Traffic Circles

Traffic circles are raised islands constructed at intersections of residential streets. Traffic circles provide separation of oncoming vehicles and cause motorists to decrease speed. The layer is limited to non-arterial neighborhood traffic circles and does not include arterial or non-arterial medians or islands. | Attribute Information:  https://www.seattle.gov/Documents/Departments/SDOT/GIS/Traffic_Circles_OD.pdf | Data Confidence: Medium-High | Data Confidence Source: 2015 SDOT Asset Management, Status and Condition Report | Update Cycle: Weekly | Contact Email: DOT_IT_GIS@seattle.gov

Data and Resources

Field Value
accessLevel public
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_@id https://data.seattle.gov/data.json
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
identifier https://data-seattlecitygis.opendata.arcgis.com/maps/SeattleCityGIS::traffic-circles-2
issued 2022-07-14
landingPage https://data-seattlecitygis.opendata.arcgis.com/maps/SeattleCityGIS::traffic-circles-2
metadata_type geospatial
modified 2022-07-21
old-spatial -122.4088,47.5097,-122.2631,47.7344
publisher City of Seattle GIS Program
resource-type Dataset
source_datajson_identifier true
source_hash 162d0c2c85ddc892e42c3922366d8c679a070dfd
source_schema_version 1.1
spatial {"type": "Polygon", "coordinates": [[[-122.4088, 47.5097], [-122.4088, 47.7344], [-122.2631, 47.7344], [-122.2631, 47.5097], [-122.4088, 47.5097]]]}
theme {geospatial}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • amerigeo
  • amerigeoss
  • circle
  • ckan
  • geo
  • geoss
  • gis
  • national
  • neighborhood-greenways
  • north-america
  • sdot
  • seattle
  • traffic
  • united-states
isopen False
license_id notspecified
license_title License not specified
maintainer City_Seattle_GIS
maintainer_email mapgis.mapgis@seattle.gov
metadata_created 2025-11-21T09:38:27.585395
metadata_modified 2025-11-21T09:38:27.585399
notes Traffic circles are raised islands constructed at intersections of residential streets. Traffic circles provide separation of oncoming vehicles and cause motorists to decrease speed. The layer is limited to non-arterial neighborhood traffic circles and does not include arterial or non-arterial medians or islands. <br /><br />| Attribute Information: <a href='https://www.seattle.gov/Documents/Departments/SDOT/GIS/Traffic_Circles_OD.pdf' target='_blank' rel='nofollow ugc noopener noreferrer'> https://www.seattle.gov/Documents/Departments/SDOT/GIS/Traffic_Circles_OD.pdf</a> <br /><br />| Data Confidence: Medium-High <br />| Data Confidence Source: <a href='https://www.seattle.gov/Documents/Departments/SDOT/About/SDOT2015SCReportFinal12-7-2015.pdf' target='_blank' rel='nofollow ugc noopener noreferrer'>2015 SDOT Asset Management, Status and Condition Report</a> <br /><br />| Update Cycle: Weekly <br />| Contact Email: <a href='mailto:DOT_IT_GIS@seattle.gov' target='_blank' rel='nofollow ugc noopener noreferrer'>DOT_IT_GIS@seattle.gov</a>
num_resources 6
num_tags 14
title Traffic Circles