The collision, which involved a caravan and two lorries, occurred between junction 18 for Bath and junction 17 for Chippenham.
Wiltshire Police reported the incident at around 8:00 pm and are currently dealing with the ongoing incident.
They are urging drivers to seek an alternative route while they deal with the crash.
The BBC West has more information on this incident and updates on the situation.
Follow their social media accounts for the latest news.
LONDON DAILY ARCHIVE
Multi-Vehicle Crash on M4 Motorway in Wiltshire Closes Eastbound Carriageway
A multi-vehicle crash on the M4 motorway in Wiltshire has resulted in the eastbound carriageway being closed.
04 June 2023 · 21:27 UTC
