The system comprises 8 lines operated by Gruppo Torinese Trasporti and Trenitalia, serving 93 stations.
The core of the system is the passante ferroviario, a tunnel running 8 km through the city from north to south at a maximum depth of 18 meters.
[10] Tickets for SFM are integrated with the GTT urban service , meaning you can use any public transport (bus, tram, metro and railways) within the urban area of Turin for the entire validity of the ticket.
There are 3 types of tickets available that can be purchased at all authorised GTT retailers, newsagents and tobacconists: Integrated A (cost €3.50) urban area and first belt.
Media related to Turin metropolitan railway service at Wikimedia Commons This article about transport in Italy is a stub.