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A12 northbound mobile lane closure between J23 and J29, 5 Oct 2026

Planned

This roadworks closure on the A12 is planned to start at 21:00 on Mon 5 Oct and expected to clear at 05:00 on Tue 6 Oct.

Last updated by National Highways at 00:53 on Monday 5 October 2026.

Closure details and map

Status
Planned
Closure type
Mobile lane closure
Category
Road Maintenance
Road
A12
Direction
Northbound
Junctions
J23 to J29
Location
A12 northbound between B1024 near Kelvedon (north) and A120 near Colchester (west)
Lanes
1 of 2 lanes closed
Planned start
21:00 on Monday 5 October 2026
Expected to clear
05:00 on Tuesday 6 October 2026
Details
A12 northbound Jct 23 to Jct 29 mobile lane closure
Source
National Highways
Last updated by the source
00:53 on Monday 5 October 2026

Map of the A12 northbound mobile lane closure between J23 and J29

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  • Planned

Other A12 closures and crash records

1 other closure is in force on the A12 right now, and 27 more are planned in the next 7 days.

The A12 accident statistics from 1979 to 2025 record 27,581 collisions on the road, 647 of them fatal.

All A12 closures