Dunsjö–Jakobshyttan Share Contact us Twitter Google Facebook Linda Lingdell Projektledare Tel: 073-817 20 88 Tel: 010-123 70 35 Customer Service Monday to Friday 8 a.m. to 4 p.m. For traffic information and issues that requires immediate attention, we are open all hours. Tel: +46 (0)771 921 921 Skip to: We are currently building double tracks on the Dunsjö–Jakobshyttan route. The route is approximately five kilometres long. Three km of new track running alongside the existing one, and 2,5 km of double tracks in new terrain. We are also building a 260 m lined tunnel with double tracks. More facts on Double tracks between Hallsberg and Degerön, including map and schedule.