M1 crash J11–J11A northbound
Cleared Cleared at 18:17 on 1 Oct 2026, after 4 h 43 min.
Crash on the M1 northbound at J11–J11A on Thursday 1 October 2026, from 13:34. Cleared at 18:17 after 4 h 43 min. Timeline of reports from TomTom, National Highways and the motorway signs.
M1 northbound · J11–J11A
Collision
Road closed · 13:34–18:17 (cleared after 4 h 43 min) · delay ~146 min · queue 8.2 mi
TomTom ×10 · National Highways ×2 · Motorway signs ×4
See the M1 on the live map M1 traffic now
Timeline
- TomTom: queueing traffic, “Slow traffic”, delay ~8 min
- TomTom: “Queuing traffic”
- TomTom: “Slow traffic”
- TomTom: “Queuing traffic”
- TomTom: “Slow traffic”
- TomTom: “Queuing traffic”
- TomTom: “Slow traffic”
- TomTom: queueing traffic, “Slow traffic”, delay ~7 min
- TomTom: “Queuing traffic”
- TomTom: delay now ~5 min (was ~14), “Slow traffic”
- TomTom: queueing traffic, “Stationary traffic”, delay ~9 min
- TomTom: queueing traffic, “Stationary traffic”, delay ~14 min
- TomTom: queueing traffic, “Slow traffic”, delay ~4 min
- TomTom: delay now ~10 min (was ~4), “Stationary traffic”
- TomTom: delay now ~32 min (was ~17)
- TomTom: delay now ~52 min (was ~31)
- TomTom: delay now ~74 min (was ~52)
- National Highways: road closed
- TomTom: road closed
- TomTom: delay now ~98 min (was ~74)
- Motorway signs: “REPORT OF DEBRIS”
- Motorway signs: “DEBRIS IN ROAD - SLOW”
- TomTom: queueing traffic, “Stationary traffic”, delay ~70 min
- Motorway signs: “COLLISION”
- National Highways: 2 of 4 lanes closed
- TomTom: queueing traffic, “Stationary traffic”, delay ~108 min (reported again)
- Motorway signs: “REPORT OF COLLISION”
- TomTom: queueing traffic, “Stationary traffic”, delay ~121 min
- Motorway signs no longer show “REPORT OF DEBRIS”
- TomTom: queueing traffic, “Stationary traffic”, delay ~11 min
- TomTom: “Queuing traffic”
- TomTom: delay now ~16 min (was ~9), “Stationary traffic”
- TomTom: delay now ~25 min (was ~14)
- Motorway signs no longer show “DEBRIS IN ROAD - SLOW”
- Motorway signs no longer show “REPORT OF COLLISION”
- Motorway signs no longer show “COLLISION”
- TomTom: delay now ~7 min (was ~17), “Slow traffic”
- National Highways: lane closure lifted
- TomTom: queueing traffic, “Stationary traffic”, delay ~24 min
- TomTom no longer reports it
- All clear: no source reports it any more
What the sources said
- Slow traffic
- Stationary traffic
- Closed
- M1 J12 northbound exit
- Overhead signs read “REPORT OF DEBRIS” (10 signs; furthest along: M1 southbound between J11 and J10).
- Overhead signs read “DEBRIS IN ROAD - SLOW” (1 sign; furthest along: M1 J11A southbound exit).
- Overhead signs read “REPORT OF COLLISION” (3 signs; furthest along: M1 northbound between J11 and J11A).
- Overhead signs read “COLLISION” (3 signs; furthest along: M1 southbound between J14 and J13).
- M1 southbound between J14 and J13
Other recent incidents on the M1
- M1 delays J12–J13 northbound
- M1 crash J8–J9 northbound
- M1 crash J20–J21 northbound
- M1 crash J27–J26 southbound
- M1 crash J14–J13 southbound
- M1 crash J30–J31 northbound
- M1 reported crash J12–J13 northbound
- M1 crash J9–J10 northbound
- M1 crash J8 southbound
- M1 reported crash J36 southbound
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.