Location: southbound between the junctions with the A417 and the A361 .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 28 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.1 miles from St Katharines.

Location: northbound between the junctions with the A4311 and the A417 .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 28 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.36 miles from St Katharines.

Location: southbound exit slip to the A343 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.27 miles from St Katharines.

Location: southbound exit slip to the A343 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.23 miles from St Katharines.

Location: southbound entry slip from the A343 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.35 miles from St Katharines.

Location: southbound between the A4 and the junction with the A303 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains 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 one of two lanes closed.
Nearest town: 12.11 miles from St Katharines.

Location: eastbound.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Nearest town: 17.64 miles from St Katharines.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.64 miles from St Katharines.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.63 miles from St Katharines.

Location: westbound between the M3 and the junction with the A3093 .
Lane Closures : Lane two 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: 19.55 miles from St Katharines.

Location: eastbound at the junction with the A3093 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.6 miles from St Katharines.

Location: eastbound exit slip to the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.88 miles from St Katharines.

Location: eastbound between the A3093 and the junction with the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.49 miles from St Katharines.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.46 miles from St Katharines.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.47 miles from St Katharines.

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: 12.15 miles from St Katharines.

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: 11.76 miles from St Katharines.

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: 12.54 miles from St Katharines.

Location: eastbound between junctions J14 (Hungerford) and J13 (Newbury) .
Due to: Roadworks scheme.
Period : from 21:05 on 27 April 2026 to 06:00 on 29 April 2026.
Nearest town: 8.81 miles from St Katharines.

Location: eastbound between junctions J15 (Swindon) and J13 (Newbury) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 28 April 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 8.49 miles from St Katharines.

Location: eastbound entry slip at junction J14 (Hungerford) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 27 April 2026 to 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.81 miles from St Katharines.

Location: eastbound exit slip at junction J14 (Hungerford) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 27 April 2026 to 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.63 miles from St Katharines.

Location: northbound between the A272 and the junction with the A343 .
Lane Closures : Lane two is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 28 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.54 miles from St Katharines.

Location: southbound between the A343 and the junction with the A272 .
Lane Closures : Lane two is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 28 April 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.32 miles from St Katharines.

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: 17.5 miles from St Katharines.

Location: southbound between the A272 and the junction with the M3 .
Due to: Roadworks scheme.
Period : from 20:00 on 23 April 2026 to 21:00 on 7 February 2027.
Nearest town: 19.11 miles from St Katharines.

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: 15.36 miles from St Katharines.

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: 14.91 miles from St Katharines.

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: 13.24 miles from St Katharines.

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: 12.73 miles from St Katharines.

Location: eastbound between junctions J14 (Hungerford) and J13 (Newbury) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 May 2026 to 4 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.6 miles from St Katharines.

Location: westbound between junctions J13 (Newbury) and J14 (Hungerford) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 May 2026 to 4 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.83 miles from St Katharines.

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: 11.57 miles from St Katharines.

Location: eastbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 05:00 on 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.64 miles from St Katharines.

Location: westbound between the junctions with the A34 and the A3093 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 05:00 on 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.23 miles from St Katharines.

Location: westbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 May 2026 to 05:00 on 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.92 miles from St Katharines.

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: 17.95 miles from St Katharines.

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: 19.23 miles from St Katharines.

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: 11.27 miles from St Katharines.

Location: northbound between the junctions with the A303 and the A343 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.42 miles from St Katharines.

Location: southbound between the junctions with the A343 and the A303 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.07 miles from St Katharines.

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: 13.85 miles from St Katharines.

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: 18.17 miles from St Katharines.

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: 18.02 miles from St Katharines.

Location: westbound between the A342 and the junction with the A338 .
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 two lanes closed.
Nearest town: 11.95 miles from St Katharines.

Location: westbound.
Due to: Roadworks 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: 12.05 miles from St Katharines.

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: 18.57 miles from St Katharines.

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: 14.47 miles from St Katharines.

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: 14.91 miles from St Katharines.

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: 14.66 miles from St Katharines.

Location: northbound.
Due to: Roadside drains 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: 19.35 miles from St Katharines.

Location: northbound.
Due to: Roadside drains 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: 19.38 miles from St Katharines.

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 30 April 2026 to 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.68 miles from St Katharines.

Location: westbound between the junctions with the A342 and the A338 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 30 April 2026 to 03:00 on 1 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.5 miles from St Katharines.

Location: eastbound between the A338 and the junction with the A342 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 30 April 2026 to 03:00 on 1 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.67 miles from St Katharines.

Location: westbound between junctions J13 (Newbury) and J14 (Hungerford) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 20 May 2026 to 06:00 on 21 May 2026.
Nearest town: 15.56 miles from St Katharines.

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: 13.11 miles from St Katharines.

Location: northbound between the junctions with the A343 and the A4 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12 miles from St Katharines.

Location: eastbound between the A342 and the junction with the A3057 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.5 miles from St Katharines.

Location: westbound between the A3093 and the junction with the A342 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.5 miles from St Katharines.

Location: westbound entry slip at junction J13 (Newbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 May 2026 to 06:00 on 21 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.25 miles from St Katharines.

Location: westbound between junctions J13 (Newbury) and J14 (Hungerford) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 May 2026 to 06:00 on 21 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.56 miles from St Katharines.

Location: westbound exit slip at junction J14 (Hungerford) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 May 2026 to 06:00 on 21 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.89 miles from St Katharines.

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: 12.85 miles from St Katharines.

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: 12.36 miles from St Katharines.

Location: northbound between the M4 and the junction with the A4185 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 28 April 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.91 miles from St Katharines.

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: 16.2 miles from St Katharines.
