Via Dublin Fire Brigade:
Firefighter/Paramedics from Swords and Finglas attended a roll-over road traffic accident on the M1 at the service centre near Balbriggan, county Dublin. Firefighters worked with motorway Traffic Control Centre crews to clear the motorway which was blocked by the safety barrier. One person taken to hospital by the National Ambulance Ser5vice
The M1 citybound has been hit by long delays after a collision involving some lorries at the entrance to the Dublin Port Tunnel.
The incident occurred at 7.40am and one man has been taken to hospital.
Four fire engines and two ambulances were called to the scene.
All three southbound lanes remain closed and drivers are being asked to divert to the R139 and Malahide Rd or M50 and Ballymun Rd.
Long delays on M1 after lorries collide near Port Tunnel (RTÉ)