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At a glance

🕐 Last verified 1 Oct, 17:29

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StatusPlanned
Severity (NH)Severe
RoadA12
DirectionSouthbound (London-bound)
RegionEast of England
Category (NH)nhTravelAlert
StartsTue 1 Dec, 09:19
ClearedThu 1 Oct, 17:29
Road typeA-Road (varies by section)
Speed limit30-70 mph (varies by section)
ReferenceREF-26224534
Views310

Times are UK time.

What National Highways say

A12 - Collision

The A12 in Suffolk is closed southbound between J32b near Copdock and J32a at Capel St Mary due to a collision.

The official National Highways record of this incident, kept here after the road reopens.
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Live Incident Timeline

1 update captured · Cleared

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A12  · Southbound J32b-J32a ✓ CLEARED

📋 Your Premium Report includes 1 timestamped update:

✓ Full timestamped update timeline
✓ Green-highlighted changes each update
✓ All 1 affected segments tracked
✓ Expected clear time per segment
✓ Weather & road surface at incident
✓ Emergency services confirmed
✓ Insurance claim checklist
✓ 3 ready-to-use template letters

A police collision report costs £215+ and takes 6–8 months. This report is available within minutes.

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Recent A12 incidents

10 incidents and roadworks logged on the A12 in the last 30 days, 7 of them serious or severe. Times are UK time.

A12 | Essex | Carriageway Closure | Expect DelaysSun 6 Sep, 20:10 A12 | Essex | Carriageway Closure | Expect DelaysSat 5 Sep, 04:47 A12 | Essex | Road Closure | Long DelaysThu 3 Sep, 10:10 A12 | Essex | Road Closure | Long Delays 60 minutesMon 10 Aug, 11:33 A12 | Essex | Road Closure | Expect DelaysMon 10 Aug, 11:33 A12 | Essex | Road Closure | Expect DelaysMon 10 Aug, 11:33
Every A12 incident

Common questions

Is the A12 closed?

Not yet. National Highways have planned roadworks on the A12 southbound (London-bound) from 09:19 UK time on Tue 1 Dec. See the A12 right now.

What is planned on the A12 on 1 Dec 2026?

Planned roadworks on the A12 southbound (London-bound) in the East of England, from 09:19 UK time on Tue 1 Dec.

Where can I see everything else on the A12?

The A12 live page shows what is happening now, and the A12 archive has every incident on record.

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