Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 7 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 15.85 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 7 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 15.43 miles from Roath.

Location: southbound entry slip at junction J19 (Portishead) .
Lane Closures : Lane two is closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 9 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.61 miles from Roath.

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 7 March 2026 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: 14.66 miles from Roath.

Location: northbound entry slip at junction J19 (Portishead) .
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 13 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.68 miles from Roath.

Location: southbound 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 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.61 miles from Roath.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 12 March 2026 to 06:00 on 13 March 2026.
Nearest town: 19.16 miles from Roath.

Location: southbound at junction J19 (Portishead) .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 12 March 2026 to 06:00 on 13 March 2026.
Nearest town: 19.56 miles from Roath.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 19:30 on 7 March 2026 to 09:00 on 8 March 2026.
Schedule : From 20:30 on 13 March 2026 to 08:00 on 14 March 2026.
Schedule : From 19:30 on 14 March 2026 to 09:00 on 15 March 2026.
Schedule : From 20:30 on 20 March 2026 to 08:00 on 21 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.92 miles from Roath.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 19:30 on 7 March 2026 to 09:00 on 8 March 2026.
Schedule : From 20:30 on 13 March 2026 to 08:00 on 14 March 2026.
Schedule : From 19:30 on 14 March 2026 to 09:00 on 15 March 2026.
Schedule : From 20:30 on 20 March 2026 to 08:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.56 miles from Roath.

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Nearest town: 19.43 miles from Roath.

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.43 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 11 March 2026 to 06:00 on 21 March 2026.
Nearest town: 15.43 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.85 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 21 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 15.43 miles from Roath.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 10 March 2026 to 12 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.92 miles from Roath.

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 10 March 2026 to 06:00 on 11 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.16 miles from Roath.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 10 March 2026 to 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.56 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 10 March 2026 to 06:00 on 11 March 2026.
Nearest town: 15.43 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 March 2026 to 06:00 on 11 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.85 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 March 2026 to 06:00 on 11 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 15.43 miles from Roath.

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 9 March 2026 to 06:00 on 10 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.92 miles from Roath.

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 9 March 2026 to 06:00 on 10 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.56 miles from Roath.

Location: northbound exit slip at junction J22 (Burnham on Sea) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 9 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.83 miles from Roath.

Location: southbound exit slip at junction J22 (Burnham on Sea) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 9 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.61 miles from Roath.

Location: southbound between junctions J21 (Weston super Mare) and J22 (Burnham on Sea) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 9 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.4 miles from Roath.

Location: southbound entry slip at junction J19 (Portishead) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 9 March 2026 to 13 March 2026.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 17 March 2026.
Nearest town: 19.61 miles from Roath.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 9 March 2026 to 13 March 2026.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 17 March 2026.
Nearest town: 19.16 miles from Roath.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 9 March 2026 to 17:00 on 13 March 2026.
Schedule : From 08:00 on 16 March 2026 to 17:00 on 20 March 2026.
Schedule : From 08:00 on 23 March 2026 to 17:00 on 27 March 2026.
Schedule : From 08:00 on 30 March 2026 to 17:00 on 1 April 2026.
Nearest town: 16.82 miles from Roath.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 9 March 2026 to 13 March 2026.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 20 March 2026.
Nearest town: 16.74 miles from Roath.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 10 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 30 March 2026 to 1 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.94 miles from Roath.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 March 2026 to 06:00 on 13 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 20 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : From 21:00 on 30 March 2026 to 06:00 on 31 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.92 miles from Roath.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : The hard shoulder, lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 March 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 19.56 miles from Roath.
