Pryd mae Llywodraeth Cymru yn bwriadu arwynebu yr M4 rhwng cyffordd 45 a 46?
Wedi'i ateb gan Y Dirprwy Weinidog Newid Hinsawdd | Wedi'i ateb ar 02/05/2023
This is a high priority for the Welsh Government. We are currently developing plans to renew life expired assets on this section of the M4, which is a complex operation, requiring a coordinated programme of works. We will not have a firm date for this until designs are completed during this financial year.