Thames Valley Police is investigating a fatal road traffic collision that occurred at 2.35pm on Tuesday (15/05) on the Colnbrook Bypass.
Sadly, a 64-year-old man riding a motorcycle passed away as a result.
His next of kin has been informed.
The road was closed in both directions for just over three hours.
The investigating officer, Detective Constable Katy Kent from the Serious Collision Investigation Unit in Reading is appealing for witnesses and dash cam footage.
If you have information or material that could assist, please get in contact.
If you have any information relating to this case, please call 101 quoting reference 'URN 756 of 15/5', or contact Crimestoppers anonymously.