Department of TransportationAll 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.ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/fc8aab4c929740e1b9f0dec7215fc676_89engOpen Data DCPublicSpeed Humps [District of Columbia--Washington]Web servicesDistrict of Columbia--WashingtonDistrict of ColumbiaLast Modified: 2023-03-16