Location: southbound between the A46 and the junction with the A436 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.61 miles from Leach.

Location: northbound exit slip to the A4130 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.71 miles from Leach.

Location: southbound between the A420 and the junction with the A4259 .
Due to: Road repairs.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 9.72 miles from Leach.

Location: northbound between the A436 and the junction with the A46 .
Due to: Roadworks scheme.
Period : from 20:20 on 13 March 2026 to 06:00 on 14 March 2026.
Nearest town: 18.81 miles from Leach.

Location: northbound exit slip to the A46 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.61 miles from Leach.

Location: northbound between the A436 and the junction with the A46 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.81 miles from Leach.

Location: northbound between the A4183 south of Kennington and the junction with the A420 .
Due to: Roadworks scheme.
Period : from 21:00 on 9 March 2026 to 06:00 on 26 March 2026.
Nearest town: 18.71 miles from Leach.

Location: northbound between the junctions with the A436 and the A46 .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 29 May 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.61 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: 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 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.37 miles from Leach.

Location: northbound between the A4311 and the junction with the A417 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 23 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.76 miles from Leach.

Location: northbound between the A419 and the junction with the A436 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 23 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.64 miles from Leach.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.64 miles from Leach.

Location: northbound between the A361 and the junction with the A417 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.9 miles from Leach.

Location: southbound between the junctions with the A420 and the A4259 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.61 miles from Leach.

Location: northbound between the A436 and the junction with the A46 .
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 20:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.82 miles from Leach.

Location: northbound between the A4311 and the junction with the A417 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.15 miles from Leach.

Location: southbound between the A420 and the junction with the A4259 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 19:00 on 18 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.02 miles from Leach.

Location: southbound between the junctions with the A4130 and the A4185 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 31 March 2026 to 2 April 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 April 2026 to 11 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.75 miles from Leach.

Location: southbound between the A417 and the junction with the A361 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.57 miles from Leach.

Location: southbound between the A436 and the junction with the A419 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 20 March 2026.
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: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.38 miles from Leach.

Location: southbound between the A436 and the junction with the A419 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.79 miles from Leach.

Location: northbound between the A4311 and the junction with the A417 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.31 miles from Leach.

Location: northbound between the A419 and the junction with the A436 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.64 miles from Leach.

Location: northbound between the junctions with the A415 and the A4183 south of Kennington.
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 March 2026 to 28 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.5 miles from Leach.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
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 March 2026 to 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.6 miles from Leach.

Location: southbound entry slip from the A4130 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.59 miles from Leach.

Location: northbound between the M4 and the junction with the A420 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 16 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13 miles from Leach.

Location: southbound between the A415 and the junction with the M4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 19 March 2026.
Nearest town: 18.36 miles from Leach.

Location: southbound between the A415 and the junction with the M4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.36 miles from Leach.

Location: northbound between the A436 and the junction with the A46 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 19:00 on 23 March 2026 to 06:00 on 25 April 2026.
Nearest town: 19.49 miles from Leach.

Location: northbound between the junctions with the A436 and the A46 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 30 March 2026 to 4 April 2026.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 6 April 2026 to 11 April 2026.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 13 April 2026 to 18 April 2026.
Nearest town: 19.58 miles from Leach.

Location: northbound between the junctions with the A436 and the A46 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 30 March 2026 to 4 April 2026.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 6 April 2026 to 11 April 2026.
Schedule : Expect disruption everyday between 19:00 and 06:00 from 13 April 2026 to 18 April 2026.
Nearest town: 19.49 miles from Leach.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:00 and 16:00 from 16 March 2026 to 20 March 2026.
Schedule : From 09:00 on 23 March 2026 to 16:00 on 23 March 2026.
Nearest town: 13.08 miles from Leach.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.07 miles from Leach.

Location: southbound exit slip to the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.23 miles from Leach.

Location: northbound between the junctions with the A415 and the A423 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.2 miles from Leach.

Location: southbound exit slip to the A4183 south of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.87 miles from Leach.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.82 miles from Leach.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 17.52 miles from Leach.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Nearest town: 19.07 miles from Leach.
