the length of the railway network in the Union upgraded following the requirements set out in Article 39(2) of Regulation (EU) No 1315/2013;
fhad an ghréasáin iarnróid san Aontas a ndearnadh uasghrádú air mar thoradh ar na ceanglais a leagtar amach in Airteagal 39(2) de Rialachán (AE) Uimh. 1315/2013;