Location: southbound between the junctions with the A417 and the A361 .
Due to: Congestion.
Normal traffic conditions are expected between 08:15 and 08:30 on 19 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 4.35m from Cricklade.

Location: southbound between the junctions with the A420 and the A4259 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 21 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 4.35m from Swindon.

Location: southbound between the A420 and the junction with the A4259 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 05:00 on 21 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 4.68m from Swindon.

Location: southbound between the A361 and the junction with the A4259 .
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: 4.9m from Swindon.

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 : Expect disruption everyday between 20:00 and 06:00 from 19 March 2026 to 21 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.35m from Swindon.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:00 and 16:00 from 25 March 2026 to 26 March 2026.
Schedule : Expect disruption everyday between 09:00 and 16:00 from 30 March 2026 to 1 April 2026.
Nearest town: 1.39m from Swindon.

Location: westbound entry slip at junction J15 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 24 March 2026 to 16:00 on 24 March 2026.
Nearest town: 2.57m from Swindon.

Location: westbound between junctions J14 (Hungerford) and J15 (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 26 March 2026 to 28 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 3.21m from Swindon.

Location: eastbound entry slip at junction 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 23 March 2026 to 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.66m from Swindon.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 23 March 2026 to 06:00 on 26 March 2026.
Nearest town: 2.46m from Swindon.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
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 23 March 2026 to 26 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 2.46m from Swindon.

Location: westbound exit slip at junction J15 (Swindon) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 26 March 2026 to 06:00 on 28 March 2026.
Nearest town: 2.84m from Swindon.

Location: westbound exit slip at junction 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 26 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.84m from Swindon.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 16:00 on 19 March 2026.
Nearest town: 1.61m from Swindon.
