“Mae'r astudiaeth wedi ystyried pob agwedd ar y ffordd rhwng Caergybi a Post House, yn ogystal â ffyrdd cysylltiedig fel coridor yr A494 o Gyfnewidfa Ewloe i Drome Corner, a llwybrau gwyro.
“The study has considered all aspects of the road from Holyhead to Post House, associated routes such as the A494 corridor from the Ewloe Interchange to Drome Corner and diversion routes.