The hospital won't be complete for at least another 18 months.
The chair of the Dáil's spending watchdog says he's hugely concerned the cost of building the National Children's Hospital has already topped €1 billion.
It was originally estimated at €800 million, but the Oireachtas Public Accounts Committee has been told three quarters of the construction budget has now been spent.
That's despite another 18 months to go on the project at St James's Hospital in Dublin.
Committee chair and Laois-Offaly Sinn Féin TD, Brian Stanley, believes the contract has left the state open to an overspend: