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M1 crash J43–J42 southbound

Crash on the M1 southbound at J43–J42 on Thursday 15 October 2026, from 15:55. Cleared at 17:57 after 2 h 2 min. Timeline of reports from TomTom and the motorway signs.

Status
Cleared 17:57 on 15 Oct 2026, after 2 h 2 min
Location
M1 southbound · J43–J42
Reported as
Collision
At its worst
Stationary traffic · delay ~54 min
Sources
TomTom ×2 · Motorway signs ×2
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Timeline

  1. Motorway signs: “COLLISION SLOW DOWN”
  2. TomTom: queueing traffic, “Stationary traffic”, delay ~8 min
  3. TomTom: delay now ~24 min (was ~8)
  4. TomTom: delay now ~54 min (was ~24)
  5. TomTom: delay now ~37 min (was ~54)
  6. Motorway signs: “M1 J43 & 42 COLLISION”
  7. TomTom: now says collision, delay now ~20 min (was ~37), “Stationary traffic, Accident”
  8. TomTom: now says queueing traffic, “Stationary traffic”
  9. TomTom: now says collision, “Stationary traffic, Accident”
  10. TomTom: now says queueing traffic, “Stationary traffic”
  11. TomTom: now says collision, “Stationary traffic, Accident”
  12. TomTom: delay now ~24 min (was ~18)
  13. TomTom: now says queueing traffic, “Stationary traffic”
  14. TomTom: “Queuing traffic”
  15. Motorway signs no longer show “COLLISION SLOW DOWN”
  16. Motorway signs no longer show “M1 J43 & 42 COLLISION”
  17. TomTom: queueing traffic, “Slow traffic”, delay ~9 min
  18. TomTom no longer reports it
  19. All clear: no source reports it any more

Source reports

Other recent incidents on the M1

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