A 69-year-old man has died in a crash that led to the High Wycombe stretch of the M40 being closed.

At around 8.55am this morning (Friday, June 28], a BMW motorbike veered across the lanes of the M40 before hitting the central reservation between junction four for High Wycombe and junction five for Stokenchurch.

The rider died at the scene despite the efforts of South Central Ambulance Service.

His next of kin are being supported by specially trained officers.

Following the incident, Thames Valley Police is asking members of the public for information.

Detective Chief Inspector Mike Bettington, of the Roads Policing Department, said: “Firstly, our thoughts are with the man’s loved ones and everyone else involved in dealing with this road traffic collision.

“Both carriageways between junctions four and five were closed following the collision. The southbound lanes have now reopened and northbound lanes have partially reopened.

“The lane closure is expected to be in place until later this afternoon. We advise to avoid the area and thank you for your patience.

“At this time this collision is not being treated as suspicious but I am appealing for any witnesses to this incident to please come forward and assist us with our enquiries.

“I’d also ask anyone with a dash-cam who was in the area just prior to or at the time of the collision to check any footage in case it has captured something that could help our investigation.

“You can make a report online, or by calling 101, quoting reference 43240304845.

“Alternatively, contact independent charity Crimestoppers anonymously by calling 0800 555 111 or via its website.”