Location: southbound between the junctions with the A465 and the A466 .
Due to: Congestion.
Normal traffic conditions are expected between 08:30 and 08:45 on 22 May 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.38 miles from Cwmcarvan.

Disgrifiad: M4 : Tuar Dwyrain : C28 Parc Tredegar i G24 Coldra : Tagfeydd : Oedin bosibl :, Amser y digwyddiad: 22/05/2025 7:01 , Amser gorffen a ragwelir: 22/05/2025 9:01, Difrifoldeb: Cymedrol, Ffynhonnell: Llywodraeth Cymru, Diweddarwyd ddiwethaf: 22/05/2025 7:01
Nearest town: 15.44 miles from Cwmcarvan.

Location: eastbound between junctions J20 (Bristol) and J19 (Bristol) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 22 May 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 18.93 miles from Cwmcarvan.

Location: southbound at junction J18 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 22 May 2025 to 06:00 on 23 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.49 miles from Cwmcarvan.

Location: southbound between junctions J18 (Bristol) and J19 (Portishead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 22 May 2025 to 06:00 on 23 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.67 miles from Cwmcarvan.

Location: northbound between junctions J17 (Bristol West) and J16 (Thornbury) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 22 May 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 17.4 miles from Cwmcarvan.

Location: westbound between junctions J20 (Bristol) and J21 (Chepstow) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 22 May 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 16.03 miles from Cwmcarvan.

Location: westbound between junctions J20 (Bristol) and J22 (Avonmouth) .
Due to: Roadworks scheme.
Period : from 21:03 on 19 May 2025 to 06:00 on 22 May 2025.
Nearest town: 16.03 miles from Cwmcarvan.

Location: westbound entry slip at junction J22 (Avonmouth) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 22 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 14.2 miles from Cwmcarvan.

Location: southbound exit slip at junction J14 (Dursley) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 17:00 on 22 May 2025.
Nearest town: 15.61 miles from Cwmcarvan.

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Due to: Roadworks scheme.
Period : from 14:21 on 28 March 2025 to 06:00 on 31 May 2025.
Nearest town: 12.74 miles from Cwmcarvan.

Location: eastbound at junction J22 (Avonmouth) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 May 2025.
Nearest town: 14.1 miles from Cwmcarvan.

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 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 8.27 miles from Cwmcarvan.

Location: southbound between the junctions with the A4137 and the A40 .
Due to: Roadworks.
Period : expect disruption until 07:00 on 17 December 2025.
Nearest town: 11.8 miles from Cwmcarvan.

Location: northbound between the junctions with the A40 and the A4137 .
Due to: Roadworks.
Period : expect disruption until 07:00 on 17 December 2025.
Nearest town: 11.89 miles from Cwmcarvan.

Location: westbound.
Due to: Roadworks scheme.
Period : from 06:00 on 9 December 2024 to 06:00 on 28 July 2025.
Nearest town: 8.27 miles from Cwmcarvan.

Location: westbound between the A48 and the junction with the A4136 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 May 2025 to 06:00 on 29 May 2025.
Nearest town: 16.18 miles from Cwmcarvan.

Location: eastbound between the A4136 and the junction with the A48 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 May 2025 to 06:00 on 29 May 2025.
Nearest town: 16.14 miles from Cwmcarvan.

Location: westbound between the junctions with the A49 and the A4137 .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.16 miles from Cwmcarvan.

Location: The junction of the M5 J18 (Bristol) and the M49 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.6 miles from Cwmcarvan.

Location: southbound between the junctions with the M4 and the M5 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.03 miles from Cwmcarvan.

Location: southbound exit slip at junction J18 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.28 miles from Cwmcarvan.

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.19 miles from Cwmcarvan.

Location: southbound exit slip at junction J18 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.79 miles from Cwmcarvan.

Location: northbound between the junctions with the A4137 and the A466 .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 27 May 2025 to 15:30 on 27 May 2025.
Nearest town: 14.19 miles from Cwmcarvan.

Location: southbound between the junctions with the A466 and the A4137 .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 27 May 2025 to 15:30 on 27 May 2025.
Nearest town: 14.2 miles from Cwmcarvan.

Location: eastbound exit slip at junction J19 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:00 and 16:00 from 27 May 2025 to 30 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.93 miles from Cwmcarvan.

Location: eastbound between junction J2 (Chepstow) and the M4 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 00:01 on 26 May 2025 to 06:00 on 27 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.72 miles from Cwmcarvan.

Location: westbound between the M4 and junction J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 00:01 on 26 May 2025 to 06:00 on 27 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.25 miles from Cwmcarvan.

Location: westbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 6 June 2025 to 8 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.28 miles from Cwmcarvan.
