Location: northbound at the junction with the A420 .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 5 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.2 miles from Catcomb.

Location: southbound between the junctions with the M4 and the A420 .
Due to: Congestion.
Normal traffic conditions are expected between 14:15 and 14:30 on 5 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.51 miles from Catcomb.

Location: northbound between the junctions with the A420 and the M4 .
Due to: Congestion.
Normal traffic conditions are expected between 14:00 and 14:15 on 5 July 2025.
Nearest town: 15.94 miles from Catcomb.

Location: southbound between the junctions with the M4 and the A420 .
Due to: Congestion.
Normal traffic conditions are expected between 13:00 and 13:15 on 5 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.02 miles from Catcomb.

Location: northbound between the junctions with the A420 and the M4 .
Due to: Congestion.
Normal traffic conditions are expected between 12:15 and 12:30 on 5 July 2025.
Nearest town: 15.94 miles from Catcomb.

Location: northbound between the junctions with the A366 and the A4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 27 September 2025.
Nearest town: 16.36 miles from Catcomb.

Location: southbound between the junctions with the A4 and the A366 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 27 September 2025.
Nearest town: 16.17 miles from Catcomb.

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 7 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.55 miles from Catcomb.

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 00:00 on 30 July 2025.
Nearest town: 5.35 miles from Catcomb.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 July 2025 to 06:00 on 12 July 2025.
Nearest town: 6.31 miles from Catcomb.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 July 2025 to 06:00 on 12 July 2025.
Nearest town: 6.91 miles from Catcomb.

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 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.19 miles from Catcomb.

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 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 3.33 miles from Catcomb.

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 10 July 2025 to 06:00 on 11 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 4.88 miles from Catcomb.

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 9 July 2025 to 06:00 on 10 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.96 miles from Catcomb.

Location: northbound between the A4259 and the junction with the A4311 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 9 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 17 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 23 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.18 miles from Catcomb.

Location: northbound between the junctions with the A361 South and the A361 North.
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 9 July 2025 to 11 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.26 miles from Catcomb.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
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 15 July 2025 to 17 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.51 miles from Catcomb.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 8 July 2025 to 06:00 on 9 July 2025.
Nearest town: 8.47 miles from Catcomb.

Location: westbound between junctions J15 (Swindon) and J16 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 July 2025 to 06:00 on 9 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 8.47 miles from Catcomb.

Location: westbound exit slip at junction J16 (Swindon) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 July 2025 to 06:00 on 9 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 7.82 miles from Catcomb.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 7 July 2025 to 06:00 on 8 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.78 miles from Catcomb.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 7 July 2025 to 06:00 on 8 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.95 miles from Catcomb.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 July 2025 to 06:00 on 9 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.62 miles from Catcomb.

Location: southbound between the A417 and the junction with the A361 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 4 July 2025 to 06:00 on 5 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 July 2025 to 9 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.14 miles from Catcomb.

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 7 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.81 miles from Catcomb.
