Gardai are dealing with a major oil spill on roads across Cavan and Monaghan.
The Castleblayney to Ballybay road has been closed because of dangerous conditions.
There are also reports of oil from Crossmaglen, and at Castleblayney Roundabout.
Meanwhile limited access is allowed between Cootehill and Tullyvin, as Gardaí and council staff treat oil spills there.
Motorists are being also advised to be aware of dangerous conditions from Ballybay to Cootehill.
There are reports of further oil spills on the N55 from Cavan town to Granard.