A modern roundabout is a circular,
unsignalized intersection where
entering traffic yields to motorists
circulating counterclockwise around a
central island.
Modern roundabouts are superior to
old-style traffic circles and to
conventional intersections at many
locations. They are designed to
maximize traffic flow and safety in
several ways.
Most frequently asked questions about
roundabouts.
When designed correctly roundabouts can
significantly reduce the amount of
pollutants released into the atmosphere
from idling vehicles when compared to
signalized intersections.
Current videos and animations that
provide helpful tips for navigating
roundabouts
There are many myths and misperceptions
citizens hear and learn about
roundabouts while talking with friends,
neighbors and community leaders, or
researching the subject matter on the
internet.
A modern roundabout is a circular,
unsignalized intersection where
entering traffic yields to motorists
circulating around a central island.
Traffic circles have been built in
North America since 1905. The first was
the Columbus Circle in New York City,
designed by William Phelps Eno. Since
then, many traffic circles have been
built in Canada and the United States.
Roundabouts are being designed and
built at intersections all over the
United States. This section includes
links to websites, books, publications,
guidelines, and articles related to
roundabouts.
A
Guide to Roundabouts