DRIVERS have been warned of traffic chaos building on the M4 this evening.
Bumper-to-bumper queues have formed on the major motorway after a horror car fire erupted.
Two lanes were shut down on the M4 westbound between J34 A4119 (Miskin) and J35 A473 (Pencoed).
A National Highways South-West spokesperson said: “#M4 westbound between J16 #Swindon and J17 #Cirencester #Chippenham #Wiltshire TRAFFIC STOPPED Vehicle fire, @DWFireRescue on scene. Delays building (currently 30 mins).”

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