Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lane four is closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 07:30 and 07:45 on 11 May 2026.
Normal traffic conditions are expected between 08:15 and 08:30 on 11 May 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 16.8 miles from Chinnor.

Location: southbound exit slip at junction J1 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 12:30 and 12:45 on 11 May 2026.
Nearest town: 19.13 miles from Chinnor.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 10:00 and 10:15 on 11 May 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.65 miles from Chinnor.

Location: southbound entry slip from the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 11 May 2026.
Nearest town: 7.53 miles from Chinnor.

Location: northbound exit slip to the A423 north of Kennington.
Due to: Congestion.
Normal traffic conditions are expected between 09:30 and 09:45 on 11 May 2026.
Nearest town: 15.59 miles from Chinnor.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 09:30 and 09:45 on 11 May 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.65 miles from Chinnor.

Location: southbound between the junctions with the A420 and the A423 north of Kennington.
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 11 May 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.23 miles from Chinnor.

Location: northbound between the junctions with the A415 and the A423 .
Due to: Congestion.
Normal traffic conditions are expected between 09:15 and 09:30 on 11 May 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.34 miles from Chinnor.

Location: northbound entry slip at junction J1 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 08:45 and 09:00 on 11 May 2026.
Nearest town: 19.19 miles from Chinnor.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 11 May 2026.
Nearest town: 7.59 miles from Chinnor.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 07:30 and 07:45 on 11 May 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.65 miles from Chinnor.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Due to: Congestion.
Normal traffic conditions are expected between 07:30 and 07:45 on 11 May 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.2 miles from Chinnor.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 May 2026 to 05:30 on 12 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.36 miles from Chinnor.

Location: southbound between junctions J1A (Watford) and J1 (Slough) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 11 May 2026.
Nearest town: 18.41 miles from Chinnor.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 19:00 on 17 May 2026.
Nearest town: 10.83 miles from Chinnor.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 19:00 on 13 May 2026.
Nearest town: 10.79 miles from Chinnor.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 May 2026 to 05:00 on 12 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.55 miles from Chinnor.

Location: northbound between junctions J7 (Thame) and J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 May 2026 to 05:00 on 12 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 7.42 miles from Chinnor.

Location: northbound exit slip at junction J1A (Watford) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 May 2026 to 05:30 on 12 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.39 miles from Chinnor.

Location: anticlockwise entry slip at junction J16 (M40) From M40 North.
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 May 2026 to 05:30 on 12 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.23 miles from Chinnor.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 May 2026 to 05:30 on 12 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.18 miles from Chinnor.

Location: The A404M southbound exit slip at junction J9A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.11 miles from Chinnor.

Location: The A404M southbound exit slip at junction J9A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.11 miles from Chinnor.

Location: The A404M southbound entry slip at junction J9A .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.02 miles from Chinnor.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 11 May 2026 to 05:00 on 12 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 14.05 miles from Chinnor.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.87 miles from Chinnor.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.27 miles from Chinnor.

Location: westbound entry slip at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.64 miles from Chinnor.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.83 miles from Chinnor.

Location: westbound at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.64 miles from Chinnor.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.86 miles from Chinnor.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.7 miles from Chinnor.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 May 2026 to 06:00 on 12 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.81 miles from Chinnor.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 15 May 2026.
Nearest town: 10.79 miles from Chinnor.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J19 (Watford) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2026 to 05:00 on 13 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.42 miles from Chinnor.

Location: anticlockwise entry slip at junction J20 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2026 to 05:00 on 13 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.6 miles from Chinnor.

Location: northbound between the junctions with the A44 and the M40 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 16 May 2026 to 06:00 on 17 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.1 miles from Chinnor.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 16 May 2026 to 06:00 on 17 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.12 miles from Chinnor.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 04:00 on 16 May 2026 to 18:00 on 17 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.14 miles from Chinnor.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 04:00 on 16 May 2026 to 18:00 on 17 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.16 miles from Chinnor.

Location: southbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 04:00 on 16 May 2026 to 18:00 on 17 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.09 miles from Chinnor.

Location: clockwise at junction J16 (M40) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 May 2026 to 21 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.23 miles from Chinnor.

Location: northbound exit slip at junction J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 May 2026 to 21 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.39 miles from Chinnor.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 May 2026 to 21 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.93 miles from Chinnor.

Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 May 2026 to 21 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.23 miles from Chinnor.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 15 May 2026 to 05:30 on 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 May 2026 to 20 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.65 miles from Chinnor.

Location: anticlockwise entry slip at junction J16 (M40) From M40 North.
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 May 2026 to 21 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.23 miles from Chinnor.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 May 2026 to 21 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.53 miles from Chinnor.

Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.64 miles from Chinnor.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.39 miles from Chinnor.

Location: northbound between the junctions with the A4130 and the A415 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.94 miles from Chinnor.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 14 May 2026 to 06:00 on 15 May 2026.
Nearest town: 19 miles from Chinnor.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.34 miles from Chinnor.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 4.25 miles from Chinnor.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 13 May 2026 to 15 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17.1 miles from Chinnor.

Location: southbound exit slip at junction J2 (Beaconsfield) .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.88 miles from Chinnor.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 14 May 2026 to 05:00 on 15 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.9 miles from Chinnor.

Location: southbound at junction J6 (Thame) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 14 May 2026 to 05:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.7 miles from Chinnor.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.65 miles from Chinnor.

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 21:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.86 miles from Chinnor.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.59 miles from Chinnor.

Location: westbound entry slip at junction J11 (Basingstoke) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19 miles from Chinnor.

Location: westbound at junction J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.98 miles from Chinnor.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.66 miles from Chinnor.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.77 miles from Chinnor.

Location: northbound entry slip at junction J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.48 miles from Chinnor.

Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.27 miles from Chinnor.

Location: southbound entry slip from the M40 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.55 miles from Chinnor.

Location: northbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.64 miles from Chinnor.

Location: northbound exit slip at junction J3 (Loudwater) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.65 miles from Chinnor.

Location: eastbound at junction J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.77 miles from Chinnor.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.88 miles from Chinnor.

Location: southbound entry slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.45 miles from Chinnor.

Location: southbound entry slip at junction J3 (Loudwater) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.36 miles from Chinnor.

Location: southbound.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.3 miles from Chinnor.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2026 to 06:00 on 15 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.42 miles from Chinnor.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:00 on 14 May 2026 to 15:00 on 14 May 2026.
Nearest town: 13.22 miles from Chinnor.

Location: southbound entry slip at junction J8A (Thame) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 07:00 on 14 May 2026 to 19:00 on 14 May 2026.
Nearest town: 9.2 miles from Chinnor.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 13 May 2026 to 16 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 4.33 miles from Chinnor.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.22 miles from Chinnor.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 May 2026 to 06:00 on 14 May 2026.
Nearest town: 13.29 miles from Chinnor.

Location: southbound between junctions J8A (Thame) and J5 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 13 May 2026 to 16 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 2.9 miles from Chinnor.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 13 May 2026 to 15 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.76 miles from Chinnor.

Location: northbound exit slip to the A4185 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.86 miles from Chinnor.

Location: northbound between junctions J8A (Thame) and J10 (Northampton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.33 miles from Chinnor.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Nearest town: 18.94 miles from Chinnor.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.92 miles from Chinnor.

Location: eastbound at junction J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.92 miles from Chinnor.

Location: eastbound between junctions J12 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.68 miles from Chinnor.

Location: eastbound entry slip at junction J11 (Basingstoke) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.94 miles from Chinnor.

Location: northbound entry slip from the A4185 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2026 to 06:00 on 14 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.75 miles from Chinnor.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 13 May 2026 to 23:59 on 15 May 2026.
Nearest town: 4.13 miles from Chinnor.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2026 to 05:30 on 13 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 16.63 miles from Chinnor.

Location: clockwise exit slip at junction J17 (Maple Cross) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2026 to 05:30 on 13 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.93 miles from Chinnor.

Location: eastbound between junctions J12 (Reading) and J11 (Basingstoke) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Nearest town: 18.29 miles from Chinnor.

Location: eastbound between junctions J12 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.4 miles from Chinnor.

Location: eastbound entry slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.29 miles from Chinnor.

Location: southbound entry slip from the A420 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.66 miles from Chinnor.

Location: The A404M southbound entry slip at junction J9B .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.79 miles from Chinnor.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2026 to 06:00 on 13 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.82 miles from Chinnor.

Location: southbound exit slip at junction J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 14 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.65 miles from Chinnor.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 14 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.7 miles from Chinnor.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 14 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 4.33 miles from Chinnor.

Location: southbound entry slip at junction J6 (Thame) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 14 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.5 miles from Chinnor.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 11 May 2026 to 13 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.9 miles from Chinnor.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 11 May 2026 to 15 May 2026.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.92 miles from Chinnor.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 11 May 2026 to 15 May 2026.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.63 miles from Chinnor.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 11 May 2026 to 15 May 2026.
Schedule : From 23:00 on 15 May 2026 to 06:00 on 16 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.18 miles from Chinnor.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : From 22:15 on 18 May 2026 to 06:00 on 19 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.39 miles from Chinnor.

Location: southbound entry slip at junction J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : From 22:15 on 18 May 2026 to 06:00 on 19 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.04 miles from Chinnor.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : From 22:15 on 18 May 2026 to 06:00 on 19 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.84 miles from Chinnor.

Location: southbound between junctions J9 (Bicester) and J8 (Oxford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 8 May 2026 to 06:00 on 9 May 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : From 22:15 on 18 May 2026 to 06:00 on 19 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.08 miles from Chinnor.

Location: southbound exit slip at junction J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : From 22:15 on 18 May 2026 to 06:00 on 19 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 9.48 miles from Chinnor.

Location: southbound entry slip at junction J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : From 22:15 on 18 May 2026 to 06:00 on 19 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 9.2 miles from Chinnor.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 11 May 2026 to 16 May 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 18 May 2026 to 22 May 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 26 May 2026 to 30 May 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 1 June 2026 to 6 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.74 miles from Chinnor.
