Location: southbound exit slip at junction J14 (Dursley) .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 24 May 2025.
Nearest town: 19.82 miles from Thornend.

Location: southbound between the junctions with the A4 and the A366 .
Due to: Emergency roadworks.
Period : expect disruption until 16:30 on 30 May 2025.
Nearest town: 14.77 miles from Thornend.

Location: northbound between the junctions with the A366 and the A4 .
Due to: Emergency roadworks.
Period : expect disruption until 16:30 on 30 May 2025.
Nearest town: 14.68 miles from Thornend.

Location: northbound entry slip from the A429 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.98 miles from Thornend.

Location: northbound between the A4311 and the junction with the A417 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.47 miles from Thornend.

Location: northbound between the A4311 and the junction with the A417 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.4 miles from Thornend.

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: 15.65 miles from Thornend.

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: 15.41 miles from Thornend.

Location: westbound between junctions J18 (Bath) and J19 (Bristol) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 May 2025.
Nearest town: 18.81 miles from Thornend.

Location: eastbound between junctions J19 (Bristol) and J18 (Bath) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 May 2025.
Nearest town: 19.59 miles from Thornend.

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 00:00 on 30 July 2025.
Nearest town: 5.71 miles from Thornend.

Location: northbound exit slip to the A361 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 29 May 2025 to 15:00 on 29 May 2025.
Nearest town: 14.11 miles from Thornend.

Location: northbound entry slip from the A361 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 29 May 2025 to 15:00 on 29 May 2025.
Nearest town: 14.1 miles from Thornend.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 28 May 2025 to 06:00 on 29 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.66 miles from Thornend.

Location: westbound between the A363 and the junction with the A46 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.3 miles from Thornend.

Location: northbound at the junction with the A4 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.43 miles from Thornend.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : Lane three 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: 5.37 miles from Thornend.

Location: westbound between junctions J16 (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 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.42 miles from Thornend.

Location: southbound between the A417 and the junction with the A361 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 27 May 2025 to 31 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.73 miles from Thornend.

Location: northbound between the A4311 and the junction with the A417 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 27 May 2025 to 7 June 2025.
Schedule : From 20:00 on 9 June 2025 to 06:00 on 10 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.96 miles from Thornend.

Location: westbound exit slip at junction J15 (Swindon) .
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: 14.11 miles from Thornend.

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 27 May 2025 to 06:00 on 28 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.01 miles from Thornend.

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 26 May 2025 to 31 May 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 June 2025 to 7 June 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 9 June 2025 to 14 June 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 June 2025 to 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.56 miles from Thornend.

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 26 May 2025 to 31 May 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 June 2025 to 7 June 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 9 June 2025 to 14 June 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 June 2025 to 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.83 miles from Thornend.
