Location: northbound between junctions J11 (Luton) and J11A .
Lane Closures : The hard shoulder is closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 21:45 and 22:00 on 18 September 2025.
Normal traffic conditions are expected between 21:45 and 22:00 on 18 September 2025.
Nearest town: 19.93 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Vehicle fire.
Time To Clear : The event is expected to clear between 22:00 and 22:15 on 18 September 2025.
Normal traffic conditions are expected between 21:45 and 22:00 on 18 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 12.47 miles from Longwick.

Location: northbound exit slip at junction J11 (Luton) .
Due to: Congestion.
Normal traffic conditions are expected between 23:45 and 00:00 on 19 September 2025.
Nearest town: 19.6 miles from Longwick.

Location: northbound between the A5183 and the junction with the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 23:45 and 00:00 on 19 September 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.58 miles from Longwick.

Location: northbound exit slip at junction J11A .
Due to: Congestion.
Normal traffic conditions are expected between 23:30 and 23:45 on 18 September 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.57 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Due to: Congestion.
Normal traffic conditions are expected between 21:30 and 21:45 on 18 September 2025.
Delay : There are currently delays of 30 minutes against expected traffic.
Nearest town: 12.25 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 26 September 2025.
Nearest town: 8.34 miles from Longwick.

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 30 September 2025.
Nearest town: 5.69 miles from Longwick.

Location: southbound entry slip at junction J5 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 30 September 2025.
Nearest town: 5.67 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.64 miles from Longwick.

Location: anticlockwise entry slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 19 September 2025 to 05:00 on 20 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.27 miles from Longwick.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:15 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.33 miles from Longwick.

Location: eastbound between junctions J6 (Slough) and J5 (Colnbrook) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.12 miles from Longwick.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 12.56 miles from Longwick.

Location: southbound at junction J9 (Bicester) .
Lane Closures : The hard shoulder is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 19 September 2025.
Nearest town: 17.77 miles from Longwick.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 19.92 miles from Longwick.

Location: northbound exit slip at junction J10 (Luton Airport) .
Lane Closures : Lane one is closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 20 miles from Longwick.

Location: eastbound at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 18.47 miles from Longwick.

Location: eastbound between junctions J8 (High Wycombe) and J6 (Slough) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 17.21 miles from Longwick.

Location: eastbound exit slip at junction J6 (Slough) .
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.47 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 7.19 miles from Longwick.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 19.48 miles from Longwick.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 17.33 miles from Longwick.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lane one is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 16.56 miles from Longwick.

Location: northbound between the junctions with the A4146 Bletchley South and the A4146 Bletchley North.
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.05 miles from Longwick.

Location: northbound at the junction with the A4146 Bletchley South.
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.01 miles from Longwick.

Location: northbound between the junctions with the A4012 and the A4146 Bletchley South.
Lane Closures : Lane two is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.9 miles from Longwick.

Location: northbound between the A415 and the junction with the A420 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 19 September 2025 to 20:01 on 20 September 2025.
Nearest town: 18.18 miles from Longwick.

Location: northbound between the A423 north of Kennington and the junction with the A420 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.47 miles from Longwick.

Location: southbound between the A423 north of Kennington and the junction with the A415 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.57 miles from Longwick.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 19 September 2025.
Nearest town: 17.62 miles from Longwick.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 19 September 2025.
Nearest town: 17.64 miles from Longwick.

Location: clockwise entry slip at junction J21 (M1) .
Due to: Roadworks.
Period : expect disruption until 05:30 on 19 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.93 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J9 (Dunstable A5) .
Due to: Roadworks scheme.
Period : from 22:00 on 12 September 2025 to 05:00 on 19 December 2025.
Nearest town: 19.9 miles from Longwick.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 7.49 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 8.95 miles from Longwick.

Location: northbound between junctions J11 (Luton) and J11A .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 19.8 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 25 September 2025 to 06:00 on 26 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.09 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:15 on 25 September 2025 to 06:00 on 26 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.21 miles from Longwick.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 25 September 2025 to 05:00 on 26 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.62 miles from Longwick.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 25 September 2025 to 05:00 on 26 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.79 miles from Longwick.

Location: anticlockwise between junctions J18 (Rickmansworth) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 25 September 2025 to 05:00 on 26 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 16.16 miles from Longwick.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 25 September 2025 to 05:00 on 27 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.88 miles from Longwick.

Location: northbound entry slip from the A4130 .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 25 September 2025 to 06:00 on 26 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.15 miles from Longwick.

Location: westbound at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 21:00 on 25 September 2025 to 06:00 on 26 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.99 miles from Longwick.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 21:00 on 25 September 2025 to 06:00 on 26 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.99 miles from Longwick.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 25 September 2025 to 06:00 on 26 September 2025.
Nearest town: 17.69 miles from Longwick.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 25 September 2025 to 06:00 on 26 September 2025.
Nearest town: 17.68 miles from Longwick.

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 25 September 2025 to 06:00 on 26 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.74 miles from Longwick.

Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 23 September 2025 to 05:30 on 24 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.98 miles from Longwick.

Location: anticlockwise between junctions J16 (M40) and J15 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 24 September 2025 to 05:30 on 25 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.71 miles from Longwick.

Location: clockwise between junctions J18 (Rickmansworth) and J20 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 24 September 2025 to 05:00 on 25 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.05 miles from Longwick.

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 : Expect disruption everyday between 21:00 and 06:00 from 24 September 2025 to 27 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.37 miles from Longwick.

Location: southbound between junctions J8A (Thame) and J7 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 24 September 2025 to 27 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.6 miles from Longwick.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 24 September 2025 to 26 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.8 miles from Longwick.

Location: southbound between the A4155 and the junction with the A4130 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 24 September 2025 to 06:00 on 25 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.67 miles from Longwick.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 22 September 2025 to 05:00 on 23 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.93 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (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 21 September 2025 to 06:00 on 22 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.06 miles from Longwick.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:15 and 06:00 from 23 September 2025 to 27 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 12.62 miles from Longwick.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:15 and 06:00 from 23 September 2025 to 27 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.54 miles from Longwick.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:15 and 06:00 from 23 September 2025 to 27 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.34 miles from Longwick.

Location: anticlockwise entry slip at junction J21 (M1) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 September 2025 to 25 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.92 miles from Longwick.

Location: northbound entry slip at junction J6A (St Albans) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 September 2025 to 25 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.84 miles from Longwick.

Location: northbound exit slip at junction J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 23 September 2025 to 05:00 on 24 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 20 miles from Longwick.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 September 2025 to 25 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.63 miles from Longwick.

Location: anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 September 2025 to 25 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.86 miles from Longwick.

Location: northbound at the junction with the A308 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 23 September 2025 to 05:00 on 24 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.76 miles from Longwick.

Location: northbound between the junctions with the A4130 and the A308 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 23 September 2025 to 05:00 on 24 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.1 miles from Longwick.

Location: westbound at junction J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 September 2025 to 06:00 on 24 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.11 miles from Longwick.

Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 September 2025 to 06:00 on 24 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.31 miles from Longwick.

Location: westbound exit slip at junction J8 (High Wycombe) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 September 2025 to 06:00 on 24 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.11 miles from Longwick.

Location: northbound between the A308 and the junction with the M40 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 23 September 2025 to 06:00 on 24 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.35 miles from Longwick.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:15 on 22 September 2025 to 06:00 on 23 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.34 miles from Longwick.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:15 on 22 September 2025 to 06:00 on 23 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 11.77 miles from Longwick.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:15 on 22 September 2025 to 06:00 on 23 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.54 miles from Longwick.

Location: northbound exit slip at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 05:00 from 22 September 2025 to 3 October 2025.
Schedule : Expect disruption everyday between 22:15 and 05:00 from 4 October 2025 to 7 October 2025.
Schedule : Expect disruption everyday between 22:15 and 05:00 from 8 October 2025 to 10 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.69 miles from Longwick.

Location: southbound between junctions J4 (High Wycombe) and J1A (Watford) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:15 on 22 September 2025 to 06:00 on 23 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.77 miles from Longwick.

Location: northbound between junctions J1A (Watford) and J4 (High Wycombe) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:15 on 22 September 2025 to 06:00 on 23 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.45 miles from Longwick.

Location: southbound entry slip at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 05:00 from 22 September 2025 to 3 October 2025.
Schedule : Expect disruption everyday between 22:15 and 05:00 from 4 October 2025 to 11 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.67 miles from Longwick.

Location: clockwise entry slip at junction J18 (Rickmansworth) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 22 September 2025 to 05:30 on 23 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.1 miles from Longwick.

Location: clockwise.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 22 September 2025 to 05:30 on 23 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.08 miles from Longwick.

Location: clockwise.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 22 September 2025 to 05:30 on 23 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.09 miles from Longwick.

Location: clockwise.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 22 September 2025 to 05:30 on 23 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.1 miles from Longwick.

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 : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 24 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.31 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 22 September 2025 to 3 October 2025.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 4 October 2025 to 7 October 2025.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 8 October 2025 to 10 October 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.21 miles from Longwick.

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 : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 24 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.66 miles from Longwick.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 22 September 2025 to 3 October 2025.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 4 October 2025 to 10 October 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.11 miles from Longwick.

Location: northbound between the A415 and the junction with the A423 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 22 September 2025 to 06:00 on 23 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.07 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 22 September 2025 to 24 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.06 miles from Longwick.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 20 September 2025 to 06:00 on 21 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.14 miles from Longwick.

Location: southbound exit slip at junction J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 20 September 2025 to 06:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.71 miles from Longwick.

Location: northbound between the A415 and the junction with the A420 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 September 2025 to 20:01 on 20 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.18 miles from Longwick.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 September 2025 to 23 September 2025.
Nearest town: 19.44 miles from Longwick.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 20 October 2025 to 24 October 2025.
Lanes Closed : There will be two of five lanes closed.
Nearest town: 19.44 miles from Longwick.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 September 2025 to 23 September 2025.
Nearest town: 19.93 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 September 2025 to 23 September 2025.
Nearest town: 19.73 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J9 (Dunstable A5) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 20 October 2025 to 24 October 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.77 miles from Longwick.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 September 2025 to 23 September 2025.
Nearest town: 19.69 miles from Longwick.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 20 October 2025 to 24 October 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.69 miles from Longwick.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Lane Closures : Lane one is closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17 miles from Longwick.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 24 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.45 miles from Longwick.

Location: southbound exit slip to the A4183 south of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 24 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.86 miles from Longwick.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 September 2025 to 24 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.7 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 6 October 2025 to 11 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.17 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 6 October 2025 to 11 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.77 miles from Longwick.

Location: northbound between junctions J8 (Hemel Hstead) and J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 6 October 2025 to 11 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.45 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J6A (St Albans) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 6 October 2025 to 11 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.9 miles from Longwick.

Location: northbound exit slip at junction J9 (Dunstable A5) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 6 October 2025 to 11 October 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 October 2025 to 18 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.41 miles from Longwick.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 7.49 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 9.01 miles from Longwick.

Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lane two is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.07 miles from Longwick.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Lane Closures : Lane one is closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 19 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17 miles from Longwick.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 22 September 2025 to 06:00 on 24 September 2025.
Nearest town: 17.45 miles from Longwick.

Location: southbound entry slip at junction J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.67 miles from Longwick.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 20 October 2025 to 23 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.91 miles from Longwick.
