A collision has occurred at the Jack Lynch Tunnel this morning.
AA Roadwatch said: "There's a collision on the N40 eastbound in the Jack Lynch Tunnel, with traffic slowing on approach.
"Outside the city, there are delays on the Carrigrohane/Ballyandreen Rd (R579) passing Muskerry Golf Club.
"There's a queue on the N28 towards Shanbally Cross from Raffeen Bridge.
There are also delays both ways on the N22 between Ballyvourney and Macroom.