A55 trunk road (Llys y Gwynt interchange, Gwynedd to Puffin roundabout, Conwy) (temporary traffic prohibitions and restrictions) Order 2021
Gorchymyn cefnffordd yr A55 (cyfnewidfa Llys y Gwynt, Gwynedd i gylchfan y Puffin, Conwy) (gwaharddiadau a chyfyngiadau traffig dros dro) 2021