M25 crash J27–J28 clockwise

Live Still reported at 18:52 UK time, since 16:53 (1 h 59 min).

Crash on the M25 clockwise at J27–J28 on Tuesday 29 September 2026, from 16:53. Still reported at 18:52 UK time. Timeline of reports from the motorway signs and TomTom.

1. !

   M25 clockwise · J27–J28

   Collision

   since 16:53 (1 h 59 min) · delay ~65 min

   Motorway signs ×4 · TomTom

See the M25 on the live map M25 traffic now

Timeline

1. 16:53 Motorway signs: “REPORT OF PEDESTRIANS”
2. 17:43 Motorway signs no longer show “REPORT OF PEDESTRIANS”
3. 17:43 All clear: no source reports it any more
4. 17:45 Motorway signs: “COLLISION SLOW DOWN”
5. 17:46 TomTom: collision, “Stationary traffic, Accident”, delay ~31 min
6. 18:06 Motorway signs: “M25 J28-J29 LANES CLOSED DUE TO COLLISION”
7. 18:28 TomTom: delay now ~89 min (was ~62)
8. 18:28 Motorway signs: “M25 J28-J29 COLLISION”
9. 18:43 Motorway signs no longer show “M25 J28-J29 LANES CLOSED DUE TO COLLISION”

What the sources said

• Overhead signs read “REPORT OF PEDESTRIANS” (17 signs; furthest along: M25 clockwise between J27 and J28).
• Stationary traffic, Accident
• Overhead signs read “COLLISION SLOW DOWN” (4 signs; furthest along: M25 clockwise between J28 and J29).
• Overhead signs read “M25 J28-J29 LANES CLOSED DUE TO COLLISION” (4 signs; e.g. M25 clockwise between J26 and J27). Marker placed near M25 J28–J29 using the signs there, so it is approximate.
• Overhead signs read “M25 J28-J29 COLLISION” (1 sign; e.g. M25 clockwise between J27 and J28). Marker placed near M25 J28–J29 using the signs there, so it is approximate.

Other recent incidents on the M25

• M25 crash J11–J12 clockwise · 15:21, still reported
• M25 crash J14–J15 clockwise · 14:36, still reported
• M25 crash J16 clockwise · 11:21, cleared after 50 min
• M25 crash J15 anticlockwise · 06:42, cleared after 4 h 13 min
• M25 crash J24 clockwise · 06:19, cleared after 2 h 52 min
• M25 crash J20–J19 anticlockwise · yesterday 17:02, cleared after 1 h 5 min
• M25 crash J5–J6 clockwise · yesterday 09:13, cleared after 1 h 52 min
• M25 crash J9–J8 anticlockwise · yesterday 05:15, cleared after 50 min
• M25 crash J5–J6 anticlockwise · Sun 18:52, cleared after 6 h 11 min
• M25 crash J16–J17 clockwise · Sun 16:29, cleared after 4 h 3 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.