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A dramatic dashcam video has emerged showing a car flipping and rolling over in the middle of the M25, the UK’s busiest motorway, on Wednesday morning, March 26, 2025. The footage, shared widely on social media, captures the moment a silver sedan loses control, flips twice, and comes to rest on its roof in the central reservation near junction 18 (Watford).
The incident occurred around 8:15 a.m. during peak rush hour. According to eyewitness reports, the vehicle was traveling in the third lane when it suddenly veered left, clipped a barrier, and launched into a high-speed roll. No other vehicles were involved, and the driver—a 34-year-old man—was later treated at Watford General Hospital for minor injuries and released.
Surrey Police confirmed that officers are reviewing the dashcam footage and are appealing for additional witnesses. A spokesperson said: “We are working to establish the exact cause. Early indications suggest no mechanical failure, but we are keeping an open mind. The driver’s condition is stable, and he is cooperating fully.”
The M25 was closed for nearly two hours between junctions 17 and 19 while emergency crews cleared the wreckage and inspected the road surface. Traffic queues stretched back for 10 miles, causing delays of up to 90 minutes. National Highways advised drivers to avoid the area and use alternative routes via the A41 and A405.
We spoke to Dr. Helen Ward, a vehicle dynamics specialist at the University of Birmingham, who reviewed the footage exclusively for this article. “The initial quick steering input—likely a panic reaction—combined with the car’s high center of gravity and the wet road surface created a perfect storm for a rollover,” she said. “Modern stability control systems often prevent this, but if the tires hit a low-grip patch or a pothole, even the best safety tech can be overwhelmed.”
Dr. Ward also noted that the car appeared to be a 2018 Honda Civic, which has a relatively low rollover risk index. “This underscores how quickly a routine commute can turn dangerous,” she added.
The video has racked up over 2.5 million views on X (formerly Twitter) within hours. Many users praised the driver’s luck, while others debated whether smartphones or fatigue played a role. National Highways responded by reminding drivers to “stay alert, reduce speed in wet conditions, and avoid sudden steering movements.”
The driver, whose name has not been released, is expected to be discharged later today. It is not yet known whether he will face any charges. Police have confirmed that a full report will be submitted to the Crown Prosecution Service.
This incident serves as a stark reminder that even on a well-maintained motorway, a split-second mistake can lead to a frightening crash. The M25 remains open as of 1:00 p.m., with residual delays expected through the evening.
