High Quality Content by WIKIPEDIA articles The Autostrada is the Italian national system of motorways. The total length of the system is about 6,400 km. In North and Central Italy this is mainly as tollways, with the biggest portion in concession to the Atlantia group which operates some 3,408 km. Other operators include ASTM and ATP in the north-west, Serenissima and Autovie Venete in the north-east, SALT and Autocisa in the center, all under the...