{"@type": "dcat:Dataset", "accessLevel": "public", "contactPoint": {"@type": "vcard:Contact", "fn": "DCGISopendata", "hasEmail": "mailto:gisgroup@dc.gov"}, "description": "<div style='text-align:Left;'><div><div><p><span>SubBlock represent the near-full extent of our centerline network (only driveways are excluded). SubBlock is the finest grained, 'base' segments from which all other segmentation patterns can be constructed (including Blocks). SubBlock is the original source features for our DDOT Street Centerlines data. Road types include streets, Alleys, Ramps, Service Roads, and Trails. Previously called Roadway Segments. </span></p><p><span>For more information please visit </span><a href='https://ddotwiki.atlassian.net:443/wiki/spaces/GIS0225/pages/2053603653/GIS' style='text-decoration:underline;' rel='nofollow ugc'><span>DDOT's wiki page</span></a><span>.</span></p></div></div></div>", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/datasets/DCGIS::roadway-subblock", "format": "Web Page", "mediaType": "text/html", "title": "ArcGIS Hub Dataset"}, {"@type": "dcat:Distribution", "accessURL": "https://maps2.dcgis.dc.gov/dcgis/rest/services/DCGIS_DATA/Transportation_WebMercator/MapServer/162", "format": "ArcGIS GeoServices REST API", "mediaType": "application/json", "title": "ArcGIS GeoService"}, {"@type": "dcat:Distribution", "accessURL": "https://maps2.dcgis.dc.gov/dcgis/services/DCGIS_DATA/Transportation_WebMercator/MapServer/WMSServer?request=GetCapabilities&service=WMS", "format": "OGC WMS", "mediaType": "application/vnd.ogc.wms_xml", "title": "OGC WMS"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/df571ab7fea446e396bf2862d0ab6833/csv?layers=162", "format": "CSV", "mediaType": "text/csv", "title": "CSV"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/df571ab7fea446e396bf2862d0ab6833/shapefile?layers=162", "format": "ZIP", "mediaType": "application/zip", "title": "Shapefile"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/df571ab7fea446e396bf2862d0ab6833/geojson?layers=162", "format": "GeoJSON", "mediaType": "application/vnd.geo+json", "title": "GeoJSON"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/df571ab7fea446e396bf2862d0ab6833/kml?layers=162", "format": "KML", "mediaType": "application/vnd.google-earth.kml+xml", "title": "KML"}], "identifier": "https://www.arcgis.com/home/item.html?id=df571ab7fea446e396bf2862d0ab6833&sublayer=162", "issued": "2020-11-13T15:34:26.000Z", "keyword": ["DDOT", "District of Columbia", "linear referencing", "LRS", "roadway subblock", "roadway hub", "Street SubBlock", "transportation", "Washington DC"], "landingPage": "https://opendata.dc.gov/datasets/DCGIS::roadway-subblock", "license": "https://creativecommons.org/licenses/by/4.0", "modified": "2026-04-11T08:07:11.000Z", "publisher": {"name": "District Department of Transportation"}, "spatial": "-77.1167,38.7932,-76.9094,38.9953", "theme": ["geospatial"], "title": "Roadway SubBlock"}