Thousands of Luas commuters are making alternative arrangements to get to work this morning.
Drivers have begun two days of strike action in the row with bosses over pay. Further stoppages are scheduled for the 18th and 19th of February.
Transdev, which operates Luas, says the two day strike will cost the company approximately €200,000
Its managing director Gerry Madeen is apologising to inconvenienced customers
Drivers are looking for a pay rises. They say they haven't seen an increase since 2011, and with rising passenger numbers and profits, staff think the company can afford to up their salaries.
SIPTU Transport Sector Organiser John Murphy says workers are sorry for putting passengers out, but feel they've been left with no choice.