Data sources for roundabouts and traffic circles were Franklin County Engineer, ODOT, and ortho imagery. Updated Jan 2025. Will be updated as new information is obtained or as needed.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/5c63ecbaeba143f6b6eaa6e8d61598ad_1engMid-Ohio Open DataPublicRoundabouts Central OhioWeb servicesLast Modified: 2025-04-11