Description: The dataset contains location and attributes of traffic controls located at each intersection in the District of Columbia. All traffic poles, pavement markings, traffic cabinets and cameras located within 10 meters of curb face intersections are collected. Poles must support traffic control devices in order to be collected. This includes traffic control signs, traffic signals, traffic arms and cameras. The data set does not include poles supporting only name plate signs and parking enforcement signs.
Copyright Text: District Department of Transportation
Description: The dataset contains locations and attributes of school crossing guard locations provided by the District Department of Transportation (DDOT).
Copyright Text: District Department of Transportation
Description: In June 2020 Mayor Muriel Bowser announced the first seven locations for the new Slow Streets initiative, which will give residents more space to social distance while moving around outside.Slow Streets are restricted to local traffic only and the speed limit is set at 15 miles per hour to support neighborhood-based safe social distancing while walking, running, or cycling.
Copyright Text: District Department of Transportation (DDOT)
Description: All speed bumps in the District that have been installed fiscal years FY-07 through FY-09. Speed humps are raised pavement mounds designed to reduce the speed of vehicles. This traffic calming measure is effective along neighborhood streets, thereby increasing safety for pedestrians and motorists.
Copyright Text: District Department of Transportation
Description: Traffic Barrier. The dataset contains polylines representing planimetric traffic barriers, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO). These features were originally captured in 2015 and updated in 2017, 2019, 2021, 2023 and 2025.
Copyright Text: Office of the Chief Technology Officer
Description: Department of Parks and Recreation (DPR) properties identified as polygons for Triangles and Medians. The dataset contains general locations and amenity information about the properties under the jurisdiction of the DC Department of Parks and Recreation; specifically Triangles and Medians. It has been created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO) and participating D.C. government agencies. This data is provided by the Department of Parks and Recreation.
Copyright Text: Department of Parks and Recreation