Location: westbound exit slip at junction J20 (Bristol) .
Due to: Roadworks.
Period : from 21:28 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.3 miles from Chippenham.

Location: southbound entry slip at junction J15 (Almondsbury) from M4 westbound.
Due to: Roadworks.
Period : from 21:33 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.49 miles from Chippenham.

Location: northbound entry slip at junction J15 (Almondsbury) from M4 westbound.
Due to: Roadworks.
Period : from 21:34 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.44 miles from Chippenham.

Location: northbound entry slip at junction J3 .
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.4 miles from Chippenham.

Location: northbound exit slip at junction J2 (Stapleton) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.89 miles from Chippenham.

Location: northbound between junctions J3 and J2 (Stapleton) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 19.26 miles from Chippenham.

Location: northbound exit slip at junction J2 (Stapleton) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Emergency roadworks.
Period : from 11:20 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.83 miles from Chippenham.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : The hard shoulder is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 31 March 2026.
Nearest town: 5.41 miles from Chippenham.

Location: southbound between the junctions with the A361 South and the A3098 .
Due to: Roadworks.
Period : expect disruption until 07:00 on 13 December 2025.
Nearest town: 15.1 miles from Chippenham.

Location: northbound between the junctions with the A3098 and the A361 south.
Due to: Roadworks.
Period : expect disruption until 07:00 on 13 December 2025.
Nearest town: 15.36 miles from Chippenham.

Location: southbound between the A417 and the junction with the A361 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 13 December 2025 to 06:00 on 14 December 2025.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.83 miles from Chippenham.

Location: eastbound exit slip at junction J20 (Bristol) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Road Marking Works.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.63 miles from Chippenham.

Location: northbound entry slip at junction J15 (Almondsbury) from M4 eastbound.
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Road Marking Works.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.51 miles from Chippenham.

Location: westbound between junctions J19 (Bristol) and J20 (Bristol) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 18.53 miles from Chippenham.

Location: westbound between junctions J19 (Bristol) and J20 (Bristol) .
Due to: Roadworks scheme.
Period : from 21:03 on 12 December 2025 to 06:00 on 13 December 2025.
Nearest town: 18.53 miles from Chippenham.

Location: westbound at junction J20 (Bristol) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.22 miles from Chippenham.

Location: westbound between the junctions with the A363 and the A46 .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 8.92 miles from Chippenham.

Location: eastbound between the junctions with the A46 and the A363 .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 13 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.3 miles from Chippenham.

Location: southbound between the A350 South and the junction with the A303 .
Due to: Roadworks scheme.
Period : from 20:04 on 11 December 2025 to 06:00 on 20 December 2025.
Nearest town: 18.97 miles from Chippenham.

Location: southbound between the A420 and the junction with the A4 .
Due to: Roadworks scheme.
Period : from 02:00 on 2 December 2025 to 05:00 on 20 December 2025.
Nearest town: 10.12 miles from Chippenham.

Location: southbound between the junctions with the A420 and the A4 .
Due to: Roadworks.
Period : expect disruption until 05:00 on 20 December 2025.
Nearest town: 10.06 miles from Chippenham.

Location: southbound between the junctions with the A420 and the A4 .
Due to: Roadworks.
Period : expect disruption until 05:00 on 20 December 2025.
Nearest town: 10.12 miles from Chippenham.

Location: northbound between the A4 and the junction with the A420 .
Due to: Roadworks scheme.
Period : from 02:00 on 2 December 2025 to 05:00 on 20 December 2025.
Nearest town: 10.04 miles from Chippenham.

Location: northbound between the junctions with the A4 and the A420 .
Due to: Roadworks.
Period : expect disruption until 05:00 on 20 December 2025.
Nearest town: 10.04 miles from Chippenham.

Location: northbound between the junctions with the A4 and the A420 .
Due to: Roadworks.
Period : expect disruption until 05:00 on 20 December 2025.
Nearest town: 10.05 miles from Chippenham.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : The hard shoulder is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 18:00 on 31 July 2026.
Nearest town: 10.16 miles from Chippenham.

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 15 December 2025 to 20 December 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 22 December 2025 to 27 December 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 29 December 2025 to 3 January 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 5 January 2026 to 10 January 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 8.14 miles from Chippenham.

Location: westbound between junctions J15 (Swindon) and J17 (Chippenham) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.11 miles from Chippenham.

Location: northbound between junctions J15 (Almondsbury) and J14 (Dursley) .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.03 miles from Chippenham.

Location: northbound at junction J15 (Almondsbury) .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.32 miles from Chippenham.

Location: southbound between junctions J14 (Dursley) and J15 (Almondsbury) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.93 miles from Chippenham.

Location: northbound exit slip at junction J1 (Filton) .
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 December 2025 to 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.66 miles from Chippenham.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
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 December 2025 to 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.25 miles from Chippenham.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
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 December 2025 to 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.87 miles from Chippenham.

Location: northbound between the A4311 and the junction with the A417 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.42 miles from Chippenham.

Location: northbound between junctions J3 and J2 (Stapleton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.42 miles from Chippenham.

Location: northbound exit slip at junction J2 (Stapleton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.89 miles from Chippenham.

Location: northbound entry slip at junction J3 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.4 miles from Chippenham.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 18 December 2025 to 00:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.38 miles from Chippenham.

Location: eastbound between junctions J16 (Swindon) and J14 (Hungerford) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 18 December 2025 to 00:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.29 miles from Chippenham.

Location: northbound between the junctions with the A303 and the A350 South.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:00 and 15:30 from 15 December 2025 to 19 December 2025.
Nearest town: 19.04 miles from Chippenham.

Location: southbound between the junctions with the A350 South and the A303 .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:00 and 15:30 from 15 December 2025 to 19 December 2025.
Nearest town: 18.85 miles from Chippenham.

Location: northbound between junctions J2 (Stapleton) and J1 (Filton) .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.81 miles from Chippenham.

Location: northbound between junctions J3 and J2 (Stapleton) .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.26 miles from Chippenham.

Location: northbound at junction J3 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.43 miles from Chippenham.

Location: northbound exit slip at junction J2 (Stapleton) .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.89 miles from Chippenham.

Location: northbound between junctions J14 (Dursley) and J13 (Stroud) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.9 miles from Chippenham.

Location: southbound exit slip at junction J15 (Almondsbury) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.19 miles from Chippenham.

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 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.27 miles from Chippenham.

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 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19 miles from Chippenham.

Location: southbound exit slip at Michael Wood Services.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Nearest town: 18.8 miles from Chippenham.

Location: southbound exit slip at Michael Wood Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.8 miles from Chippenham.

Location: southbound entry slip at Michael Wood Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.85 miles from Chippenham.

Location: southbound exit slip at junction J3 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 02:00 on 18 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.16 miles from Chippenham.

Location: southbound between junctions J13 (Stroud) and J14 (Dursley) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.42 miles from Chippenham.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 17 December 2025 to 16:00 on 17 December 2025.
Nearest town: 7.74 miles from Chippenham.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 17 December 2025 to 16:00 on 17 December 2025.
Nearest town: 7.91 miles from Chippenham.

Location: southbound between junctions J13 (Stroud) and J14 (Dursley) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.72 miles from Chippenham.

Location: southbound between the junctions with the A4 and the A366 .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 16 December 2025 to 17:00 on 17 December 2025.
Nearest town: 10.3 miles from Chippenham.

Location: northbound between the junctions with the A366 and the A4 .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 16 December 2025 to 17:00 on 17 December 2025.
Nearest town: 10.23 miles from Chippenham.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 16 December 2025 to 16:00 on 16 December 2025.
Nearest town: 5.8 miles from Chippenham.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 16 December 2025 to 16:00 on 16 December 2025.
Nearest town: 6.02 miles from Chippenham.

Location: northbound exit slip at junction J1 (Filton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.66 miles from Chippenham.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.73 miles from Chippenham.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.36 miles from Chippenham.

Location: southbound between junctions J1 (Filton) and J2 (Stapleton) .
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 15 December 2025 to 20 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.86 miles from Chippenham.

Location: southbound between junctions J13 (Stroud) and J14 (Dursley) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.72 miles from Chippenham.

Location: westbound at junction J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 15 December 2025 to 16:00 on 15 December 2025.
Nearest town: 3.82 miles from Chippenham.

Location: westbound entry slip at junction J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 15 December 2025 to 16:00 on 15 December 2025.
Nearest town: 3.74 miles from Chippenham.

Location: westbound exit slip at junction J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 15 December 2025 to 16:00 on 15 December 2025.
Nearest town: 3.8 miles from Chippenham.

Location: northbound between the A419 and the junction with the A436 .
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 20:00 on 13 December 2025 to 06:00 on 14 December 2025.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.89 miles from Chippenham.

Location: northbound between the A4311 and the junction with the A417 .
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 20:00 on 13 December 2025 to 06:00 on 14 December 2025.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.63 miles from Chippenham.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.87 miles from Chippenham.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 17 December 2025 to 19 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.3 miles from Chippenham.

Location: southbound between the A350 South and the junction with the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 06:00 on 13 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 December 2025 to 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.97 miles from Chippenham.

Location: southbound between junctions J14 (Dursley) and J15 (Almondsbury) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 16:00 on 13 December 2025.
Nearest town: 18.47 miles from Chippenham.

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 15 December 2025 to 20 December 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 22 December 2025 to 27 December 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 29 December 2025 to 3 January 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 5 January 2026 to 10 January 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 7.95 miles from Chippenham.
