Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 3.06 miles from Vastern.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : Lane three is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 7.2 miles from Vastern.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lane three is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 6.6 miles from Vastern.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks scheme.
Period : from 21:02 on 5 December 2025 to 06:00 on 6 December 2025.
Nearest town: 16.93 miles from Vastern.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 16.93 miles from Vastern.

Location: westbound exit slip at junction J18 (Bath) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 17.78 miles from Vastern.

Location: southbound between the A417 and the junction with the A361 .
Due to: Road repairs.
Period : expect disruption until 06:00 on 8 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.7 miles from Vastern.

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: 19.63 miles from Vastern.

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: 19.59 miles from Vastern.

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: 19.63 miles from Vastern.

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: 19.57 miles from Vastern.

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: 19.57 miles from Vastern.

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: 19.58 miles from Vastern.

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: 1.51 miles from Vastern.

Location: eastbound entry slip at junction J18 (Bath) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.13 miles from Vastern.

Location: eastbound between junctions J19 (Bristol) and J18 (Bath) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.39 miles from Vastern.

Location: eastbound exit slip at junction J18 (Bath) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.67 miles from Vastern.

Location: eastbound between junctions J19 (Bristol) and J17 (Chippenham) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Nearest town: 19.39 miles from Vastern.

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 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.67 miles from Vastern.

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 : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.54 miles from Vastern.

Location: eastbound between the junctions with the A46 and the A363 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.92 miles from Vastern.

Location: southbound between the junctions with the A4 and the A366 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 10:00 on 9 December 2025 to 14:00 on 9 December 2025.
Nearest town: 19.78 miles from Vastern.

Location: northbound between the junctions with the A366 and the A4 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 10:00 on 9 December 2025 to 14:00 on 9 December 2025.
Nearest town: 19.67 miles from Vastern.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
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 11 December 2025 to 13 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.2 miles from Vastern.

Location: westbound between junctions J18 (Bath) and J19 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.08 miles from Vastern.

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 11 December 2025 to 13 December 2025.
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: 1.51 miles from Vastern.

Location: westbound between the A363 and the junction with the A46 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Nearest town: 18.55 miles from Vastern.

Location: westbound between the junctions with the A363 and the A46 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.55 miles from Vastern.

Location: westbound exit slip to the A46 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.55 miles from Vastern.

Location: eastbound at junction J18 (Bath) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.67 miles from Vastern.

Location: eastbound between junctions J19 (Bristol) and J18 (Bath) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.51 miles from Vastern.

Location: eastbound between junctions J19 (Bristol) and J18 (Bath) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.87 miles from Vastern.

Location: eastbound at junction J18 (Bath) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 11 December 2025 to 17:00 on 11 December 2025.
Nearest town: 18.67 miles from Vastern.

Location: eastbound between junctions J19 (Bristol) and J18 (Bath) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 11 December 2025 to 17:00 on 11 December 2025.
Nearest town: 19.51 miles from Vastern.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 December 2025 to 06:00 on 11 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.99 miles from Vastern.

Location: westbound exit slip at Leigh Delamere Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 9 December 2025 to 11 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.61 miles from Vastern.

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 : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 12 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.19 miles from Vastern.

Location: westbound between junctions J18 (Bath) and J19 (Bristol) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 10 December 2025 to 17:00 on 10 December 2025.
Nearest town: 17.92 miles from Vastern.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 9 December 2025 to 17:00 on 9 December 2025.
Nearest town: 13.49 miles from Vastern.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 8 December 2025 to 06:00 on 10 December 2025.
Nearest town: 12.01 miles from Vastern.

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 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.01 miles from Vastern.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.01 miles from Vastern.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
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: 13.44 miles from Vastern.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 8 December 2025 to 17:00 on 8 December 2025.
Nearest town: 10.54 miles from Vastern.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 8 December 2025 to 17:00 on 8 December 2025.
Nearest town: 18.54 miles from Vastern.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 11 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 1.51 miles from Vastern.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 1.9 miles from Vastern.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 15.52 miles from Vastern.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 6 December 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 15.81 miles from Vastern.
