"Mae heriau amlwg yn gysylltiedig â chyflawni'r prosiect hwn, ac rydyn ni am wneud yn siŵr y bydd pawb y bydd y newidiadau'n effeithio arnyn nhw'n cael y cyfle i fynegi eu barn ar yr opsiynau sydd ar gael.
“There are clear challenges we face in light of delivering this project, and we want to make sure anyone who will be impacted by the changes has a chance to have their say in the available options.