This section started in Aboño, passed through important mining areas and ended in El Musel, the port of Gijón.

[2] Construction of the railway connection between Ferrol and Gijón commenced in 1956 on Asturian soil and reached Pravia.

[3] In 1968, an agreement was reached with Ferrocarriles de Langreo to extend the line in Gijón to El Humedal station.

[5][6] In the 1980s and 1990s, as part of a national strategy to convert freight lines into efficient commuter routes, works to electrify the remainder of the line commenced and concluded in Cudillero in 1994.

[7][2] Following the integration of Feve into Renfe Feve in 2012 (renamed as Renfe Cercanías AM in 2021), due to the lack of investment, infrastructure has been deteriorating and the poor conditions of the rolling stock have repeatedly caused service cancellations in the past years.