ons ▁were ▁transferred ▁to ▁other ▁Sax on ▁narrow ▁gauge ▁rail ways ▁or ▁de comm ission ed . ▁ ▁Pres ervation ▁As ▁early ▁as ▁ 1 9 8 8 , ▁a ▁society ▁for ▁the ▁pres ervation ▁of ▁the ▁railway , ▁the ▁Inter ess eng emein schaft ▁Pre ß nit zt al bahn , ▁was ▁formed ▁in ▁ ▁Groß r ück ers wal de . ▁Its ▁aim ▁was ▁to ▁preserve ▁the ▁remaining ▁fragments ▁that ▁were ▁left ▁after ▁dis m ant ling . ▁After ▁the ▁fall ▁of ▁commun ism ▁in ▁Eastern ▁Europe , ▁the ▁club ▁turned ▁into ▁a ▁legal ▁entity ▁and ▁presented ▁a ▁bold ▁plan ▁to ▁re build ▁at ▁least ▁part ▁of ▁the ▁former ▁narrow ▁gauge ▁line . ▁Re const ruction ▁began ▁as ▁soon ▁as ▁ 1 9 9 0 , ▁with ▁the ▁rest oration ▁of ▁the ▁locomot ive ▁shed ▁in ▁J öh stadt . ▁In ▁the ▁following ▁years , ▁the ▁track ▁from ▁J öh stadt ▁station ▁to ▁Stein bach ▁station ▁was ▁gradually ▁laid ▁and ▁a ▁week - long ▁celebr ation ▁took ▁place ▁in ▁ 2 0 0 0 . ▁ ▁The ▁museum ▁railway ▁oper ates ▁every ▁week end ▁from ▁May ▁to ▁October , ▁as ▁well ▁as ▁on ▁public ▁hol id ays ▁( E aster , ▁May ▁Day , ▁As c ension , ▁Pent ec ost , ▁German ▁Unity ▁Day ) ▁and ▁around ▁Christmas ▁and ▁New ▁Year ' s ▁Day . ▁ ▁R ü gen ▁operations ▁Since ▁ 2 0 0 8 , ▁the ▁operating ▁company ▁Eisen bahn - B au - ▁und ▁Bet rie bs