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: 10.57 miles from Leach.

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: 15.52 miles from Leach.

Location: northbound between the A419 and the junction with the A436 .
Due to: Roadworks scheme.
Period : from 17:01 on 2 July 2024 to 06:00 on 17 April 2026.
Nearest town: 17.33 miles from Leach.

Location: northbound between the junctions with the A419 and the A436 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 17 April 2026.
Nearest town: 17.34 miles from Leach.

Location: southbound between the A436 and the junction with the A419 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 17 April 2026.
Nearest town: 17.44 miles from Leach.

Location: northbound between the A436 and the junction with the A46 .
Due to: Roadworks scheme.
Period : from 09:14 on 3 February 2025 to 06:00 on 17 April 2026.
Nearest town: 18.81 miles from Leach.

Location: northbound between the junctions with the A436 and the A46 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 17 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.61 miles from Leach.

Location: northbound between the junctions with the A419 and the A436 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 17 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.33 miles from Leach.

Location: southbound between the A436 and the junction with the A419 .
Due to: Roadworks scheme.
Period : from 17:01 on 2 July 2024 to 06:00 on 17 April 2026.
Nearest town: 17.44 miles from Leach.

Location: northbound between the junctions with the A436 and the A46 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 17 April 2026.
Nearest town: 18.81 miles from Leach.

Location: southbound between the junctions with the A46 and the A436 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 17 April 2026.
Nearest town: 19.51 miles from Leach.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
Lane Closures : Lane one 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 one of three lanes closed.
Nearest town: 15.34 miles from Leach.

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: 13.51 miles from Leach.

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: 16.33 miles from Leach.

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: 15.79 miles from Leach.

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: 8.72 miles from Leach.

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: 13.41 miles from Leach.

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: 13.36 miles from Leach.

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: 17.8 miles from Leach.

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: 17.64 miles from Leach.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
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 15 December 2025 to 20 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.16 miles from Leach.

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: 19.77 miles from Leach.

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: 19.55 miles from Leach.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.5 miles from Leach.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 17.42 miles from Leach.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
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 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.42 miles from Leach.

Location: northbound exit slip to the A415 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 17.17 miles from Leach.

Location: northbound exit slip to the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.17 miles from Leach.

Location: southbound entry slip from the A415 .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.22 miles from Leach.

Location: northbound between the A4130 and the junction with the A415 .
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 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.14 miles from Leach.

Location: southbound between the A436 and the junction with the A419 .
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: 18.79 miles from Leach.

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: 10.64 miles from Leach.

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: 10.33 miles from Leach.

Location: southbound.
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: 12.75 miles from Leach.

Location: southbound between the A436 and the junction with the A429 .
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: 13.03 miles from Leach.

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: 15.79 miles from Leach.
