{ "culture": "en-US", "name": "", "guid": "", "catalogPath": "", "snippet": "", "description": "Impervious surfaces are mainly artificial structures\u2014such as pavements that are covered by impenetrable materials such as asphalt, concrete, brick, stone\u2014and rooftops. Soils compacted by urban development are also highly impervious.", "summary": "", "title": "Impervious Surface", "tags": [], "type": "", "typeKeywords": [], "thumbnail": "", "url": "", "minScale": 0, "maxScale": 0, "spatialReference": "", "accessInformation": "City of Sioux Falls", "licenseInfo": "" }