Advertisement 29 November 2016 at 7:40am Queues on the M4 Eastbound after accident at Briton Ferry Credit: Traffic Wales One lane is closed and there is queueing traffic after an accident on the M4 Briton Ferry Bridge Eastbound between J42 (Earlswood Roundabout/Fabian Way) and J41 (Baglan/Pentyla). Last updated Tue 29 Nov 2016 Travel M4 Eastbound South Wales Share Tweet Reddit