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: 18.2 miles from Llanellen.

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: 17.05 miles from Llanellen.

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: 19.26 miles from Llanellen.

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: 19.42 miles from Llanellen.

Location: westbound.
Due to: Roadworks scheme.
Period : from 06:00 on 9 December 2024 to 06:00 on 28 July 2025.
Nearest town: 17.05 miles from Llanellen.

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 14 May 2025 to 16 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.74 miles from Llanellen.

Location: southbound between the junctions with the A4137 and the A40 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2025 to 06:00 on 13 May 2025.
Nearest town: 19.91 miles from Llanellen.

Location: northbound between the junctions with the A40 and the A4137 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2025 to 06:00 on 13 May 2025.
Nearest town: 19.92 miles from Llanellen.

Location: eastbound between junctions J2 (Chepstow) and 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 12 May 2025 to 14 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.74 miles from Llanellen.

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: 16.17 miles from Llanellen.
