Location: southbound at junction J3 .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.45 miles from Lacock.

Location: southbound between junctions J2 (Stapleton) and J3 .
Due to: Congestion.
Normal traffic conditions are expected between 09:30 and 09:45 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.17 miles from Lacock.

Location: southbound at junction J3 .
Due to: Congestion.
Normal traffic conditions are expected between 09:15 and 09:30 on 28 April 2026.
Nearest town: 19.07 miles from Lacock.

Location: northbound between the junctions with the A420 and the M4 .
Due to: Congestion.
Normal traffic conditions are expected between 08:15 and 08:30 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.06 miles from Lacock.

Location: northbound between the A366 and the junction with the A4 .
Due to: Congestion.
Normal traffic conditions are expected between 08:45 and 09:00 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 9.34 miles from Lacock.

Location: southbound between the junctions with the A350 South and the A303 .
Due to: Congestion.
Normal traffic conditions are expected between 08:15 and 08:30 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.13 miles from Lacock.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Nearest town: 10.54 miles from Lacock.

Location: westbound between junctions J18 (Bath) and J19 (Bristol) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.65 miles from Lacock.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 7.8 miles from Lacock.

Location: westbound exit slip to the A36 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.58 miles from Lacock.

Location: westbound entry slip from the A36 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.64 miles from Lacock.

Location: northbound between the A30 West and the junction with the A303 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Nearest town: 19.85 miles from Lacock.

Location: northbound between the A30 West and the junction with the A303 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.85 miles from Lacock.

Location: northbound entry slip from the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.63 miles from Lacock.

Location: southbound exit slip to the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.48 miles from Lacock.

Location: northbound exit slip to the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.58 miles from Lacock.

Location: southbound between the A350 South and the junction with the A303 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Nearest town: 19.16 miles from Lacock.

Location: southbound between the A350 South and the junction with the A303 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.16 miles from Lacock.

Location: westbound between the A360 and the junction with the A36 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Nearest town: 19.17 miles from Lacock.

Location: westbound between the A360 and the junction with the A36 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.17 miles from Lacock.

Location: westbound exit slip to the A36 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.54 miles from Lacock.

Location: westbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.51 miles from Lacock.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks scheme.
Period : from 08:00 on 28 April 2026 to 16:00 on 11 May 2026.
Nearest town: 8.96 miles from Lacock.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 17:00 on 28 April 2026.
Nearest town: 17.77 miles from Lacock.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 17:00 on 28 April 2026.
Nearest town: 18.22 miles from Lacock.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.51 miles from Lacock.

Location: northbound between the A30 West and the junction with the A303 .
Due to: Roadworks scheme.
Period : from 20:13 on 27 April 2026 to 06:00 on 28 April 2026.
Nearest town: 19.9 miles from Lacock.

Location: northbound between the A30 West and the junction with the A303 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 28 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.86 miles from Lacock.

Location: northbound between the junctions with the A30 West and the A303 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 28 April 2026.
Nearest town: 19.9 miles from Lacock.

Location: southbound between the junctions with the A303 and the A30 West.
Due to: Roadworks.
Period : expect disruption until 06:00 on 28 April 2026.
Nearest town: 19.85 miles from Lacock.

Location: northbound between the junctions with the A303 and the A350 South.
Due to: Emergency roadworks.
Period : expect disruption until 08:00 on 28 April 2026.
Nearest town: 18.81 miles from Lacock.

Location: southbound between the junctions with the A350 South and the A303 .
Due to: Emergency roadworks.
Period : expect disruption until 08:00 on 28 April 2026.
Nearest town: 18.64 miles from Lacock.

Location: northbound between the A366 and the junction with the A4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 6 May 2026.
Nearest town: 8.26 miles from Lacock.

Location: southbound between the A4 and the junction with the A366 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 6 May 2026.
Nearest town: 8.17 miles from Lacock.

Location: northbound between the junctions with the A366 and the A4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 9 June 2026.
Nearest town: 8.14 miles from Lacock.

Location: southbound between the junctions with the A4 and the A366 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 9 June 2026.
Nearest town: 8.16 miles from Lacock.

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: 12.69 miles from Lacock.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 5 May 2026 to 17:00 on 5 May 2026.
Nearest town: 14.94 miles from Lacock.

Location: westbound entry slip at junction J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 5 May 2026 to 17:00 on 5 May 2026.
Nearest town: 15.04 miles from Lacock.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.92 miles from Lacock.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.38 miles from Lacock.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.55 miles from Lacock.

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 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.11 miles from Lacock.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Schedule : From 21:00 on 5 May 2026 to 06:00 on 6 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.01 miles from Lacock.

Location: eastbound exit slip at junction J15 (Swindon) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.98 miles from Lacock.

Location: northbound at junction J3 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.55 miles from Lacock.

Location: southbound at junction J3 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.27 miles from Lacock.

Location: southbound between junctions J2 (Stapleton) and J3 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.07 miles from Lacock.

Location: southbound at junction J2 (Stapleton) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.02 miles from Lacock.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 1 May 2026 to 17:00 on 1 May 2026.
Nearest town: 15.92 miles from Lacock.

Location: eastbound between the junctions with the A36 and the A360 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Nearest town: 19.61 miles from Lacock.

Location: westbound between the junctions with the A360 and the A36 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Nearest town: 19.64 miles from Lacock.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.18 miles from Lacock.

Location: westbound between junctions J15 (Swindon) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.39 miles from Lacock.

Location: westbound entry slip at junction J16 (Swindon) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.04 miles from Lacock.

Location: westbound exit slip at junction J16 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.24 miles from Lacock.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.67 miles from Lacock.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 30 April 2026 to 17:00 on 30 April 2026.
Nearest town: 17.06 miles from Lacock.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 7.87 miles from Lacock.

Location: northbound between the A303 and the junction with the A350 South.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 6 May 2026.
Nearest town: 17.68 miles from Lacock.

Location: northbound between the A303 and the junction with the A350 South.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 29 April 2026 to 4 May 2026.
Schedule : From 20:30 on 5 May 2026 to 06:00 on 6 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.65 miles from Lacock.

Location: northbound between the junctions with the A303 and the A350 South.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 29 April 2026 to 4 May 2026.
Schedule : From 20:00 on 5 May 2026 to 06:00 on 6 May 2026.
Nearest town: 17.68 miles from Lacock.

Location: southbound between the A350 South and the junction with the A303 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 6 May 2026.
Nearest town: 15.58 miles from Lacock.

Location: southbound between the A350 South and the junction with the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 29 April 2026 to 4 May 2026.
Schedule : From 20:30 on 5 May 2026 to 06:00 on 6 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.58 miles from Lacock.

Location: southbound between the junctions with the A350 South and the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 29 April 2026 to 4 May 2026.
Schedule : From 20:00 on 5 May 2026 to 06:00 on 6 May 2026.
Nearest town: 17.65 miles from Lacock.

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 29 April 2026 to 02:00 on 30 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.3 miles from Lacock.

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 22:00 on 19 May 2026 to 06:00 on 20 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.53 miles from Lacock.

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 22:00 on 19 May 2026 to 06:00 on 20 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.09 miles from Lacock.

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 22:00 on 19 May 2026 to 06:00 on 20 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.52 miles from Lacock.

Location: northbound between the junctions with the A361 North and the A366 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 29 April 2026 to 15:30 on 29 April 2026.
Nearest town: 11.65 miles from Lacock.

Location: southbound between the junctions with the A366 and the A361 North.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 29 April 2026 to 15:30 on 29 April 2026.
Nearest town: 11.58 miles from Lacock.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 29 April 2026 to 17:00 on 29 April 2026.
Nearest town: 17.31 miles from Lacock.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 29 April 2026 to 17:00 on 29 April 2026.
Nearest town: 17.59 miles from Lacock.

Location: eastbound between junctions J20 (Bristol) and J19 (Bristol) .
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 28 April 2026 to 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.2 miles from Lacock.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 16:00 on 28 April 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 8.96 miles from Lacock.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 8 May 2026 to 17:00 on 8 May 2026.
Nearest town: 8.96 miles from Lacock.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.66 miles from Lacock.

Location: northbound between the junctions with the A303 and the A350 South.
Due to: Roadworks.
Period : expect disruption until 06:00 on 22 May 2026.
Nearest town: 17.71 miles from Lacock.

Location: southbound between the junctions with the A350 South and the A303 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 22 May 2026.
Nearest town: 17.57 miles from Lacock.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 4 May 2026 to 9 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 18 May 2026 to 23 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.78 miles from Lacock.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 4 May 2026 to 9 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 18 May 2026 to 23 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.88 miles from Lacock.

Location: westbound between the junctions with the A36 and the A350 .
Lane Closures : Lane one is closed.
Due to: Emergency Roadside Drains works.
Period : expect disruption until 15:00 on 28 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.64 miles from Lacock.
