The collision involved two cars and a van and occurred on the Longford Town side of the N4 at around 7pm on Saturday.

Gardaí were called to an incident on the N4 at the Chapelizod bypass where all inbound lanes are closed and outbound traffic is down to one lane.

Gardaí in Ballyfermot are investigating all the circumstances of a number of incidents that occurred in the Dublin 20 area on the afternoon of Thursday 9th November.