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A13 westbound closed A1012 and the junction with the M25.
Eastbound carriageway was held briefly with long delays.
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12:59pm
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The crash has left a man in hospital after his motorbike hit another vehicle.
The A13 has now reopened.
Find further updates and more news on our homepage.
12:34pm
Road reopens
The A13 westbound has reopened.
It comes after a “serious collision and a vehicle fire”, according to National Highways.
12:00pm
Here’s a picture from a driver who was stranded in queues of traffic after the A13 was closed by a crash.
11:54am
Road closure expected to late afternoon
National Highways anticipates the road will be closed until around 4.15pm, though these estimates often change.
11:37am
Moped rider hospitalised
The moped rider who was injured was an adult man.
He is in The Royal London Hospital with an injured leg and wrist, an East of England Ambulance Service spokesperson said.
11:03am
Vehicle fire
In addition to the crash, there has been a vehicle fire.
This comes from National Highways, who also confirmed the air ambulance attended the incident.
It said: “The A13 in Essex is closed westbound between the A1012 near North Stifford (Thurrock) and the M25/A282 due to a serious collision and vehicle fire.
“Essex emergency services are in attendance, including the Air Ambulance.”
