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CrashStats

M4 westbound lane closure at J4, 25 Sep 2026

Cleared

This incident on the M4 has cleared. It started at 17:50 on Fri 25 Sep and cleared at 18:12 on Fri 25 Sep.

Last updated by National Highways at 18:12 on Friday 25 September 2026.

Closure details and map

Status
Cleared
Closure type
Lane closure
Category
Incident
Road
M4
Direction
Westbound
Junctions
J4
Location
M4 westbound within J4
Started
17:50 on Friday 25 September 2026
Cleared
18:12 on Friday 25 September 2026
Source
National Highways
Last updated by the source
18:12 on Friday 25 September 2026

Map of the M4 westbound lane closure at J4

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  • Cleared

Other M4 closures and crash records

3 other closures are in force on the M4 right now, and 58 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