Plans for a metro route to Lucien Island had been in place from 1991CE but had been considered not viable due to the cost of constructing a new medium depth tunnel across Ashalind Sound . With no summer transport connections apart from the ferry at Port Blondspoint , the town of Princecastle-At-Lucien remained sure to be isolated, until 1995CE when new proposals were put forth. With the new mixed-use aerodrome under construction at Bytan and the recent residential development of Mapleview, the Metropolitan Mayoral Parliament gave permission for a new metro line with a further spur extending to Lucien Island. Authority to begin construction was given in February of 1996CE, with the main tunnel being dug from the medium depth Hayfields Line at Hayfields Station under Ablewhite Bay to a newly