The M25 has closed clockwise following a serious crash between a car and a lorry cutting off access to Heathrow Airport.
All four lanes within J14 A3113 Airport Way were forced to close just before 5am.
A man has been taken to hospital after being rescued by firefighters.
It is expected they won’t reopen until midday.
The Metropolitan Police, Surrey Fire and Rescue Service and South East Coast Ambulance Service are all at the scene.
Drivers are being diverted through exit sliproads, but queues remain as long as 60 minutes.
Surrey Fire and Rescue said: ‘The carriageway remains closed clockwise at junction 14 with motorists being diverted via the slip roads.
‘National Highways is providing traffic updates.
‘The Brigade was called at 0441 and firefighters from Hayes Fire Station, along with Surrey Fire & Rescue Service, attended the scene.
‘The Brigade left the scene by 0623, with the incident left in the care of the Metropolitan Police and National Highways.’
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