Two cars have collided on the Bradfield Highway leading up to the Sydney Harbor Bridge during rush hour.
Emergency services responded to a multi-vehicle crash in Milsons Point at 4.30pm on Thursday.
Paramedics, fire brigade and police are on scene and no serious injuries have been reported.
A major two-car crash occurred on the Bradfield Highway leading to the Sydney Harbor Bridge at 4.30pm on Thursday
No serious injuries have been reported and emergency services are advising traffic, which has been backed up for miles, to avoid the area.
Emergency workers on the bridge are talking to motorists stuck in traffic and the speed limit on the bridge has been reduced to 40 km/h.
Two northbound lanes are closed, leaving only two open during peak hours, where cars have come to a standstill.
Live Traffic NSW reported that 'traffic on the Western Distributor has been reduced to one lane.'
Witnesses claim cars are queuing as far as the Anzac Bridge and motorists have been advised to avoid the area.
More to come.