Mid and West Wales Fire Service told ITV News they have left the scene of Thursday's crash, although the dual carriageway remains closed between between Aberdulais and Resolven.
More top news
Celebrity adventurer Bear Grylls has joined forces with Welsh Scouts to encourage more adults to volunteer with the organisation.
Crystal Palace midfielder Joe Ledley has made Chris Coleman's 23-man squad which will travel to France for Euro 2016.
The grass pollen season is on the rise. We have moderate levels today but these will fall as the weather turns unsettled!