A wnaiff yr Ysgrifennydd y Cabinet roi diweddariad ar ymdrechion Llywodraeth Cymru i ddiddymu'r terfyn o 20mya ar TRA4076 yn Johnston, Sir Benfro?
Wedi'i ateb gan Ysgrifennydd y Cabinet dros yr Economi, Trafnidiaeth a Gogledd Cymru | Wedi'i ateb ar 19/07/2024
Welsh Government will be reviewing the 20mph and 30mph across the trunk road network in line with the guidance published earlier this month. This will include the A4076 at Johnston.