Location: southbound exit slip to the A423 north of Kennington.
Due to: Congestion.
Normal traffic conditions are expected between 12:15 and 12:30 on 13 December 2025.
Nearest town: 12.38 miles from Chilton.

Location: southbound between the junctions with the A44 and the A420 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 13 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.75 miles from Chilton.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 13 December 2025.
Nearest town: 17.38 miles from Chilton.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Nearest town: 17.47 miles from Chilton.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Nearest town: 15.03 miles from Chilton.

Location: southbound entry slip at junction J7 (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 December 2025 to 06:00 on 14 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.06 miles from Chilton.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : The hard shoulder is closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 16:00 on 13 December 2025.
Nearest town: 7.83 miles from Chilton.

Location: northbound between junctions J7 (Thame) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 19 December 2025.
Nearest town: 15.01 miles from Chilton.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 20:01 on 8 December 2025 to 06:00 on 18 December 2025.
Nearest town: 19.73 miles from Chilton.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18 miles from Chilton.

Location: eastbound between junctions J15 (Swindon) and J14 (Hungerford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.83 miles from Chilton.

Location: northbound between the A343 and the junction with the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.51 miles from Chilton.

Location: northbound between the A4 and the junction with the A339 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.42 miles from Chilton.

Location: northbound exit slip to the A4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Nearest town: 10.28 miles from Chilton.

Location: northbound exit slip to the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.28 miles from Chilton.

Location: northbound at the junction with the A343 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.5 miles from Chilton.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 05:00 on 20 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 15.45 miles from Chilton.

Location: eastbound between junctions J11 (Basingstoke) and J5 (Colnbrook) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 05:00 on 20 December 2025.
Nearest town: 15.65 miles from Chilton.

Location: eastbound at junction J11 (Basingstoke) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 December 2025 to 05:00 on 20 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.65 miles from Chilton.

Location: southbound exit slip at Chieveley Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 January 2026 to 7 January 2026.
Schedule : From 21:00 on 19 January 2026 to 06:00 on 20 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.01 miles from Chilton.

Location: southbound entry slip from the M4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 18 December 2025 to 06:00 on 19 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 January 2026 to 7 January 2026.
Schedule : From 21:00 on 19 January 2026 to 06:00 on 20 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.11 miles from Chilton.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.47 miles from Chilton.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.91 miles from Chilton.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.71 miles from Chilton.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 December 2025 to 06:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.73 miles from Chilton.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 18 December 2025 to 00:00 on 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.14 miles from Chilton.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.7 miles from Chilton.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.6 miles from Chilton.

Location: northbound between the M4 and the junction with the A4185 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 3.1 miles from Chilton.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 1.87 miles from Chilton.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 16 December 2025 to 06:00 on 17 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 1.88 miles from Chilton.

Location: westbound between junctions J14 (Hungerford) and J15 (Swindon) .
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 December 2025 to 20 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.14 miles from Chilton.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.07 miles from Chilton.

Location: westbound between junctions J14 (Hungerford) and 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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.77 miles from Chilton.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 8.93 miles from Chilton.

Location: southbound between the A4183 south of Kennington and the junction with the A4130 .
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 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.93 miles from Chilton.

Location: northbound exit slip to the A415 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 19 December 2025.
Nearest town: 8.25 miles from Chilton.

Location: northbound exit slip to the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.25 miles from Chilton.

Location: southbound entry slip from the A415 .
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 15 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.39 miles from Chilton.

Location: northbound between the A4130 and the junction with the A415 .
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 December 2025 to 19 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 7.81 miles from Chilton.

Location: westbound at junction J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.85 miles from Chilton.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.93 miles from Chilton.

Location: westbound exit slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.85 miles from Chilton.
