Description: M4 : Westbound : J33 (Cardiff) Capel Llanilltern : 18/03/26-25/03/26 2000-0600 : onslip : Closed : Resurfacing work :, Start time: 18/03/2026 20:00 , End Date: 25/03/2026 6:00, Severity: Severe, Source: Welsh Government, Last updated: 11/03/2026 9:11
Nearest town: 19.84 miles from Oldmixon.

Location: northbound between junctions J23 (Highbridge) and J22 (Burnham on Sea) .
Lane Closures : Lanes 1 and 2 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.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.05 miles from Oldmixon.

Location: northbound entry slip from the M5 Avonmouth.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 17.98 miles from Oldmixon.

Location: northbound entry slip at junction J18 (Bristol) .
Due to: Horticultural works.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 17.49 miles from Oldmixon.

Location: westbound.
Lane Closures : Lane one is closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.09 miles from Oldmixon.

Location: eastbound.
Lane Closures : Lane one is closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 17.17 miles from Oldmixon.

Location: northbound between junctions J24 (Bridgwater) and J23 (Highbridge) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 11.04 miles from Oldmixon.

Location: The junction of the M5 J18 (Bristol) and the A4 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.33 miles from Oldmixon.

Location: eastbound.
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.3 miles from Oldmixon.

Location: northbound exit slip at junction J23 (Highbridge) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 19:00 on 12 March 2026 to 07:00 on 13 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.6 miles from Oldmixon.

Location: southbound exit slip at junction J23 (Highbridge) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 19:00 on 12 March 2026 to 07:00 on 13 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.17 miles from Oldmixon.

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 12 March 2026 to 16:00 on 12 March 2026.
Nearest town: 18.89 miles from Oldmixon.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Due to: Roadworks scheme.
Period : from 20:14 on 11 March 2026 to 06:00 on 21 March 2026.
Nearest town: 10.87 miles from Oldmixon.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 15.79 miles from Oldmixon.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 15.41 miles from Oldmixon.

Location: southbound between junctions J18 (Bristol) and J19 (Portishead) .
Lane Closures : Lane four is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 17.65 miles from Oldmixon.

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: 6.77 miles from Oldmixon.

Location: southbound entry slip at junction J18 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 13 March 2026 to 06:00 on 14 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.71 miles from Oldmixon.

Location: The junction of the M5 J18 (Bristol) and the M49 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 13 March 2026 to 06:00 on 14 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.03 miles from Oldmixon.

Location: southbound exit slip at junction J18 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 13 March 2026 to 06:00 on 14 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.45 miles from Oldmixon.

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: 15.55 miles from Oldmixon.

Location: northbound entry slip at junction J18 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 12 March 2026 to 16:00 on 12 March 2026.
Schedule : From 09:00 on 13 March 2026 to 15:00 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.49 miles from Oldmixon.

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: 15.79 miles from Oldmixon.

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: 15.41 miles from Oldmixon.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 11.37 miles from Oldmixon.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 10.87 miles from Oldmixon.

Location: southbound between junctions J24 (Bridgwater) and J25 (Taunton) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 18.43 miles from Oldmixon.

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 12 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: 15.42 miles from Oldmixon.

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 12 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: 15.12 miles from Oldmixon.

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 12 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: 18.55 miles from Oldmixon.

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 12 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: 19.22 miles from Oldmixon.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 17:00 on 13 March 2026.
Nearest town: 12.24 miles from Oldmixon.

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 12 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: 12.2 miles from Oldmixon.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 12.34 miles from Oldmixon.

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 12 March 2026 to 14 March 2026.
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: 17.97 miles from Oldmixon.

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 12 March 2026 to 14 March 2026.
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: 17.65 miles from Oldmixon.

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: 15.79 miles from Oldmixon.

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: 15.41 miles from Oldmixon.

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 12 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: 9.59 miles from Oldmixon.
