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M4 eastbound lane closure between J4B and J4, 23 Aug 2026

Cleared

This incident on the M4 has cleared. It started at 09:57 on Sun 23 Aug and cleared at 10:23 on Sun 23 Aug.

Last updated by National Highways at 10:23 on Sunday 23 August 2026.

Closure details and map

Status
Cleared
Closure type
Lane closure
Category
Incident
Road
M4
Direction
Eastbound
Junctions
J4B to J4
Location
M4 eastbound between J4B and J4
Started
09:57 on Sunday 23 August 2026
Cleared
10:23 on Sunday 23 August 2026
Source
National Highways
Last updated by the source
10:23 on Sunday 23 August 2026

Map of the M4 eastbound lane closure between J4B and J4

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  • Cleared

Other M4 closures and crash records

23 other closures are in force on the M4 right now, and 42 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