A 14 year-old girl has died following a crash involving a Polaris 4×4 vehicle on a private property at Bridgewater.
Police and emergency services attended the scene on Boyer Road at around 3pm on Sunday.
The young driver was transported to the Royal Hobart Hospital via the Westpac Rescue Helicopter.
A 14 year-old female passenger sustained minor injuries.
Police are investigating the matter and will prepare a report for the coroner.