SIPTU President Jack O Connor has called on the Chief Executive of the WRC to resign over comments he made about the Luas drivers dispute.

In an interview this morning Kieran Mulvey said it's "extraordinary" no one from SIPTU has contacted him since drivers rejected a set of proposals agreed at the Workplace relations Commission.

Under the terms of those proposals drivers were due to receive pay increases of almost 19 per cent over 33 months.

Workers will now hold another two days of strike action tomorrow and Sunday.

Mr Mulvey said most union representatives would get a 'standing ovation' if they put the same proposals to their members.

But SIPTU President Jack of Connor says his comments are out of order.

With this weekend's two day tram strike looking almost certain to go ahead - the Transport Minister Pascal Donohoe has rejected calls to intervene:

Gerry Madden is the CEO of the company which runs the Luas, Transdev.

He doesn't think that Kieran Mulvey needs to step down from his role at the WRC: