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FHWA Home / Safety / Intersection / Intersection Safety Roundabouts

Intersection Safety Roundabouts

Figure 1: Design Features of a Mini-Roundabout

Diagram of a mini-roundabout, the design of which features a central island sized to provide deflection for passenger cars and that allows trucks to pass over it, an entrance line and splitter island defined by inscribed circle diameter or by swept path of large vehicles, a splitter island that is mountable or painted yellow, and a marked boundary of hte inscribed circle.

Return to Figure 1.

Page last modified on December 1, 2015.
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Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000