The M4 motorway (junction 34 (Miskin), Rhondda Cynon Taf to junction 36 (Sarn), Bridgend) (temporary 40mph and 50mph speed limits) Order 2021
Gorchymyn traffordd yr M4 (cyffordd 34 (Meisgyn), Rhondda Cynon Taf i gyffordd 36 (Sarn), Pen-y-bont ar Ogwr) (terfynau cyflymder 40mya a 50mya dros dro) 2021