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A12 road closures & live traffic incidents

No live incident closures on the A12 right now, but 1 roadwork is currently in force.

Live A12 updates from National Highways and Traffic Wales: incident closures, roadworks in force, planned closures for the week ahead and recently cleared disruption.

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Active roadworks
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A12 roadworks in force now

A12 northbound Jct 14 to Jct 15 lane closure

Planned Roadworks National Highways
Chelmsford A12 · A12 Northbound Between B1002 And A414 Near Chelmsford (West)

Expected to clear in 7 hours 12 minutes

Started 13 Oct 2026, 20:00 Expected clear 14 Oct 2026, 04:00

A12 northbound Jct 14 to Jct 15 lane closure

Category: Road Maintenance
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Recently cleared on the A12

All live closures A12 closure history