Live incidentLane closureNational Highways
M4 westbound lane closure at J8, live incident, started Sun 4 Oct, 21:27
- Road
- M4
- Direction
- Westbound
- Junctions
- J8
- Started
- Sun 4 Oct, 21:27
- Category
- Incident
M4 eastbound lane closure at J10, 10 Sep 2026
Cleared
This incident on the M4 has cleared. It started at 08:53 on Thu 10 Sep and cleared at 09:00 on Thu 10 Sep.
Last updated by National Highways at 09:00 on Thursday 10 September 2026.
Closure details and map
- Status
- Cleared
- Closure type
- Lane closure
- Category
- Incident
- Road
- M4
- Direction
- Eastbound
- Junctions
- J10
- Location
- M4 eastbound within J10 before A329(M) westbound access
- Started
- 08:53 on Thursday 10 September 2026
- Cleared
- 09:00 on Thursday 10 September 2026
- Source
- National Highways
- Last updated by the source
- 09:00 on Thursday 10 September 2026
Map of the M4 eastbound lane closure at J10
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 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.
- Live incidentLane closureNational Highways
M4 westbound lane closure between J8 and J10, live incident, started Sun 4 Oct, 21:27
- Road
- M4
- Direction
- Westbound
- Junctions
- J8 to J10
- Started
- Sun 4 Oct, 21:27
- Category
- Incident
- Active roadworksCarriageway closureNational Highways
M4 eastbound carriageway closure between J23 and J22, active roadworks, started Sun 4 Oct, 20:51
- Road
- M4
- Direction
- Eastbound
- Junctions
- J23 to J22
- Started
- Sun 4 Oct, 20:51
- Expected to clear
- Mon 5 Oct, 06:00
- Category
- Road Maintenance
- Active roadworksLane closureNational Highways
M4 eastbound lane closure between J19 and J18, active roadworks, started Sun 4 Oct, 20:43
- Road
- M4
- Direction
- Eastbound
- Junctions
- J19 to J18
- Started
- Sun 4 Oct, 20:43
- Expected to clear
- Mon 5 Oct, 06:00
- Category
- Road Maintenance
- Active roadworksExit slip road closureTraffic Wales
M4 eastbound exit slip road closure at J35 Pencoed, active roadworks, started Tue 15 Sep, 19:00
- Road
- M4
- Direction
- Eastbound
- Junctions
- J35
- Area
- J35 Pencoed
- Started
- Tue 15 Sep, 19:00
- Expected to clear
- Fri 9 Oct, 06:00
- Category
- Clearance Work
- Active roadworksExit slip road closureTraffic Wales
M4 eastbound exit slip road closure at J35 Pencoed, active roadworks, started Tue 15 Sep, 19:00
- Road
- M4
- Direction
- Eastbound
- Junctions
- J35
- Area
- J35 Pencoed
- Started
- Tue 15 Sep, 19:00
- Expected to clear
- Tue 13 Oct, 06:00
- Category
- Clearance Work