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M4 eastbound carriageway closure between J19 and J18, 28 Sep 2026

Cleared

This roadworks closure on the M4 has cleared. It started at 21:00 on Mon 28 Sep and cleared at 06:06 on Tue 29 Sep.

Last updated by National Highways at 05:57 on Wednesday 30 September 2026.

Closure details and map

Status
Cleared
Closure type
Carriageway closure
Category
Road Maintenance
Road
M4
Direction
Eastbound
Junctions
J19 to J18
Location
M4 eastbound within J19
Started
21:00 on Monday 28 September 2026
Cleared
06:06 on Tuesday 29 September 2026
Details
M4 eastbound Jct 19 to Jct 18 carriageway closure
Source
National Highways
Last updated by the source
05:57 on Wednesday 30 September 2026

Map of the M4 eastbound carriageway closure between J19 and J18

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  • Cleared

Other M4 closures and crash records

8 other closures are in force on the M4 right now, and 60 more are planned in the next 7 days.

The M4 accident statistics from 1979 to 2025 record 29,200 collisions on the road, 724 of them fatal.

All M4 closures