A1(M) crash J46–J45 southbound

Crash on the A1(M) southbound at J46–J45 on Friday 25 September 2026, from 11:11. Cleared at 16:03 after 4 h 52 min. Timeline of reports from TomTom and the motorway signs.

Status

Cleared 16:03 on 25 Sept 2026, after 4 h 52 min

Location

A1(M) southbound · J46–J45

Reported as

Collision

At its worst

Stationary traffic · delay ~20 min

Sources

TomTom ×11 · Motorway signs ×2

Timeline

1. Fri 11:11 TomTom: queueing traffic, “Slow traffic”, delay ~3 min
2. Fri 11:16 TomTom no longer reports it
3. Fri 11:16 All clear: no source reports it any more
4. Fri 11:28 TomTom: queueing traffic, “Queuing traffic”, delay ~4 min (reported again)
5. Fri 11:33 TomTom: “Slow traffic”
6. Fri 11:42 TomTom no longer reports it
7. Fri 11:42 All clear: no source reports it any more
8. Fri 11:46 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
9. Fri 11:59 TomTom no longer reports it
10. Fri 11:59 All clear: no source reports it any more
11. Fri 12:08 TomTom: queueing traffic, “Slow traffic”, delay ~5 min (reported again)
12. Fri 12:25 TomTom: queueing traffic, “Slow traffic”, delay ~8 min (reported again)
13. Fri 12:55 TomTom: queueing traffic, “Slow traffic”, delay ~6 min
14. Fri 13:00 TomTom: “Stationary traffic”
15. Fri 13:00 TomTom no longer reports it
16. Fri 13:00 All clear: no source reports it any more
17. Fri 13:09 TomTom: queueing traffic, “Queuing traffic”, delay ~6 min (reported again)
18. Fri 13:13 TomTom no longer reports it
19. Fri 13:30 Motorway signs: “COLLISION SLOW DOWN”
20. Fri 13:32 Motorway signs: “A1M J45-J44 COLLISION”
21. Fri 13:39 TomTom: collision, “Stationary traffic, Accident”, delay ~13 min
22. Fri 14:01 TomTom: now says queueing traffic, “Stationary traffic”
23. Fri 14:05 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
24. Fri 14:10 TomTom: delay now ~14 min (was ~20)
25. Fri 14:11 Motorway signs no longer show “A1M J45-J44 COLLISION”
26. Fri 14:11 Motorway signs no longer show “COLLISION SLOW DOWN”
27. Fri 14:14 TomTom no longer reports it
28. Fri 14:14 All clear: no source reports it any more
29. Fri 14:18 TomTom: queueing traffic, “Stationary traffic”, delay ~9 min (reported again)
30. Fri 14:23 TomTom: queueing traffic, “Slow traffic”, delay ~6 min
31. Fri 14:31 TomTom: “Queuing traffic”
32. Fri 14:36 TomTom: queueing traffic, “Queuing traffic”, delay ~7 min
33. Fri 14:36 TomTom: delay now ~6 min (was ~13), “Slow traffic”
34. Fri 14:40 TomTom: delay now ~14 min (was ~6), “Queuing traffic”
35. Fri 14:49 TomTom: “Slow traffic”
36. Fri 14:53 TomTom: “Queuing traffic”
37. Fri 15:02 TomTom: delay now ~8 min (was ~13), “Slow traffic”
38. Fri 15:06 TomTom: queueing traffic, “Stationary traffic”, delay ~9 min
39. Fri 15:10 TomTom: “Queuing traffic”
40. Fri 15:15 TomTom: queueing traffic, “Slow traffic”, delay ~5 min
41. Fri 15:50 TomTom: queueing traffic, “Slow traffic”, delay ~7 min
42. Fri 15:54 TomTom: queueing traffic, “Slow traffic”, delay ~6 min
43. Fri 15:58 TomTom: “Queuing traffic”
44. Fri 16:03 TomTom no longer reports it
45. Fri 16:03 All clear: no source reports it any more

Source reports

• Slow traffic
• Queuing traffic
• Stationary traffic
• Overhead signs read “A1M J45-J44 COLLISION” (4 signs; furthest along: A1(M) southbound between J46 and J45).
• Overhead signs read “COLLISION SLOW DOWN” (1 sign; furthest along: A1(M) southbound between J45 and J44).

Other recent incidents on the A1(M)

• A1(M) crash J14 northboundyesterday 12:07 · cleared after 1 h 13 min
• A1(M) crash J16–J17 northboundyesterday 08:41 · cleared after 4 h 39 min
• A1(M) crash J16–J17 northboundMon 09:31 · cleared after 2 h 1 min
• A1(M) stopped traffic J3Mon 07:06 · cleared after 1 h 41 min
• A1(M) crash J53–J52Sat 13:37 · cleared after 12 h 2 min
• A1(M) crash J52–J53 northboundSat 03:18 · cleared after 1 h 30 min
• A1(M) crash J52–J53 northboundSat 02:31 · cleared after 1 h 54 min
• A1(M) crash J48–J49 northboundSat 02:30 · cleared after 1 h 55 min
• A1(M) stopped traffic J63–J64Fri 13:59 · cleared after 23 min
• A1(M) stopped trafficThu 17:41 · cleared after 55 min

Live traffic and past incidents at A1(M) J46 and A1(M) J45.

The sources don't report causes or injuries, so neither does this page. Times are UK time. For alerts, follow @motorways.me on Bluesky.