Description: M4 : Eastbound : J23A (Magor) Magor : Incident : Offslip closed : Due to Obstruction :, Start time: 08/07/2025 0:48 , Expected end time: 08/07/2025 6:48, Severity: Road closure, Source: Welsh Government, Last updated: 08/07/2025 0:48
Nearest town: 8.81 miles from St Brides Wentlooge.

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: 13.55 miles from St Brides Wentlooge.

Location: southbound between junctions J18 (Bristol) and J19 (Portishead) .
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: 14.79 miles from St Brides Wentlooge.

Location: northbound at junction J16 (Thornbury) .
Lane Closures : Lane three will be closed.
Due to: Roadworks 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 three lanes closed.
Nearest town: 19.66 miles from St Brides Wentlooge.

Location: southbound entry slip at junction J17 (Bristol West) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 July 2025 to 06:00 on 9 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.81 miles from St Brides Wentlooge.

Location: southbound at junction J17 (Bristol West) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 8 July 2025 to 06:00 on 9 July 2025.
Nearest town: 17.89 miles from St Brides Wentlooge.

Location: southbound at junction J17 (Bristol West) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 July 2025 to 06:00 on 9 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.89 miles from St Brides Wentlooge.

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Due to: Roadworks scheme.
Period : from 21:03 on 7 July 2025 to 06:00 on 12 July 2025.
Nearest town: 12.6 miles from St Brides Wentlooge.

Location: northbound at junction J18A (South Wales) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 8 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 15.22 miles from St Brides Wentlooge.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 8 July 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 14.24 miles from St Brides Wentlooge.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 8 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 13.92 miles from St Brides Wentlooge.

Location: westbound between junctions J21 (Chepstow) and J22 (Avonmouth) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 8 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 16.99 miles from St Brides Wentlooge.

Location: westbound entry slip at junction J22 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 July 2025 to 06:00 on 9 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.9 miles from St Brides Wentlooge.

Location: southbound between junctions J16 (Thornbury) and J17 (Bristol West) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 8 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 18.73 miles from St Brides Wentlooge.

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 8 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 17.28 miles from St Brides Wentlooge.

Location: westbound exit slip at junction J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 8 July 2025 to 15:30 on 8 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.26 miles from St Brides Wentlooge.

Location: westbound entry slip at junction J22 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.9 miles from St Brides Wentlooge.

Location: southbound entry slip at junction J20 (Nailsea) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.66 miles from St Brides Wentlooge.

Location: northbound between the junctions with the M5 and the M4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.92 miles from St Brides Wentlooge.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 16 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.5 miles from St Brides Wentlooge.

Location: westbound between the M4 and junction J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 16 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.47 miles from St Brides Wentlooge.

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: 10.55 miles from St Brides Wentlooge.

Location: southbound at junction J17 (Bristol West) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 11 July 2025 to 17:00 on 11 July 2025.
Nearest town: 17.78 miles from St Brides Wentlooge.

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 11 July 2025 to 17:00 on 11 July 2025.
Nearest town: 17.45 miles from St Brides Wentlooge.

Location: The junction of the M5 J18 (Bristol) and the M49 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.49 miles from St Brides Wentlooge.

Location: southbound between the junctions with the M4 and the M5 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.46 miles from St Brides Wentlooge.

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.95 miles from St Brides Wentlooge.

Location: southbound exit slip at junction J18 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.69 miles from St Brides Wentlooge.

Location: southbound exit slip at junction J18 (Bristol) .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.3 miles from St Brides Wentlooge.

Location: northbound entry slip from the M5 Avonmouth.
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: 15.3 miles from St Brides Wentlooge.

Location: northbound entry slip at junction J18 (Bristol) .
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: 14.95 miles from St Brides Wentlooge.

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: 14.02 miles from St Brides Wentlooge.

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: 10.64 miles from St Brides Wentlooge.

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 9 July 2025 to 06:00 on 10 July 2025.
Nearest town: 17.19 miles from St Brides Wentlooge.

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 July 2025 to 06:00 on 10 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.19 miles from St Brides Wentlooge.

Location: northbound exit slip at junction J17 (Bristol West) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 July 2025 to 06:00 on 10 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.67 miles from St Brides Wentlooge.

Location: eastbound at junction J22 (Avonmouth) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 8 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.7 miles from St Brides Wentlooge.

Location: northbound at junction J20 (Nailsea) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Emergency Roadside Drains works.
Period : expect disruption until 04:00 on 8 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 10.59 miles from St Brides Wentlooge.
