"Ar ôl cwblhau'r gwaith ar danbont Kneeshaw Lupton ar y gerbytffordd orllewinol yn llwyddiannus ym mis Hydref 2018 – yr oedd ei chyflwr yn llawer gwaeth nag o’n ni’n diswgyl pan ddechreuodd y gwaith – mae gwelliannau i'r gerbytffordd ddwyreiniol bellach yn hanfodol.
“Having successfully completed work to the westbound carriageway of the Kneeshaw Lupton underbridge in October 2018, which was in a much worse condition than expected when work began, improvements to the eastbound side are now absolutely essential.