Transport for Wales have established a dedicated helpline, staffed by experienced advisors to provide assistance to the 41 passengers who were on board the two trains.
Mae Trafnidiaeth Cymru wedi creu llinell gymorth benodol, gyda chynghorwyr profiadol yn gweithio arni i helpu’r 41 o deithwyr oedd yn teithio ar y ddau drên.