The M4 Motorway (Junction 34 (Miskin), Rhondda Cynon Taf to Junction 49 (Pont Abraham), Carmarthenshire) (Temporary Prohibition of Vehicles) Order 2018
Gorchymyn traffordd yr M4 (cyffordd 34 (Meisgyn), Rhondda Cynon Taf i gyffordd 49 (Pont Abraham), Sir Gaerfyrddin) (Gwahardd Cerbydau Dros Dro) 2020