Drivers are facing miles of queues on the A12 after a lorry overturned in the carriageway and a crash took place in the queues.
The HGV overturned early this morning between junctions 30 and 29 on the southbound carriageway.
A crash involving four vehicles took place shortly afterwards.
Essex Police have told drivers to avoid the area
A spokesman said: "We’re urging drivers to plan their journey after a collision near Dedham.
"We’re helping Suffolk Police guide small amounts of traffic through, but the A12 is likely to remain closed for a significant time.
"It's currently closed in both directions btwn Junc 31 & Junc 29."
Both sides of the carriageway are closed whilst an air ambulance lands at the scene.
Read more:
- A12 traffic: Road closed near Colchester as lorry overturns
- WATCH: Video shows overturned lorry which has closed A12
Here is a map showing the queues on the A12 around Colchester:
We’re urging drivers to plan their journey after a collision near #Dedham.
— Essex Police (@EssexPoliceUK) February 10, 2021
We’re helping @SuffolkPolice guide small amounts of traffic through, but the #A12 is likely to remain closed for a significant time.
It's currently closed in both directions btwn Junc 31 & Junc 29. pic.twitter.com/42ZaqSZ2l6
There are now also delays on the southbound diversion route through Manningtree and Ardleigh.
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