Location: southbound between junctions J21 (Weston super Mare) and J22 (Burnham on Sea) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Road traffic collision.
Time To Clear : The event is expected to clear between 10:00 and 10:15 on 14 March 2026.
Normal traffic conditions are expected between 10:00 and 10:15 on 14 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 19.33 miles from Porthkerry.

Description: M4 : Eastbound : J32 (Cardiff) Coryton : Offslip closed : 17/03/26-18/03/26 2000-0600 :, Start time: 17/03/2026 20:00 , End Date: 18/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/03/2026 8:29
Nearest town: 10.27 miles from Porthkerry.

Description: A4232 : Southbound : M4 J33 Capel Llanilltern to St Fagans : Road closed : Maintenance work : Diversions in place : 16/03/26-20/03/26 2000-0600 :, Start time: 16/03/2026 20:00 , End Date: 20/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/03/2026 8:17
Nearest town: 7.67 miles from Porthkerry.

Description: A470 : Southbound : Abercanaid Roundabout to Abercynon Roundabout : Road closed : Resurfacing work : 16/03/26-17/03/26 2000-0600 :, Start time: 16/03/2026 20:00 , End Date: 17/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/03/2026 8:20
Nearest town: 13.71 miles from Porthkerry.

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Nearest town: 18.62 miles from Porthkerry.

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.62 miles from Porthkerry.

Location: northbound entry slip at junction J21 (Weston super Mare) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.6 miles from Porthkerry.

Location: southbound between junctions J22 (Burnham on Sea) and J23 (Highbridge) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Nearest town: 19.65 miles from Porthkerry.

Location: southbound between junctions J22 (Burnham on Sea) and J23 (Highbridge) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.65 miles from Porthkerry.

Location: northbound between junctions J22 (Burnham on Sea) and J21 (Weston super Mare) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 04:00 on 18 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.55 miles from Porthkerry.

Location: southbound between junctions J21 (Weston super Mare) and J22 (Burnham on Sea) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 04:00 on 18 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.59 miles from Porthkerry.

Location: southbound between junctions J22 (Burnham on Sea) and J23 (Highbridge) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.65 miles from Porthkerry.

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 21 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.95 miles from Porthkerry.
