Gardaí say the road has been cleared and traffic is flowing as normal.
No injuries occurred during the crash.
Gardaí are at the scene of a crash on the M9 motorway near Carlow.
The two-vehicle collision between a car and a truck happened before 7am this morning off junction 4 southbound.
No injuries occurred during the incident.
Gardaí say one lane of the road is closed but traffic is still moving.