M4 crash J11–J10 eastbound

Cleared Cleared at 22:26 on 30 Sept 2026, after 54 min.

Crash on the M4 eastbound at J11–J10 on Wednesday 30 September 2026, from 21:33. Cleared at 22:26 after 54 min. Timeline of reports from the motorway signs and National Highways.

1. !

   M4 eastbound · J11–J10

   Collision

   4 of 4 lanes closed · 21:33–22:26 (cleared after 54 min)

   Motorway signs · National Highways ×3

See the M4 on the live map M4 traffic now

Timeline

1. 21:33 National Highways: 4 of 4 lanes closed
2. 21:34 Motorway signs: “COLLISION”
3. 21:48 National Highways: 4 of 4 lanes closed
4. 21:48 National Highways: 1 of 4 lanes closed
5. 22:18 National Highways: 2 of 4 lanes closed (was 4)
6. 22:19 Motorway signs no longer show “COLLISION”
7. 22:26 National Highways: lane closure lifted
8. 22:26 All clear: no source reports it any more

What the sources said

• Overhead signs read “COLLISION” (2 signs; furthest along: M4 eastbound between J11 and J10).
• M4 eastbound between J11 and J10

Other recent incidents on the M4

• M4 closed J19–J20 westbound · 21:49, still reported
• M4 closed J16–J17 westbound · 21:42, still reported
• M4 closed J13–J14 westbound · 19:55, still reported
• M4 closed J12–J13 westbound · 19:55, still reported
• M4 closed J15–J16 westbound · 19:54, still reported
• M4 closed J16–J17 westbound · 19:54, cleared after 1 h
• M4 closed J20–J21 westbound · 19:43, still reported
• M4 crash J35 eastbound · 08:38, cleared after 3 h 6 min
• M4 crash J4 eastbound · 07:14, cleared after 1 h 2 min
• M4 closed J10 westbound · yesterday 22:00, cleared after 36 min

About this page

This page shows what the data sources reported about this event and when, merged from every source that reported it at the same place. It doesn't say what caused it or whether anyone was hurt: no source reports that. Times are UK time. For live alerts, follow @motorways.me on Bluesky.