The M4 motorway and A470 trunk road (Coryton interchange, Cardiff to Cefn Coed roundabout, Merthyr Tydfil) (temporary prohibition of vehicles and cyclists) Order 2021
Gorchymyn traffordd yr M4 a chefnffordd yr A470 (cyfnewidfa Coryton, Caerdydd i gylchfan Cefn Coed, Merthyr Tudful) (gwahardd cerbydau a beicwyr dros dro) 2021