Update at 12:45 - The road has partially reopened.
Gardaí and Emergency Services are currently at the scene of a two-car collision outside Kilmeaden, approaching from the Waterford side.
The road is understood to be closed, with local diversions in place.
It is not yet known if any injuries have been sustained.
Advertisement
Drivers are advised to take alternative routes.
For the latest Waterford News and Sport, tune into WLR News on the hour and download the WLR App for news on demand.
