A section of the Luas Green Line servicing south Dublin was out of operation for around two hours last night after one of the trams was in collision with a car.
The crash happened on Upper Kilmacud Road shortly after 9.15pm.
No passenger was hurt and it is believed the motorist sustained minor injuries.
As a result, no trams operated between Kilmacud and Sandyford.
Normal service resumed before midnight.