English: The M4 Motorway (Westbound Entry Slip Road, Junction 41 (Pentyla), Neath Port Talbot) Experimental Traffic Order 2014

Welsh: Gorchymyn Traffig Arbrofol Traffordd yr M4 (Ffordd Ymuno Tua’r Gorllewin, Cyffordd 41 (Pentyla), Castell-nedd Port Talbot) 2014