A section of the motorway was closed in both directions following a crash. The eastbound and westbound carriageways had been shut near Reading following the crash which saw emergency services - including the air ambulance - on the scene.
National Highways says the M4 eastbound junction 11 to junction 10 and M4 westbound junction 8/9 to junction 10 have both reopened. However, the slip road from the M4 eastbound at junction 10 remains closed, according the agency's latest update.
FOLLOW OUR LIVE BLOG FOR THE LATEST UPDATES:
You may also like
Justin Thomas leaves PGA Championship viewers speechless after dodging disaster
Man ''brutally assaults'' octogenarian in Kerala
Nathan Osman 'murdered': Everything we know about dad-of-four who went missing in Benidorm
CIBIL Score: Does a bad CIBIL score get fixed in 30 days? Loan takers must know this important thing..
'Nothing is achieved until it is achieved': Eddie Howe on Newcastle's hunt for UCL qualification