The 132 kilometers Plouëscat - Rosporden line opened in sections in 1912; Landivisiau - La Feuilée on 11 June, Plouëscat - Landivisiau on 10 October, La Feuilée - Châteauneuf de Faou on 25 November and Châteauneuf de Faou - Rosporden on 21 December.