A man has been flown to hospital after being found between "two pieces of equipment" at a Dublin port.
The accident at work happened around 10am this morning.
He was taken to Mater Hospital in "critical condition".
A Gardaí spokesman said: "The Gardaí are investigating a serious workplace incident that occurred today at 30.10.99 at around 10am in a yard in the Dublin port area.
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"A man in his 30s was discovered stuck between two pieces of equipment.
"The man was taken to Mater Hospital in critical condition.
"Investigations are ongoing."