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Select an Unconventional Intersection
Type:
At-Grade & Signalized
At-Grade & Unsignalized
Grade-Separated & Signalized
Grade-Separated & Unsignalized
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Modern Roundabout
Locations Found
Modern multi-lane roundabouts have constructed
in Nevada, Florida, Colorado and Maryland. Older
multi-lane traffic circles date back to the 1900s
in major US cities but many have been replaced with
modern or other designs.
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