The draft National Transport Plan was published for public consultation on 14th December 2014 and consultation closed on 11th March 2015.
Cafodd y Cynllun Trafnidiaeth Cenedlaethol drafft ei gyhoeddi i ddiben ymgynghoriad cyhoeddus ar 14 Rhagfyr 2014, a daeth yr ymgynghoriad i ben ar 11 Mawrth 2015.