Location: westbound between the M4 and junction J1 (Avonmouth) .
Lane Closures : Lane two is closed.
Due to: Emergency road repairs.
Period : from 22:11 on 23 January 2026 to 01:00 on 24 January 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.18 miles from By Brook.

Location: northbound exit slip at junction J18A (South Wales) .
Due to: Roadworks.
Period : from 21:42 on 23 January 2026 to 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.22 miles from By Brook.

Location: southbound between junctions J13 (Stroud) and J14 (Dursley) .
Lane Closures : Lane three is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 19.14 miles from By Brook.

Location: northbound between junctions J14 (Dursley) and J13 (Stroud) .
Lane Closures : Lane three is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 18.69 miles from By Brook.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 05:00 on 30 January 2026.
Nearest town: 14.01 miles from By Brook.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 4.83 miles from By Brook.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 14.3 miles from By Brook.

Location: northbound between the junctions with the M5 and the M4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.19 miles from By Brook.

Location: northbound exit slip at junction J18A (South Wales) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.37 miles from By Brook.

Location: northbound at junction J18A (South Wales) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.38 miles from By Brook.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 05:00 on 29 January 2026.
Nearest town: 13.63 miles from By Brook.

Location: northbound between the junctions with the A3098 and the A361 south.
Due to: Roadworks.
Period : expect disruption until 23:59 on 23 January 2026.
Nearest town: 13.28 miles from By Brook.

Location: southbound between the junctions with the A361 South and the A3098 .
Due to: Roadworks.
Period : expect disruption until 23:59 on 23 January 2026.
Nearest town: 12.78 miles from By Brook.

Location: southbound exit slip to the A4 West.
Due to: Roadworks scheme.
Period : from 20:07 on 19 January 2026 to 06:00 on 7 February 2026.
Nearest town: 5.45 miles from By Brook.

Location: northbound between the A4 and the junction with the A420 .
Due to: Roadworks scheme.
Period : from 20:07 on 19 January 2026 to 06:00 on 7 February 2026.
Nearest town: 5.54 miles from By Brook.

Location: southbound between the A420 and the junction with the A4 .
Due to: Roadworks scheme.
Period : from 04:00 on 19 January 2026 to 06:00 on 21 March 2026.
Nearest town: 5.39 miles from By Brook.

Location: southbound between the junctions with the A420 and the A4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 21 March 2026.
Nearest town: 5.34 miles from By Brook.

Location: southbound between the junctions with the A420 and the A4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 21 March 2026.
Nearest town: 5.39 miles from By Brook.

Location: northbound between the A4 and the junction with the A420 .
Due to: Roadworks scheme.
Period : from 04:00 on 19 January 2026 to 06:00 on 21 March 2026.
Nearest town: 5.33 miles from By Brook.

Location: northbound between the junctions with the A4 and the A420 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 21 March 2026.
Nearest town: 5.33 miles from By Brook.

Location: northbound between the junctions with the A4 and the A420 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 21 March 2026.
Nearest town: 5.34 miles from By Brook.

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 06:00 on 31 March 2026.
Nearest town: 9.56 miles from By Brook.

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: 14.61 miles from By Brook.

Location: southbound exit slip at junction J18 (Bristol) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 31 January 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 February 2026 to 4 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.12 miles from By Brook.

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 4 February 2026.
Nearest town: 18.66 miles from By Brook.

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 31 January 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 February 2026 to 4 February 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.66 miles from By Brook.

Location: southbound exit slip at junction J18 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 30 January 2026 to 06:00 on 31 January 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 2 February 2026 to 4 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.95 miles from By Brook.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.63 miles from By Brook.

Location: eastbound entry slip at junction J18 (Bath) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 6.34 miles from By Brook.

Location: eastbound between junctions J19 (Bristol) and J18 (Bath) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 7.07 miles from By Brook.

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 20:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.3 miles from By Brook.

Location: eastbound between junctions J19 (Bristol) and J17 (Chippenham) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 31 January 2026.
Nearest town: 7.07 miles from By Brook.

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 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.72 miles from By Brook.

Location: westbound between the M4 and junction J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 2 February 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.11 miles from By Brook.

Location: westbound between junctions J19 (Bristol) and J20 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 29 January 2026 to 06:00 on 30 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.11 miles from By Brook.

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 29 January 2026 to 06:00 on 30 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.21 miles from By Brook.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 05:00 on 29 January 2026 to 05:00 on 31 January 2026.
Nearest town: 13.63 miles from By Brook.

Location: southbound exit slip at junction J14 (Dursley) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.25 miles from By Brook.

Location: westbound between junctions J20 (Bristol) and J21 (Chepstow) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 January 2026 to 30 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.54 miles from By Brook.

Location: westbound between junctions J21 (Chepstow) and J22 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 21:00 from 28 January 2026 to 29 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.06 miles from By Brook.

Location: westbound between junctions J16 (Swindon) and J17 (Chippenham) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.18 miles from By Brook.

Location: westbound at junction J1 (Avonmouth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 January 2026 to 30 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.51 miles from By Brook.

Location: westbound between the M4 and junction J1 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 January 2026 to 30 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.83 miles from By Brook.

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 28 January 2026 to 06:00 on 29 January 2026.
Nearest town: 18.46 miles from By Brook.

Location: southbound at junction J18 (Bristol) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.01 miles from By Brook.

Location: southbound between junctions J17 (Bristol West) and J18 (Bristol) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.46 miles from By Brook.

Location: eastbound between junctions J17 (Chippenham) and J16 (Swindon) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.63 miles from By Brook.

Location: westbound between junctions J21 (Chepstow) and J22 (Avonmouth) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 27 January 2026 to 06:00 on 28 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.62 miles from By Brook.

Location: northbound between junctions J18A (South Wales) and J17 (Bristol West) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 27 January 2026 to 06:00 on 28 January 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.19 miles from By Brook.

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 26 January 2026 to 06:00 on 27 January 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.49 miles from By Brook.

Location: northbound exit slip at junction J1 (Filton) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 26 January 2026 to 06:00 on 27 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.34 miles from By Brook.

Location: northbound between the junctions with the M5 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 26 January 2026 to 28 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.97 miles from By Brook.

Location: southbound between junctions J16 (Thornbury) and J17 (Bristol West) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 26 January 2026 to 06:00 on 28 January 2026.
Nearest town: 16.55 miles from By Brook.

Location: southbound between junctions J16 (Thornbury) and J17 (Bristol West) .
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 26 January 2026 to 28 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.55 miles from By Brook.

Location: southbound exit slip at junction J17 (Bristol West) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 26 January 2026 to 28 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.94 miles from By Brook.

Location: southbound between the A420 and the junction with the A4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 5.88 miles from By Brook.

Location: southbound exit slip to the A4 West.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 5.45 miles from By Brook.

Location: westbound between the junctions with the A363 and the A46 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 5.45 miles from By Brook.

Location: northbound entry slip from the A4 West.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 5.55 miles from By Brook.

Location: northbound between the A4 and the junction with the A420 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 23 January 2026 to 06:00 on 24 January 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 26 January 2026 to 31 January 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 February 2026 to 7 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 5.54 miles from By Brook.

Location: eastbound between the junctions with the A46 and the A363 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 5.39 miles from By Brook.

Location: southbound at junction J18 (Bristol) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.24 miles from By Brook.

Location: southbound between junctions J18 (Bristol) and J19 (Portishead) .
Lane Closures : The hard shoulder, lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 19.48 miles from By Brook.

Location: westbound between junctions J17 (Chippenham) and J18 (Bath) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 5.19 miles from By Brook.

Location: eastbound between junctions J18 (Bath) and J17 (Chippenham) .
Lane Closures : Lane three is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 24 January 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 5.21 miles from By Brook.
