A470 trunk road (Mallwyd roundabout, Gwynedd to Black Cat roundabout, Conwy) (temporary traffic prohibitions and restrictions) Order 2020
Gorchymyn cefnffordd yr A470 (cylchfan Mallwyd, Gwynedd i gylchfan y Black Cat, Conwy) (gwaharddiadau a chyfyngiadau traffig dros dro) 2021