The road between Lanesboro and Ballymahon has re-opened following a crash yesterday evening,
The incident happened at around 6.30pm, when a car left the R392 at Foigha near Ballymahon and struck a ditch.
A 34 year old man, who was the sole occupant of the car, was taken to Tullamore Regional Hosptial and was described as being in a critical condition last night.
Gardaí are appealing for witnesses to contact Longford Garda Station on 043- 3350570 or the Garda Confidential Line 1800 666 111.