This data set features a hyperlink to the New York State Department of Transportation’s (NYSDOT) Roadway Inventory System (RIS) Viewer web page, which includes a link to an interactive map. The RIS Data Viewer is a geospatially based Geographic Information System (GIS) application for displaying data contained in the roadway inventory database. The interactive map has two viewable data categories or ‘layers’. The two layers include: Federal Aid Eligible Public Roadway System and Non-Federal Aid Eligible State Routes throughout New York State.