People are being warned that the section of road between Ballintogher and Ballygawley is treacherous due to a blocked culvert.
It's resulting in high levels of water flowing out on the road.
Efforts have been by Sligo County Council to address the issue but they have to wait for the water to subside before sufficient work can take place.
It could be a number of days before it's resolved.
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Local Sinn Fein Cllr Thomas Healy is urging all road users to be vigilant:
