ROAD 'E-R is the official application of the Emilia-Romagna region devoted to roads. From ROAD 'E-R you can install and access to 5 app themes, dedicated to specific topics: ARS: Regional Archives of the streets, with the administrative and technical information of all 75,000 odonimi. LIMITS: administrative information and crossings through the 13,000 kilometers of the region's major roads. FLOW: the data of the traffic flows of the 281 stations of the regional system of detection made by Regi