Emergency services are currently attending a crash on the M4 in Wiltshire.
Highways England says two lanes are closed westbound between junctions 17 (Chippenham) and 18 (Bath) following the road traffic collision at around 12.45pm.
“Please pass with caution and obey and signs and signals set”, a spokesperson said. 
An ambulance is in attendance, but no one’s believed to have been seriously injured and the road is likely to be clear within the next 30 minutes.
