M4 crash J4 eastbound

Cleared Cleared at 12:08 on 3 Oct 2026, after 49 min.

Crash on the M4 eastbound at J4 on Saturday 3 October 2026, from 11:19. Cleared at 12:08 after 49 min. Timeline of reports from the motorway signs.

1. !

   M4 eastbound · J4

   Collision

   11:19–12:08 (cleared after 49 min)

   Motorway signs

See the M4 on the live map M4 traffic now

Timeline

1. 11:19 Motorway signs: “COLLISION”
2. 12:08 Motorway signs no longer show “COLLISION”
3. 12:08 All clear: no source reports it any more

What the sources said

• Overhead signs read “COLLISION” (1 sign; furthest along: M4 eastbound within J4).

Other recent incidents on the M4

• M4 crash Westbound · Thu 09:54, cleared after 55 min
• M4 stopped traffic J15–J16 · Thu 07:09, cleared after 12 h 36 min
• M4 stopped traffic J3–J2 · Thu 06:42, cleared after 3 h 14 min
• M4 closed J16–J17 westbound · Thu 01:57, cleared after 43 min
• M4 closed J19–J20 westbound · Wed 21:49, cleared after 8 h 40 min
• M4 closed J16–J17 westbound · Wed 21:42, cleared after 2 h 5 min
• M4 crash J11–J10 eastbound · Wed 21:33, cleared after 9 h 19 min
• M4 closed J13–J14 westbound · Wed 19:55, cleared after 10 h 35 min
• M4 closed J12–J13 westbound · Wed 19:55, cleared after 10 h 35 min
• M4 closed J15–J16 westbound · Wed 19:54, cleared after 10 h 35 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.