Overview
- National Highways reports severe queues of roughly 90 to 120 minutes in the Essex stretch between Royston (J10) and Stansted (J8).
- Lanes one and two are shut after a major collision, leaving the carriageway operating at reduced capacity in lane three.
- Essex Police are managing traffic on scene with support from National Highways traffic officers.
- Motorists are urged to allow extra time, consider re-routing or delaying travel, and use Traffic England or the 24/7 helpline at 0300 123 5000 for updates.
- A separate vehicle fire on Friday near J12 Grantchester Road in Cambridge temporarily held northbound traffic, with two Cambridge fire crews attending.