Police were called at 9.21am on Saturday, 13 November to reports of an overturned car – a silver BMW M5 – on Hillingdon Hill in Uxbridge. Emergency services attended.
The 42-year-old female passenger in the BMW was pronounced dead at the scene. Her next of kin have been informed.
The 34-year-old driver of the car has been taken to a central London hospital. His condition is not believed to be life-threatening.
Enquiries to establish the cause of the collision continue, however it is believed the BMW may have collided with railings before overturning. There has been no arrest at this stage.
Police are urging witnesses or anyone with dashcam footage that may have captured the incident to call the Serious Collision Investigation Unit (Team 3) on 020 8246 9820 quoting CAD 7283/13nov.
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