Ådalen Line has part(s) of the class track
Renovation
The Swedish Transport Administration upgraded 100 kilometres (62 mi) of the line, and built 30 kilometres (19 mi) of new track, from Sundsvall to the connection with the new high-speed Bothnia Line north of Nyland. The upgrades both include renewal of existing track, and two new section of track. The upgraded line has a maximum permitted axle load of 25 tonnes (25 long tons; 28 short tons), allow 1,400 tonnes (1,400 long tons; 1,500 short tons) trains and have the new European Rail Traffic Management System (ERTMS). Along with the Bothnia Line and the East Coast Line, the Ådalen Line is the new high-speed main line along the East Coast of Sweden, from Stockholm to Umeå.21 kilometres (13 mi) of new right-of-way was built; 13 kilometres (8.1 mi) between Härnösand and Veda, and 8 kilometres (5.0 mi) between Bollstabruk and the connection to the Bothnia Line. This section has eight new tunnels, totaling 14 kilometres (8.7 mi).The upgrades were completed in September 2012.