A12 | Essex | Road Closure | Long Delays

Incident timeline

1. 10:10, 3 SepFirst report

   The A12 in Essex is closed in both directions between J27 and J29 near Colchester, due to a police-led incident which occurred shortly after 09:30 this morning. 


2. 10:46, 3 SepUpdate

   The A12 in Essex is closed in both directions between J27 and J29 near Colchester, due to a police-led incident which occurred shortly after 09:30 this morning. 


3. 11:21, 3 SepUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 1h 10m. Monitoring continues.

4. 11:26, 3 SepUpdate

   The A12 in Essex is closed in both directions between J27 and J29 near Colchester, due to a police-led incident which occurred shortly after 09:30 this morning. 


5. 11:51, 3 SepUpdate

   ✅ Incident cleared — A12 reopened at 11:51 on 3 Sep 2026. Total disruption: 1h 40m. All lanes open, traffic returning to normal.

6. 02:51, 6 NovFinal update

   The A12 in Essex is closed in both directions between J27 and J29 near Colchester, due to a police-led incident which occurred shortly after 09:30 this morning. 


Wording from National Highways, recorded as it changed.

More on the A12

• A12A12 - CollisionSevere · 1 Dec 2026, 09:19
• A12A12 - IncidentSevere · 30 Oct 2026, 10:47
• A12A12 - IncidentSevere · 20 Oct 2026, 15:33
• A12A12 - IncidentSevere · 20 Oct 2026, 15:29
• A12A12 - IncidentModerate · 18 Oct 2026, 12:40