Location: northbound entry slip at junction J20 (Nailsea) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 11 July 2025 to 06:00 on 12 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.7 miles from Flat Holm.

Location: northbound entry slip at junction J19 (Portishead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 9 July 2025 to 06:00 on 10 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.97 miles from Flat Holm.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 9 July 2025 to 06:00 on 10 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.35 miles from Flat Holm.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane Closures : Lane four will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 8 July 2025 to 06:00 on 9 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.45 miles from Flat Holm.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 7 July 2025 to 06:00 on 8 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.23 miles from Flat Holm.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 7 July 2025 to 06:00 on 8 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.83 miles from Flat Holm.

Location: northbound at junction J20 (Nailsea) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 04:00 from 5 July 2025 to 22 August 2025.
Schedule : Expect disruption everyday between 20:00 and 04:00 from 26 August 2025 to 28 March 2026.
Schedule : From 20:00 on 28 March 2026 to 04:00 on 29 March 2026.
Schedule : Expect disruption everyday between 20:00 and 04:00 from 29 March 2026 to 1 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.7 miles from Flat Holm.
