Skip to main content
CrashStats

M4 mobile lane closure in both directions between J18 and J17, 1 Oct 2026

Cleared

This roadworks closure on the M4 has cleared. It started at 20:00 on Thu 1 Oct and cleared at 06:00 on Fri 2 Oct.

Last updated by National Highways at 05:35 on Saturday 3 October 2026.

Closure details and map

Status
Cleared
Closure type
Mobile lane closure
Category
Road Maintenance
Road
M4
Direction
Both directions
Junctions
J18 to J17
Location
M4 eastbound between J18 and J17
Lanes
1 of 4 lanes closed
Started
20:00 on Thursday 1 October 2026
Cleared
06:00 on Friday 2 October 2026
Details
M4 both directions Jct 15 to 22 - mobile lane closure
Source
National Highways
Last updated by the source
05:35 on Saturday 3 October 2026

Map of the M4 mobile lane closure in both directions between J18 and J17

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • Cleared

Other M4 closures and crash records

7 other closures are in force on the M4 right now, and 57 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