Police are appealing for witnesses to a serious collision on the North Circular Road shortly after 11.30pm on Saturday 21 November.
Officers attended to reports of a road traffic collision. A BMW car was found to have collided with a barrier and the three occupants of the vehicle were injured.
The three men were all treated at the scene before being taken to hospital and their injuries remain serious, but are not believed to be life-threatening.
The collision at the Neasden turn off meant traffic was forced to divert around the scene. Debris from the vehicle involved went over the A406 barrier onto the A4088 which runs below.
Police are interested in speaking to any persons who witnessed the collision or captured it on any form of device, including the debris that entered the A4088. Any persons with information to be directed to the Witness Line – 0208 246 9820. Witnesses can also call the police on 101 quoting CAD 8455/21NOV20 or contact the independent charity Crimestoppers anonymously on 0800 555 111