Power BI Reports
Browse and zoom around the map to see what is currently in the database.
Double click to contribute a new site for review by our quality control team.
in the lower right corner for more help as needed.
Previous Control Type
Other Control Type
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Export to KML
Locate roundabouts by browsing or searching the map. Click or tap the icons for a summary.
Center the map to your location by clicking
icon in the upper right of the map.
Hide or show different layers by clicking the layer selection in the bottom left of the map. The numbers are points within the current map bounds.
View roundabout details by clicking the list on the right, or the Show Details... link in the summary popup.
Contribute new roundabouts by
on the map in the location where you want to add a roundabout.
Search and browse the full database by going to the
link in the menubar.
You can save custom map viewports by positioning the map to where you want it and typing the word 'save'.
You can use the following URL to get to the current bounds of the map.
Number of Approaches
Number of Driveways
Previous Control Types
Other Control Types
Active Pedestrian Warning (flashing yellow)
Rectangular Rapid Flashing Beacon (RRFB)
Pedestrian Hybrid Beacon (PHB, HAWK)
Pedestrian Signal (red-yellow-green to drivers)
At-grade Rail Crossing Signal/Beacon
At-grade Rail Crossing Signals/Gates (controlling approach only)
At-grade Rail Crossing Signals/Gates (controlling circulatory roadway only)
At-grade Rail Crossing Signals/Gates (controlling all approaches)
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
Multilane (3+ Lane)
Mini-roundabout (1 lane)
Mini-roundabout (2+ lanes)
Ring junction (2+ mini-roundabouts)
Traffic Calming Circle