Gardaí are appealing for witnesses.
A woman has been seriously injured following a single vehicle road traffic collision in Kerry on Saturday (2 July).
The collision occurred at approximately 9pm at Dooneen in Castleisland.
The driver, a woman in her 30s, has since been taken to University Hospital Kerry, where she is being treated for serious injuries.
The scene is currently being technically examined by Forensic Collision Investigators, and as a result, the Castleisland Bypass is closed at the N21.
Local diversions are in place through Castleisland town.
Gardaí are appealing for any witnesses to this collision to come forward.
Any road users who may have camera footage (including dash-cam) and were travelling in the Dooneen area between 8.30pm and 9.10pm are being asked to make this footage available to Gardaí.
Anyone with any information is asked to contact Tralee Garda Station on 066 710 2300, the Garda Confidential Line on 1800 666 111, or any Garda Station.