The Northern Ireland Ambulance Service (NIAS) dispatched two emergency crews and one doctor to the scene of a serious incident on the A12 Westlink on-slip on Thursday morning.
The incident followed a road traffic crash on the on-slip at Clifton Street, heading towards York Street, as the route was blocked by a HGV.
A spokesperson for the NIAS said that no patients were taken to hospital.
They said: “The Northern Ireland Ambulance Service received a 999 call at 7.53am on Thursday 21st November following reports of an RTC in the Clifton Street Area, Belfast.
“NIAS despatched two emergency ambulance crews and one doctor to the incident.
“Following initial assessment and treatment at scene, no patients were taken to hospital.”
A spokesperson for the PSNI said: “Clifton Street, North Belfast is closed in both directions between Carlisle Circus and North Queen Street following a road traffic collision this morning, Thursday 21st November.
“Both the on slip and off slip onto the Westlink at Clifton Street are also closed and motorists should seek alternative routes.”