Ferrovie della Sardegna Ferrovie della Sardegna The Ferrovie della Sardegna (Railways of Sardinia), known also as ARST Gestione FdS between 2008 and 2010 and with the abbreviation FdS, was an Italian public company that managed the regional railway network in the island of Sardinia, Italy. In 2010 it was totally integrated with the main regional public transport company, ARST ("Azienda Regionale Sarda Trasporti"). It was the second railway operator in Sardinia, after Ferrovie dello Stato, having 203 kilometers of railways used for public transport, plus another four tourist lines, known as "Trenino Verde", which run through the wildest parts of the island. The
Ferrovie dello Stato Italiane Transport was created, including the general management of Ferrovie dello Stato, and in 1945, the company was renamed "Azienda Autonoma delle Ferrovie dello Stato". The period after World War II was particularly tough for Ferrovie dello Stato, since most of the Italian rail network was severely damaged and the rolling stock was obsolete. The network was rebuilt almost entirely by 1952. Since then, a period of renewal started. New trains were introduced, among them the ETR 300, and many sections of the national network were electrified and sometimes doubled. In 1957, the new ALn 442/448 multiple unit was introduced, greatly