Description: M4 : Westbound : J23A (Magor) Magor to J26 (Newport) Malpas : Congestion : Delays possible :, Start time: 12/07/2025 10:25 , Expected end time: 12/07/2025 14:25, Severity: Moderate, Source: Welsh Government, Last updated: 12/07/2025 10:25
Nearest town: 18.31 miles from Headley Park.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Road traffic collision.
Time To Clear : The event is expected to clear between 11:15 and 11:30 on 12 July 2025.
Normal traffic conditions are expected between 11:15 and 11:30 on 12 July 2025.
Delay : There are currently delays of 30 minutes against expected traffic.
Lanes Closed : There are lane closures.
Nearest town: 8.82 miles from Headley Park.

Location: eastbound between the junctions with the M4 and the A4167 .
Due to: Congestion.
Normal traffic conditions are expected between 10:45 and 11:00 on 12 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 6.15 miles from Headley Park.

Location: southbound between junctions J18 (Bristol) and J20 (Nailsea) .
Due to: Congestion.
Normal traffic conditions are expected between 10:45 and 11:00 on 12 July 2025.
Delay : There are currently delays of 30 minutes against expected traffic.
Nearest town: 5.79 miles from Headley Park.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Congestion.
Normal traffic conditions are expected between 10:15 and 10:30 on 12 July 2025.
Cause : Road traffic collision.
Delay : There are currently delays of 30 minutes against expected traffic.
Nearest town: 6.54 miles from Headley Park.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 12 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.6 miles from Headley Park.

Location: northbound between junctions J2 (Stapleton) and J1 (Filton) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 4.8 miles from Headley Park.

Location: southbound between junctions J1 (Filton) and J2 (Stapleton) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 7.2 miles from Headley Park.

Location: northbound between junction J1 (Filton) and the M4 .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 7.7 miles from Headley Park.

Location: southbound between the M4 and junction J1 (Filton) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 7.79 miles from Headley Park.

Location: eastbound between junctions J23 (Chepstow) and J22 (Avonmouth) .
Due to: Roadworks scheme.
Period : from 21:03 on 7 July 2025 to 06:00 on 12 July 2025.
Nearest town: 12.51 miles from Headley Park.

Location: eastbound at junction J22 (Avonmouth) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 10.62 miles from Headley Park.

Location: northbound between the junctions with the A366 and the A4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 27 September 2025.
Nearest town: 13.89 miles from Headley Park.

Location: southbound between the junctions with the A4 and the A366 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 27 September 2025.
Nearest town: 13.75 miles from Headley Park.

Location: westbound at junction J18 (Bath) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 18 July 2025 to 06:00 on 19 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.08 miles from Headley Park.

Location: westbound 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 17 July 2025 to 06:00 on 18 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.55 miles from Headley Park.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 17 July 2025 to 16:00 on 17 July 2025.
Nearest town: 14.52 miles from Headley Park.

Location: eastbound between junctions J19 (Bristol) and J18 (Bath) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 July 2025 to 06:00 on 17 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.35 miles from Headley Park.

Location: southbound entry slip at junction J15 (Almondsbury) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 July 2025 to 06:00 on 17 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.49 miles from Headley Park.

Location: westbound exit slip at junction J20 (Bristol) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 July 2025 to 06:00 on 17 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.4 miles from Headley Park.

Location: southbound exit slip at junction J16 (Thornbury) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 July 2025 to 06:00 on 17 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.33 miles from Headley Park.

Location: southbound entry slip at junction J15 (Almondsbury) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 July 2025 to 06:00 on 17 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 9.47 miles from Headley Park.

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 16 July 2025 to 18 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.77 miles from Headley Park.

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 July 2025 to 18 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.1 miles from Headley Park.

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 16 July 2025 to 18 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.63 miles from Headley Park.

Location: southbound between the junctions with the A361 South and the A3098 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 10:00 on 16 July 2025 to 14:00 on 16 July 2025.
Nearest town: 19.27 miles from Headley Park.

Location: northbound between the junctions with the A3098 and the A361 south.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 10:00 on 16 July 2025 to 14:00 on 16 July 2025.
Nearest town: 19.38 miles from Headley Park.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 16 July 2025 to 16:00 on 16 July 2025.
Nearest town: 16.12 miles from Headley Park.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 July 2025 to 17 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.59 miles from Headley Park.

Location: northbound between the junctions with the A361 North and the A366 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 July 2025 to 06:00 on 16 July 2025.
Nearest town: 17.04 miles from Headley Park.

Location: southbound between the junctions with the A366 and the A361 North.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 July 2025 to 06:00 on 16 July 2025.
Nearest town: 16.92 miles from Headley Park.

Location: westbound exit slip at junction J18 (Bath) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 July 2025 to 17 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.35 miles from Headley Park.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 15 July 2025 to 16:00 on 15 July 2025.
Nearest town: 17.47 miles from Headley Park.

Location: eastbound between junctions J20 (Bristol) and J19 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.84 miles from Headley Park.

Location: eastbound exit slip at junction J19 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8 miles from Headley Park.

Location: eastbound entry slip at junction J20 (Bristol) from M5 north.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.56 miles from Headley Park.

Location: eastbound between junctions J22 (Avonmouth) and J20 (Bristol) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.19 miles from Headley Park.

Location: southbound exit slip at junction J15 (Almondsbury) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.83 miles from Headley Park.

Location: southbound between junctions J14 (Dursley) and J15 (Almondsbury) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.03 miles from Headley Park.

Location: eastbound entry slip at junction J20 (Bristol) from M5 south.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.71 miles from Headley Park.

Location: westbound entry slip at junction J22 (Avonmouth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.54 miles from Headley Park.

Location: southbound entry slip at junction J20 (Nailsea) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.43 miles from Headley Park.

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 21:00 on 14 July 2025 to 06:00 on 15 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.21 miles from Headley Park.

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 14 July 2025 to 16 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.1 miles from Headley Park.

Location: westbound between the M4 and 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 14 July 2025 to 16 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.24 miles from Headley Park.

Location: southbound between junctions J13 (Stroud) and J14 (Dursley) .
Due to: Emergency roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 12 July 2025 to 14 July 2025.
Nearest town: 18.34 miles from Headley Park.

Location: northbound between the A361 North and the junction with the A4 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:00 and 15:00 from 14 July 2025 to 18 July 2025.
Schedule : Expect disruption everyday between 09:00 and 15:00 from 21 July 2025 to 25 July 2025.
Schedule : Expect disruption everyday between 09:00 and 15:00 from 28 July 2025 to 1 August 2025.
Nearest town: 17.69 miles from Headley Park.

Location: southbound between the A4 and the junction with the A361 North.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:00 and 15:00 from 14 July 2025 to 18 July 2025.
Schedule : Expect disruption everyday between 09:00 and 15:00 from 21 July 2025 to 25 July 2025.
Schedule : Expect disruption everyday between 09:00 and 15:00 from 28 July 2025 to 1 August 2025.
Nearest town: 12.2 miles from Headley Park.

Location: southbound between the A420 and the junction with the A4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.42 miles from Headley Park.

Location: southbound between the junctions with the A420 and the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.42 miles from Headley Park.

Location: southbound between the junctions with the A420 and the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.76 miles from Headley Park.

Location: southbound between the junctions with the A420 and the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.67 miles from Headley Park.

Location: northbound between the A4 and the junction with the A420 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.78 miles from Headley Park.

Location: northbound between the junctions with the A4 and the A420 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.44 miles from Headley Park.

Location: northbound between the junctions with the A4 and the A420 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.67 miles from Headley Park.

Location: northbound between the junctions with the A4 and the A420 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 14 July 2025 to 20:00 on 18 July 2025.
Nearest town: 11.78 miles from Headley Park.

Location: westbound between the junctions with the A363 and the A46 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 13 July 2025 to 19 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.87 miles from Headley Park.

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 July 2025 to 22 August 2025.
Schedule : Expect disruption everyday between 20:00 and 04:00 from 26 August 2025 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: 9.48 miles from Headley Park.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 4 August 2025 to 9 August 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.63 miles from Headley Park.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 4 August 2025 to 9 August 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.32 miles from Headley Park.
