already inside it.
The cost of the roundabout cost $800,000.
The one main rule to keep in mind when entering the round-about is to always yield to cars already inside it.