Clontarf Rd and Tara St DART services have resumed with 30 minute delays.

Irish Rail services are operating through Connolly but with significant delays.

The IRISH RAIL 11am Heuston/Cork, 11:10am Heuston/Waterford and 11:30am Heuston/Galway services are delayed by up to 50 minutes due to an earlier train failure at Newbridge.

You can get updates from the Irish Rail website here href="http://www.irishrail.ie" target="_blank">www.irishrail.ie or via their twitter account here @IrishRail