Gellid defnyddio rhan o gynnig cyllid Trafnidiaeth Cymru i helpu cynlluniau nad ydynt wedi’u dewis, er efallai y bydd yn rhaid cwrdd â chostau ychwanegol drwy’r cynlluniau a gymeradwywyd. Mae Llywodraeth Cymru a Trafnidiaeth Cymru yn trafod y mater hwn.
Part of Transport for Wales’ funding offer could be used to help schemes that have not been selected, though it may have to meet additional costs from approved schemes. The Welsh Government and Transport for Wales are in discussions over this issue.