A1(M) | North Yorkshire | Carriageway Closure | Long Delays 45 minutes

Incident timeline

1. 12:36, 24 JulFirst report

   The A1M in North Yorkshire is closed northbound between J46 (Kirk Deighton) and J47 (near, Knaresborough) due to a collision involving two cars which occurred shortly before 11:30am.

2. 12:50, 24 JulUpdate

   The A1M in North Yorkshire is closed northbound between J46 (Kirk Deighton) and J47 (near, Knaresborough) due to a collision involving two cars which occurred shortly before 11:30am.

3. 13:25, 24 JulUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 49 minutes. Delays of 45 minutes still recorded. Monitoring continues.

4. 13:30, 24 JulUpdate

   The A1M in North Yorkshire is closed northbound between J46 (Kirk Deighton) and J47 (near, Knaresborough) due to a collision involving two cars which occurred shortly before 11:30am.

5. 13:40, 24 JulUpdate

   ✅ Incident cleared — A1 reopened at 13:40 on 24 Jul 2026. Total disruption: 1h 4m. All lanes open, traffic returning to normal.

6. 04:53, 6 NovFinal update

   The A1M in North Yorkshire is closed northbound between J46 (Kirk Deighton) and J47 (near, Knaresborough) due to a collision involving two cars which occurred shortly before 11:30am.

Wording from National Highways, recorded as it changed.

More on the A1

• A1A1 - IncidentModerate · 2h ago
• A1A1 - IncidentSevere · 8h ago
• A1A1 - IncidentModerate · 5 Nov 2026, 17:20
• A1A1 - IncidentModerate · 4 Nov 2026, 17:56
• A1A1 - IncidentSevere · 4 Nov 2026, 02:06