Two trucks collided just after 10 o'clock this morning.
Gardaí are at the scene of a serious collision on the N4 between Mullingar and Edgeworthstown.
The road is blocked after two trucks crashed after 10 o'clock this morning.
A man in his 20s has been brought to the Midlands Regional Hospital, Mullingar with non-life threatening injuries.
Local diversions are in place and gardaí are warning the road will be closed until at least 3 o'clock.