Bad news for Luas users - four days of strike action are set to go ahead.
SIPTU members have served notice of action on the company amid a dispute over pay and conditions.
Transdev says some tram drivers are seeking pay increases of up to 54 per-cent as part of the row - which it's not in a position to pay.
Workers are due to down tools on the 11th, 12th, 18th and 19th February.
