Location: southbound between the A420 and the junction with the A4259 .
Due to: Roadworks.
Period : from 19:49 on 11 September 2025 to 06:00 on 12 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.88 miles from Marsh Gate.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 12 September 2025 to 06:00 on 13 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.09 miles from Marsh Gate.

Location: westbound between junctions J13 (Newbury) and J14 (Hungerford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 September 2025 to 06:00 on 13 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 4.53 miles from Marsh Gate.

Location: westbound between junctions J15 (Swindon) and J19 (Bristol) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 September 2025 to 06:00 on 13 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.54 miles from Marsh Gate.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.17 miles from Marsh Gate.

Location: westbound entry slip from the A34 .
Due to: Roadworks scheme.
Period : from 21:02 on 11 September 2025 to 06:00 on 27 September 2025.
Nearest town: 18.52 miles from Marsh Gate.

Location: southbound between the A303 and the junction with the A272 .
Due to: Roadworks scheme.
Period : from 20:10 on 11 September 2025 to 06:00 on 27 September 2025.
Nearest town: 18.55 miles from Marsh Gate.

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 20:00 on 12 September 2025 to 05:00 on 13 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.06 miles from Marsh Gate.

Location: eastbound between the A3093 and the junction with the A34 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 September 2025 to 05:00 on 13 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.31 miles from Marsh Gate.

Location: eastbound entry slip from the A34 .
Due to: Roadworks scheme.
Period : from 21:03 on 10 September 2025 to 06:00 on 20 September 2025.
Nearest town: 18.35 miles from Marsh Gate.

Location: northbound between the A272 and the junction with the A343 .
Due to: Roadworks scheme.
Period : from 20:15 on 10 September 2025 to 06:00 on 20 September 2025.
Nearest town: 19.86 miles from Marsh Gate.

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: 19.54 miles from Marsh Gate.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 18:00 from 17 September 2025 to 19 September 2025.
Nearest town: 19.76 miles from Marsh Gate.

Location: southbound between the A4185 and the junction with the M4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 September 2025 to 20 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.01 miles from Marsh Gate.

Location: southbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 September 2025 to 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.41 miles from Marsh Gate.

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 17 September 2025 to 06:00 on 18 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.55 miles from Marsh Gate.

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 17 September 2025 to 06:00 on 18 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.08 miles from Marsh Gate.

Location: eastbound between the junctions with the A360 and the A345 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 09:00 on 18 September 2025 to 16:00 on 18 September 2025.
Schedule : From 20:00 on 19 September 2025 to 06:00 on 20 September 2025.
Schedule : Expect disruption everyday between 09:00 and 16:00 from 22 September 2025 to 25 September 2025.
Schedule : From 20:00 on 26 September 2025 to 06:00 on 27 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.88 miles from Marsh Gate.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 17 September 2025 to 06:00 on 18 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.82 miles from Marsh Gate.

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 20:00 on 17 September 2025 to 06:00 on 18 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.83 miles from Marsh Gate.

Location: southbound between the junctions with the A4185 and the M4 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 16 September 2025 to 06:00 on 17 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.88 miles from Marsh Gate.

Location: eastbound between the junctions with the A338 and the A342 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 September 2025 to 06:00 on 17 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.1 miles from Marsh Gate.

Location: westbound between junctions J13 (Newbury) and J14 (Hungerford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 September 2025 to 06:00 on 16 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 5.83 miles from Marsh Gate.

Location: northbound entry slip from the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.35 miles from Marsh Gate.

Location: southbound entry slip from the A272 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 17 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.4 miles from Marsh Gate.

Location: eastbound entry slip from the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.35 miles from Marsh Gate.

Location: eastbound exit slip to the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.33 miles from Marsh Gate.

Location: eastbound exit slip to the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.35 miles from Marsh Gate.

Location: northbound between the A272 and the junction with the A343 .
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 September 2025 to 20 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.86 miles from Marsh Gate.

Location: southbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 17 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.55 miles from Marsh Gate.

Location: southbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 17 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.33 miles from Marsh Gate.

Location: southbound entry slip from the A33 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 17 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.53 miles from Marsh Gate.

Location: northbound exit slip to the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.38 miles from Marsh Gate.

Location: northbound exit slip to the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 10 September 2025 to 06:00 on 11 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.41 miles from Marsh Gate.

Location: eastbound between the junctions with the A360 and the A345 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 10:00 on 15 September 2025 to 12:00 on 15 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.88 miles from Marsh Gate.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 13 September 2025 to 06:00 on 15 September 2025.
Nearest town: 11.09 miles from Marsh Gate.

Location: westbound exit slip at junction J13 (Newbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 September 2025 to 15 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.65 miles from Marsh Gate.

Location: northbound between the A4 and the junction with the M4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 13 September 2025 to 06:00 on 15 September 2025.
Nearest town: 9.58 miles from Marsh Gate.

Location: northbound at the junction with the M4 .
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 13 September 2025 to 15 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10 miles from Marsh Gate.

Location: northbound between the junctions with the A4 and the M4 .
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 13 September 2025 to 15 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 9.89 miles from Marsh Gate.

Location: northbound exit slip to the M4 .
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 13 September 2025 to 15 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.31 miles from Marsh Gate.

Location: northbound exit slip to the M4 .
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 13 September 2025 to 15 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10 miles from Marsh Gate.

Location: southbound between the A4185 and the junction with the M4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 13 September 2025 to 06:00 on 15 September 2025.
Nearest town: 10.95 miles from Marsh Gate.

Location: southbound between the A4185 and the junction with the M4 .
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 13 September 2025 to 15 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.95 miles from Marsh Gate.

Location: southbound exit slip to the M4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 13 September 2025 to 15 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.49 miles from Marsh Gate.

Location: northbound between the junctions with the A4 and the A339 .
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 13 September 2025 to 15 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.58 miles from Marsh Gate.

Location: northbound.
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 13 September 2025 to 15 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.79 miles from Marsh Gate.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 September 2025 to 15 September 2025.
Nearest town: 11.09 miles from Marsh Gate.

Location: westbound entry slip from the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 27 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.52 miles from Marsh Gate.

Location: southbound exit slip to the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 11 September 2025 to 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 27 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.48 miles from Marsh Gate.

Location: southbound entry slip from the A303 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 27 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.55 miles from Marsh Gate.

Location: westbound exit slip to the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 27 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.54 miles from Marsh Gate.

Location: westbound exit slip to the A34 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 27 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.55 miles from Marsh Gate.

Location: southbound between the A343 and the junction with the A272 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 22 September 2025 to 27 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.81 miles from Marsh Gate.

Location: westbound between the A338 and the junction with the A345 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 15 September 2025 to 20 September 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 22 September 2025 to 25 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.53 miles from Marsh Gate.

Location: southbound between the A303 and the junction with the M3 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 15 September 2025 to 06:00 on 17 September 2025.
Nearest town: 18.55 miles from Marsh Gate.

Location: southbound between the A361 and the junction with the A4259 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 12 September 2025 to 14 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.58 miles from Marsh Gate.

Location: southbound exit slip to the A420 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 September 2025 to 08:00 on 15 September 2025.
Schedule : From 20:00 on 21 September 2025 to 08:00 on 22 September 2025.
Schedule : From 20:00 on 28 September 2025 to 08:00 on 29 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.29 miles from Marsh Gate.

Location: southbound between the A361 and the junction with the A420 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 September 2025 to 08:00 on 15 September 2025.
Schedule : From 20:00 on 21 September 2025 to 08:00 on 22 September 2025.
Schedule : From 20:00 on 28 September 2025 to 08:00 on 29 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.56 miles from Marsh Gate.

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 28 September 2025 to 30 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.71 miles from Marsh Gate.

Location: southbound between the A415 and the junction with the M4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 28 September 2025 to 06:00 on 30 September 2025.
Nearest town: 17.79 miles from Marsh Gate.

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 28 September 2025 to 30 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.79 miles from Marsh Gate.

Location: southbound exit slip to the A4185 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 September 2025 to 30 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.64 miles from Marsh Gate.
