Because of cost constraints, only one of the bores of the Lötschberg Base Tunnel has been completed and equipped for rail use, the other was completed one third of its length and excavated a further third with the final third unstarted.
Because of cost overruns of the overall AlpTransit project, some of the funding was diverted to the Gothard base tunnel and only one of the bores of the Lötschberg Base Tunnel has been fully completed and equipped for rail use. The other nore was completed on one third of its length and excavated a further third with the final third unstarted.