Location: westbound exit slip at junction J15 (Swindon) .
Due to: Congestion.
Normal traffic conditions are expected between 17:45 and 18:00 on 15 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.16 miles from Cerney Wick.

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: 8 miles from Cerney Wick.

Location: northbound between the junctions with the A419 and the A436 .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 16 June 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 11.34 miles from Cerney Wick.

Location: southbound between the junctions with the A436 and the A419 .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 16 June 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 11.89 miles from Cerney Wick.

Location: eastbound between junctions J16 (Swindon) and J15 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 8.28 miles from Cerney Wick.

Location: eastbound entry slip at junction J16 (Swindon) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.34 miles from Cerney Wick.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 18 June 2026 to 16:00 on 18 June 2026.
Nearest town: 7.37 miles from Cerney Wick.

Location: southbound between the junctions with the A417 and the A361 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2026 to 06:00 on 19 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 3.03 miles from Cerney Wick.

Location: eastbound between junctions J15 (Swindon) 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 17 June 2026 to 19 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.91 miles from Cerney Wick.
