Overview
- National Highways reported up to six miles of congestion with delays of as much as 60 minutes on the A12.
- Essex Police shut a lane shortly before 6pm on the southbound side near junction 27, and it was reported reopened around 6.20pm.
- The AA live map showed queues stretching back to junction 29 near the Suffolk border.
- A later update said four broken down vehicles on the Ipswichbound side near Colchester Stadium worsened traffic, with some drivers reported reversing up slip roads.
- Reporters said delays remained at about 45 minutes into the evening and that the number of vehicles involved and any injuries were not yet confirmed.