Police were called at 10:19hrs on Monday, 14 May to Dollis Hill Avenue, NW2, following reports of an injured female.
Officers attended the scene with LAS, London’s Air Ambulance and LFB colleagues.
A female, believed to aged in her 30s, is reported to have been injured by a construction vehicle she was using in the garden of her home address.
Officers are working to establish the full circumstances of what happened.
The woman was pronounced dead at the scene.
Next of kin have been informed. We await formal identification.
The incident is not being treated as suspicious and there have been no arrests.
Road closures have been put in place.
The Roads and Transport Policing Command are leading the investigation with support from the Health and Safety Executive's Office.
Anyone with any information or who witnessed the incident is asked to call police on 101 quoting 2122 of 14 May.