The extension of Metro Line 1 envisages the creation of other two stretches (southbound and westbound). The “Lingotto – Bengasi” stretch is around 1.9 km and originates from Lingotto railway station, ending with the terminal in Piazza Bengasi, completely underground in Via Nizza and Via Sestriere, on the border with Moncalieri municipality. While the gallery in the westbound stretch crosses the areas of Collegno and Rivoli, covering an overall distance of 3.4 km.