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M4 westbound lane closure at J23 Rogiet, 5 Oct 2026

Active roadworks

This roadworks closure on the M4 is in force now. It started at 21:00 on Mon 5 Oct and is expected to clear at 06:00 on Wed 7 Oct.

Last updated by Traffic Wales at 21:00 on Monday 5 October 2026.

Closure details and map

Status
Active roadworks
Closure type
Lane closure
Category
Carriageway Maintenance
Road
M4
Direction
Westbound
Junctions
J23
Location
J23 Rogiet
Working hours
21:00 to 06:00 overnight
Started
21:00 on Monday 5 October 2026
Expected to clear
06:00 on Wednesday 7 October 2026
Details
Carriageway maintenance, 1 lane closed
Source
Traffic Wales
Last updated by the source
21:00 on Monday 5 October 2026

Map of the M4 westbound lane closure at J23 Rogiet

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  • Active roadworks

Other M4 closures and crash records

9 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