Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 10/03/2026 7:08 , Expected end time: 10/03/2026 10:08, Severity: Moderate, Source: Welsh Government, Last updated: 10/03/2026 7:08
Nearest town: 18.57 miles from Rhyd y meirch.

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J24 (Newport) Coldra : Congestion : Delays possible :, Start time: 10/03/2026 6:42 , Expected end time: 10/03/2026 8:42, Severity: Moderate, Source: Welsh Government, Last updated: 10/03/2026 6:42
Nearest town: 10.64 miles from Rhyd y meirch.

Description: A40 : Eastbound : Cefn Brynich to Llanhamlach : Resurfacing work : Road closed : Diversions in place : 10/03/26-14/03/26 1900-0700 :, Start time: 10/03/2026 19:00 , End Date: 14/03/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/03/2026 10:36
Nearest town: 18.76 miles from Rhyd y meirch.

Description: M4 : Eastbound : J26 (Newport) Malpas to J28 (Newport) Tredegar Park : Resurfacing work : Road closed : Diversions in place : 09/03/26-13/03/26 2000-0600 :, Start time: 09/03/2026 20:00 , End Date: 13/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/03/2026 20:00
Nearest town: 11.96 miles from Rhyd y meirch.

Description: A40 : Southbound : Gibraltar Tunnels : Resurfacing work : Road closed : Diversions in place : 10/03/26-11/03/26 2000-0600 :, Start time: 10/03/2026 20:00 , End Date: 11/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 11:53
Nearest town: 12.5 miles from Rhyd y meirch.

Description: A4042 : Both directions : Abergavenny Hardwick R/bout to Little Mill : Resurfacing work : Road closed : Diversions in place : 13/03/26-14/03/26 2000-0600 :, Start time: 13/03/2026 20:00 , End Date: 14/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 11:56
Nearest town: 0.6 miles from Rhyd y meirch.

Description: A465 : Eastbound : Rhymney : Resurfacing work : Road closed : Diversions in place : 09/03/26-13/03/26 2000-0600 :, Start time: 09/03/2026 20:00 , End Date: 13/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/03/2026 20:00
Nearest town: 12.92 miles from Rhyd y meirch.

Description: A470 : Northbound : Taffs Well : Resurfacing work : Entry slip road closed : Diversions in place : 08/03/26-14/03/26 2000-0600 :, Start time: 08/03/2026 20:00 , End Date: 14/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/03/2026 20:00
Nearest town: 18.84 miles from Rhyd y meirch.

Description: A470 : Northbound : Taffs Well to Nantgarw : Resurfacing work : Road closed : Diversions in place : 10/03/26-11/03/26 2000-0600 :, Start time: 10/03/2026 20:00 , End Date: 11/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 12:04
Nearest town: 18.39 miles from Rhyd y meirch.

Description: A470 : Southbound : Nantgarw to Taffs Well : Roadworks : Road closed : Diversions in place : 11/03/26-12/03/26 2000-0600 :, Start time: 11/03/2026 20:00 , End Date: 12/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 12:05
Nearest town: 18.39 miles from Rhyd y meirch.

Description: A470 : Northbound : Abercynon to Pentrebach : Resurfacing work : Road closed : Diversions in place : 12/03/26-14/03/26 2000-0600 :, Start time: 12/03/2026 20:00 , End Date: 14/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 12:06
Nearest town: 15.5 miles from Rhyd y meirch.

Description: A470 : Northbound : Cefn coed to Merthyr Tydfil : Roadworks : Road closed : Diversions in place : 10/03/26-11/03/26 2000-0600 :, Start time: 10/03/2026 20:00 , End Date: 11/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 12:07
Nearest town: 17.11 miles from Rhyd y meirch.

Description: A48M : Eastbound : M4 J29A St Mellons to M4 J29 Castleton : Roadworks : Road closed : Diversions in place : 09/03/26-12/03/26 2000-0600 :, Start time: 09/03/2026 20:00 , End Date: 12/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/03/2026 20:00
Nearest town: 15.32 miles from Rhyd y meirch.

Description: M4 : Eastbound : J23 (Chepstow) Rogiet : Roadworks : Road closed : Diversions in place : 11/03/26-12/03/26 2000-0600 :, Start time: 11/03/2026 20:00 , End Date: 12/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 12:14
Nearest town: 14.28 miles from Rhyd y meirch.

Description: M4 : Westbound : J23 (Chepstow) Rogiet : Roadworks : Road closed : Diversions in place : 12/03/26-13/03/26 2000-0600 :, Start time: 12/03/2026 20:00 , End Date: 13/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/03/2026 12:16
Nearest town: 14.28 miles from Rhyd y meirch.

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J26 (Newport) Malpas : Resurfacing work : Road closed : Diversions in place : 09/03/26-14/03/26 2000-0600 :, Start time: 09/03/2026 20:00 , End Date: 14/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/03/2026 20:00
Nearest town: 11.96 miles from Rhyd y meirch.

Location: northbound between the junctions with the A4137 and the A466 .
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 10 March 2026.
Nearest town: 18.92 miles from Rhyd y meirch.

Location: southbound between the junctions with the A466 and the A4137 .
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 10 March 2026.
Nearest town: 18.36 miles from Rhyd y meirch.

Location: northbound between the junctions with the A4137 and the A466 .
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 10 March 2026.
Nearest town: 18.36 miles from Rhyd y meirch.

Location: southbound between the junctions with the A466 and the A4137 .
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 10 March 2026.
Nearest town: 19.07 miles from Rhyd y meirch.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Lane Closures : Lane two 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 two lanes closed.
Nearest town: 17.14 miles from Rhyd y meirch.

Location: westbound between the A49 and the junction with the A466 .
Due to: Roadworks scheme.
Period : from 16:03 on 17 November 2025 to 06:00 on 18 May 2026.
Nearest town: 17.17 miles from Rhyd y meirch.

Location: northbound between the junctions with the A4137 and the A466 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Nearest town: 18.57 miles from Rhyd y meirch.

Location: southbound between the junctions with the A466 and the A4137 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Nearest town: 18.6 miles from Rhyd y meirch.

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: 19.4 miles from Rhyd y meirch.

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: 16.38 miles from Rhyd y meirch.

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: 16.38 miles from Rhyd y meirch.

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: 17.14 miles from Rhyd y meirch.

Location: westbound between the A49 and the junction with the A466 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 15 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.86 miles from Rhyd y meirch.

Location: eastbound between the A466 and the junction with the A49 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 15 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.39 miles from Rhyd y meirch.

Location: westbound at 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 13 March 2026 to 15 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.66 miles from Rhyd y meirch.

Location: eastbound exit slip at junction J1 (Avonmouth) .
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 13 March 2026 to 15 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.43 miles from Rhyd y meirch.

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: 17.14 miles from Rhyd y meirch.

Location: westbound at junction J1 (Avonmouth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadworks 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: 19.85 miles from Rhyd y meirch.

Location: westbound entry slip at junction J22 (Avonmouth) .
Due to: Roadworks 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: 19.59 miles from Rhyd y meirch.

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 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.86 miles from Rhyd y meirch.

Location: westbound entry slip at junction J22 (Avonmouth) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
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: 19.59 miles from Rhyd y meirch.

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 11 March 2026 to 06:00 on 12 March 2026.
Schedule : From 21:00 on 13 March 2026 to 06:00 on 14 March 2026.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.76 miles from Rhyd y meirch.

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 : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
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 : There will be one of two lanes closed.
Nearest town: 19.86 miles from Rhyd y meirch.

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 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.4 miles from Rhyd y meirch.

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: 16.38 miles from Rhyd y meirch.

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: 16.38 miles from Rhyd y meirch.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.14 miles from Rhyd y meirch.

Location: westbound between the A49 and the junction with the A466 .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 28 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.17 miles from Rhyd y meirch.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.33 miles from Rhyd y meirch.

Location: eastbound.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 23 March 2026 to 06:00 on 28 March 2026.
Nearest town: 14.33 miles from Rhyd y meirch.

Location: eastbound between the A466 and the junction with the A49 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.71 miles from Rhyd y meirch.

Location: eastbound between junctions J2 (Chepstow) and J1 (Avonmouth) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 15:00 on 10 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.14 miles from Rhyd y meirch.
