A man is described as being in a serious condition in hospital following a single vehicle collision this morning.
The man, believed to be in his 40s, was taken to Kerry General Hospital following the incident in the Glencar area.
Gardaí are investigating the circumstances of the accident and a technical examination is underway.
Killarney Gardaí have advised motorists that the road between Climber’s Inn Bar and Gortmalloon is closed on both sides to traffic.
A traffic diversion is expected to remain in place for the next two hours.