The National Bus and Rail Union says there is no chance of calling off Sunday's rail strike which will inconvenience thousands of GAA fans travelling to Croke Park.
Their statement comes as Fianna Fáil's Transport spokesperson Timmy Dooley is calling on the Minister responsible to get involved.
A 48-hour work stoppage begins on Sunday, prompted by a row between management and unions over Labour Court-backed pay cuts.
In all, five days of strikes will take place in coming weeks.
Fianna Fáil's Transport Spokesperson is calling on Minister Paschal Donohue to get off the fence when it comes to the dispute.
Irish Rail says it expects services to come to a standstill this weekend, as members of the National Bus and Rail Union and SIPTU engage in strike action.
Mountshannon deputy Timmy Dooley says something needs to be done to prevent the action from going ahead.
Irish Rail says it won't close the door on talks with unions – spokesperson Barry Kenny says they don't expect any services to run throughout the strikes.
But General Secretary of the NBRU Dermot O'Leary says the company hasn't been available for talks.
Irish Rail's Chief Executive will return from holiday early tomorrow to lead the company's response.
It remains to be seen if anything can be done to avert the action.
In response to criticism over the impending Rail strike, the Minister for Transport says he hugely regrets the decision by the National Bus and Rail Union and Siptu to engage in industrial action,
But Paschal Donohoe has indicated he will not directly intervene:
