Location : The M1 southbound exit slip at junction J4 .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 September 2025 to 05:30 on 12 September 2025.
Schedule : From 23:00 on 12 September 2025 to 05:30 on 13 September 2025.
Lanes Closed : All lanes will be closed.