Nurses are Beaumont Hospital say they will stage a work to rule later this month, if there's no dramatic improvement to the overcrowding in its Emergency Department.
The Industrial Action is set for 27th January.
Members of the INMO are holding a lunchtime protest at the gates of the hospital from 1 o'clock this afternoon.
The organisation's Lorraine Monaghan says they want to highlight the unsafe and distressing situation: