The coast-bound carriageway on the M2 is currently closed while vehicles from a car crash are being recovered.
Car passengers have been stuck in queues for hours and some have been walking along the hard shoulder of the motorway.
The two vehicle collision involved a white Renault lorry and a black Ford Transit.
The man was taken by air ambulance with serious injuries and another man had minor injuries.
More top news
Friday morning's forecast for the east of the region
Friday morning's forecast for the west of the region
Gravitational waves - ripples in spacetime - have been detected by scientists a century after Albert Einstein predicted their existence.