Description: M4 : Westbound : J23A (Magor) Magor to J26 (Newport) Malpas : Congestion :, Start time: 14/03/2026 11:09 , Expected end time: 14/03/2026 15:09, Severity: Moderate, Source: Welsh Government, Last updated: 14/03/2026 11:09
Nearest town: 1.88 miles from Gatlas.

Description: A4232 : Southbound : M4 J33 Capel Llanilltern to A48 Interchange : Congestion : Delays possible :, Start time: 14/03/2026 10:29 , Expected end time: 14/03/2026 16:29, Severity: Moderate, Source: Welsh Government, Last updated: 14/03/2026 10:29
Nearest town: 17.06 miles from Gatlas.

Description: M4 : Westbound : J26 (Newport) Malpas : Offslip closed : Maintenance work : 16/03/26-21/03/26 2000-0600 :, Start time: 16/03/2026 20:00 , End Date: 21/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/03/2026 8:27
Nearest town: 2.83 miles from Gatlas.

Description: M4 : Eastbound : J23 (Chepstow) Rogiet to J22 (Avonmouth) Pilning/Prince of Wales Bridge : Road closed : 16/03/26-20/03/26 2100-0600 :, Start time: 16/03/2026 21:00 , End Date: 20/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/03/2026 8:28
Nearest town: 9.81 miles from Gatlas.

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: 14.16 miles from Gatlas.

Description: A4042 : Both directions : Llanover to Llanellen : Road closed : Maintenance work : Diversions in place : 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 8:15
Nearest town: 2.53 miles from Gatlas.

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: 17.07 miles from Gatlas.

Description: A465 : Eastbound : Rhymney : Road closed : Maintenance work : 18/03/26-20/03/26 2000-0600 :, Start time: 18/03/2026 20:00 , End Date: 20/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/03/2026 8:18
Nearest town: 18.27 miles from Gatlas.

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: 15.65 miles from Gatlas.

Location: westbound at junction J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 March 2026 to 06:00 on 15 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.54 miles from Gatlas.

Location: eastbound exit slip at junction J1 (Avonmouth) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 March 2026 to 06:00 on 15 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.35 miles from Gatlas.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 March 2026 to 15 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.32 miles from Gatlas.

Location: northbound entry slip at junction J19 (Portishead) .
Lane Closures : Lane two is closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 16 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 14.49 miles from Gatlas.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Due to: Roadworks scheme.
Period : from 20:09 on 13 March 2026 to 06:00 on 21 March 2026.
Nearest town: 13.68 miles from Gatlas.

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: 18.51 miles from Gatlas.

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: 18.51 miles from Gatlas.

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: 18.39 miles from Gatlas.

Location: southbound between junctions J14 (Dursley) and J15 (Almondsbury) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.99 miles from Gatlas.

Location: northbound between junctions J15 (Almondsbury) and J14 (Dursley) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.69 miles from Gatlas.

Location: westbound at junction J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 23 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.54 miles from Gatlas.

Location: eastbound exit slip at junction J1 (Avonmouth) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 23 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.35 miles from Gatlas.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 23 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.32 miles from Gatlas.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 14.62 miles from Gatlas.

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 20:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.41 miles from Gatlas.

Location: eastbound exit slip at junction J22 (Avonmouth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 05:00 on 19 March 2026.
Schedule : From 21:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.99 miles from Gatlas.

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 06:00 on 20 March 2026.
Nearest town: 9.5 miles from Gatlas.

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 18 March 2026 to 05:00 on 19 March 2026.
Schedule : From 21:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 9.5 miles from Gatlas.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 March 2026 to 05:00 on 19 March 2026.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.32 miles from Gatlas.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 30 March 2026 to 2 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.46 miles from Gatlas.

Location: eastbound.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 30 March 2026 to 06:00 on 2 April 2026.
Nearest town: 18.46 miles from Gatlas.

Location: westbound at junction J22 (Avonmouth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 17 March 2026 to 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.43 miles from Gatlas.

Location: eastbound between junctions J20 (Bristol) and J19 (Bristol) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.75 miles from Gatlas.

Location: northbound between junctions J15 (Almondsbury) and J14 (Dursley) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 05:00 on 17 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.61 miles from Gatlas.

Location: eastbound entry slip at junction J20 (Bristol) from M5 north.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 04:00 on 17 March 2026.
Nearest town: 18.03 miles from Gatlas.

Location: westbound between junctions J19 (Bristol) and J20 (Bristol) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.23 miles from Gatlas.

Location: eastbound exit slip at junction J22 (Avonmouth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.99 miles from Gatlas.

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 18 March 2026.
Nearest town: 9.5 miles from Gatlas.

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 : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 9.5 miles from Gatlas.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.32 miles from Gatlas.

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: 16.48 miles from Gatlas.

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 20:30 on 20 March 2026 to 08:00 on 21 March 2026.
Schedule : From 19:30 on 21 March 2026 to 09:00 on 22 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.61 miles from Gatlas.

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 20:30 on 20 March 2026 to 08:00 on 21 March 2026.
Schedule : From 19:30 on 21 March 2026 to 09:00 on 22 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.45 miles from Gatlas.

Location: westbound entry slip at junction J22 (Avonmouth) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 13 March 2026 to 06:00 on 14 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.21 miles from Gatlas.

Location: westbound at junction J22 (Avonmouth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.43 miles from Gatlas.

Location: northbound between the junctions with the M5 and the M4 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.37 miles from Gatlas.

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 16 March 2026 to 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.66 miles from Gatlas.

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 16 March 2026 to 21 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 13.68 miles from Gatlas.

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 16 March 2026 to 17 March 2026.
Nearest town: 14.51 miles from Gatlas.

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 16 March 2026 to 17 March 2026.
Nearest town: 14.19 miles from Gatlas.

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 20 March 2026.
Nearest town: 14.89 miles from Gatlas.

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 20 March 2026.
Nearest town: 15.12 miles from Gatlas.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Roadworks are planned.
Status : Pending.
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.
Schedule : From 08:00 on 7 April 2026 to 17:00 on 10 April 2026.
Nearest town: 13.91 miles from Gatlas.

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 16 March 2026 to 20 March 2026.
Nearest town: 13.86 miles from Gatlas.

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 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: 13.96 miles from Gatlas.

Location: southbound at junction J18 (Bristol) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 21 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: 14.72 miles from Gatlas.

Location: southbound between junctions J18 (Bristol) and J19 (Portishead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 21 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 : There will be three of four lanes closed.
Nearest town: 14.63 miles from Gatlas.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
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: 14.61 miles from Gatlas.

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 17 March 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 14.45 miles from Gatlas.

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 14 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: 14.08 miles from Gatlas.
