6am: Due to a major signalling fault there are currently no services operating into and out of Heuston Station in Dublin.
This is impacting on all intercity routes into and out of Heuston as well as Portlaoise Commuter and Newbridge/Hazelhatch to Grand Canal Dock Commuter service.
DART, Commuter and Intercity services into and out of Connolly are operating as normal.
Engineers are working to rectify the fault.
No bus alternatives can be arranged due to the large volume of customers affected. Customer who have not arrived at their departure station should seek alternative arrangements.
Iarnród Éireann apologises for an inconvenience caused.
Separately, Ballymote Gardai wish to advise that there is no through road from Gurteen to Ballymote for the next few hours this morning as Gardai attempt to clear a large truck which has gone off the road.