Barnesmore Gap remains closed this morning following a serious overnight collision.
The incident occurred on the N15 between Donegal Town and Ballybofey, approx 8km south of Ballybofey.
Emergency services remain at the scene.
Traffic is being diverted via The Dergline and HGV’s should divert through Glenties.
Gardai are warning of poor conditions on the diversion route due to ice. AA Roadwatch advises motorists to drive with care and expect delays.