One lane is closed and there's queueing traffic due to an accident involving a lorry on the M4 westbound between J16 A3102 / B4005 (Swindon West) and J17 A350 / A429 / B4122 (Chippenham).
More top news
Second blast of wintry weather forecast for the UK says weatherman Alex Beresford.
Bristol West MP says pubs in parts of the city have closed as a result of the arrival of Somali immigrants
Our political reporter Bob Constantine gives his view on George Osborne and David Cameron's visit to the West.