A fydd trenau yn teithio'n uniongyrchol rhwng Glynebwy a Chasnewydd o dan y fasnachfraint newydd?
Wedi'i ateb gan Ysgrifennydd y Cabinet dros yr Economi a Thrafnidiaeth | Wedi'i ateb ar 13/07/2018
I remain committed to increasing the frequency of services along the Ebbw Vale line to two trains per hour from 2021, with one calling at Newport.