Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 15:15 and 15:30 on 28 April 2026.
Normal traffic conditions are expected between 15:00 and 15:15 on 28 April 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 18.32 miles from Lower Cadsden.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Due to: Road traffic collision.
Status : Cleared.
Nearest town: 15.85 miles from Lower Cadsden.

Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 18.88 miles from Lower Cadsden.

Location: The A308M westbound between the junctions with the A308 and the M4 .
Due to: Congestion.
Normal traffic conditions are expected between 11:00 and 11:15 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.12 miles from Lower Cadsden.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 28 April 2026.
Nearest town: 8.41 miles from Lower Cadsden.

Location: westbound between the junctions with the M1 and the A4147 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 28 April 2026.
Nearest town: 16.89 miles from Lower Cadsden.

Location: clockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.83 miles from Lower Cadsden.

Location: northbound entry slip at junction J1 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 09:30 and 09:45 on 28 April 2026.
Nearest town: 17.82 miles from Lower Cadsden.

Location: northbound between the junctions with the A412 and the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 28 April 2026.
Nearest town: 18.54 miles from Lower Cadsden.

Location: clockwise at junction J14 (Heathrow Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 28 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Earlier
Due to: Caused by an earlier accident.
Nearest town: 17.14 miles from Lower Cadsden.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 April 2026 to 05:30 on 29 April 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.78 miles from Lower Cadsden.

Location: westbound entry slip at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.74 miles from Lower Cadsden.

Location: westbound at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.93 miles from Lower Cadsden.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.22 miles from Lower Cadsden.

Location: westbound between junctions J6 (Slough) and J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.37 miles from Lower Cadsden.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.93 miles from Lower Cadsden.

Location: The A404M northbound exit slip at junction J9B .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Nearest town: 14.79 miles from Lower Cadsden.

Location: The A404M northbound between junctions J9A and J9B .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.27 miles from Lower Cadsden.

Location: The A404M northbound exit slip at junction J9B .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 April 2026 to 06:00 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.79 miles from Lower Cadsden.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 April 2026 to 05:30 on 29 April 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.81 miles from Lower Cadsden.

Location: clockwise between junctions J20 (Hemel Hstead) and J21A (Watword) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 April 2026 to 05:30 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.96 miles from Lower Cadsden.

Location: clockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 April 2026 to 05:30 on 29 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.9 miles from Lower Cadsden.

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 : From 22:00 on 28 April 2026 to 05:30 on 29 April 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.84 miles from Lower Cadsden.

Location: northbound between the A4012 and the junction with the A422 .
Due to: Roadworks scheme.
Period : from 20:14 on 20 April 2026 to 06:00 on 13 May 2026.
Nearest town: 18.69 miles from Lower Cadsden.

Location: southbound entry slip at junction J9 (Dunstable A5) .
Due to: Roadworks scheme.
Period : from 22:00 on 27 April 2026 to 05:00 on 1 June 2026.
Nearest town: 18.17 miles from Lower Cadsden.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 4 May 2026 to 9 May 2026.
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.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.27 miles from Lower Cadsden.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 1 May 2026 to 05:30 on 2 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.37 miles from Lower Cadsden.

Location: clockwise between junctions J17 (Maple Cross) and J18 (Rickmansworth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.42 miles from Lower Cadsden.

Location: eastbound between the junctions with the M1 and the A405 .
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 1 September 2026 to 5 September 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 September 2026 to 12 September 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 September 2026 to 19 September 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 September 2026 to 26 September 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.7 miles from Lower Cadsden.

Location: eastbound between the junctions with the M1 and the A405 .
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 11 May 2026 to 16 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 18 May 2026 to 23 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 25 May 2026 to 30 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 1 June 2026 to 6 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.7 miles from Lower Cadsden.

Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:00 on 1 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.2 miles from Lower Cadsden.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 5 May 2026 to 8 May 2026.
Nearest town: 18.33 miles from Lower Cadsden.

Location: southbound at junction J1A (Watford) .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 4 May 2026 to 06:00 on 5 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.46 miles from Lower Cadsden.

Location: southbound between junctions J6 (Watford A405) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 4 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 06:00 on 9 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.05 miles from Lower Cadsden.

Location: southbound entry slip at junction J5 (Harrow A41) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 4 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 06:00 on 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.51 miles from Lower Cadsden.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 4 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 06:00 on 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.27 miles from Lower Cadsden.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
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 16 May 2026 to 18 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 30 May 2026 to 1 June 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.28 miles from Lower Cadsden.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 4 May 2026 to 9 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 11 May 2026 to 16 May 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 18 May 2026 to 22 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.94 miles from Lower Cadsden.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 9 May 2026 to 11 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.94 miles from Lower Cadsden.

Location: southbound entry slip at junction J9 (Dunstable A5) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 9 May 2026 to 05:00 on 10 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.17 miles from Lower Cadsden.

Location: southbound exit slip to the M1 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 9 May 2026 to 05:00 on 10 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.15 miles from Lower Cadsden.

Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:30 on 3 May 2026 to 05:30 on 4 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.76 miles from Lower Cadsden.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 3 May 2026 to 23:59 on 6 May 2026.
Nearest town: 17.06 miles from Lower Cadsden.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 3 May 2026 to 19:00 on 10 May 2026.
Nearest town: 12.36 miles from Lower Cadsden.

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 2 May 2026 to 06:00 on 3 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.26 miles from Lower Cadsden.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 2 May 2026 to 06:00 on 3 May 2026.
Nearest town: 12.33 miles from Lower Cadsden.

Location: clockwise between junctions J17 (Maple Cross) and J18 (Rickmansworth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.42 miles from Lower Cadsden.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 1 May 2026 to 05:30 on 2 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.37 miles from Lower Cadsden.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.61 miles from Lower Cadsden.

Location: northbound between the A4012 and the junction with the A4146 Bletchley South.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.2 miles from Lower Cadsden.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:30 on 1 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.85 miles from Lower Cadsden.

Location: anticlockwise exit slip at junction J21 (M1) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:30 on 1 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.9 miles from Lower Cadsden.

Location: northbound entry slip at junction J6A (St Albans) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:30 on 1 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.29 miles from Lower Cadsden.

Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:30 on 1 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.43 miles from Lower Cadsden.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:00 on 1 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.48 miles from Lower Cadsden.

Location: anticlockwise at junction J21 (M1) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:30 on 1 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.9 miles from Lower Cadsden.

Location: southbound 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 30 April 2026 to 05:00 on 1 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.63 miles from Lower Cadsden.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:30 on 1 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 15.1 miles from Lower Cadsden.

Location: northbound between junctions J5 (Harrow A41) and J6A (St Albans) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 30 April 2026 to 05:30 on 1 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.95 miles from Lower Cadsden.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.15 miles from Lower Cadsden.

Location: westbound entry slip at junction J7 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.25 miles from Lower Cadsden.

Location: westbound exit slip at junction J7 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.44 miles from Lower Cadsden.

Location: westbound between junctions J6 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.02 miles from Lower Cadsden.

Location: southbound at the junction with the A4146 South.
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 20:00 on 30 April 2026 to 05:00 on 1 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.92 miles from Lower Cadsden.

Location: northbound at the junction with the A4146 Bletchley South.
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 20:00 on 30 April 2026 to 05:00 on 1 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.85 miles from Lower Cadsden.

Location: northbound between the junctions with the A4012 and the A4146 Bletchley South.
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 20:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.66 miles from Lower Cadsden.

Location: southbound exit slip to the A4183 south of Kennington.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 30 April 2026 to 06:00 on 1 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.35 miles from Lower Cadsden.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 30 April 2026 to 15:30 on 30 April 2026.
Nearest town: 18.22 miles from Lower Cadsden.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 30 April 2026 to 15:30 on 30 April 2026.
Nearest town: 17.34 miles from Lower Cadsden.

Location: northbound entry slip at junction J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 30 April 2026 to 15:30 on 30 April 2026.
Nearest town: 17.09 miles from Lower Cadsden.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:30 on 30 April 2026 to 15:30 on 30 April 2026.
Nearest town: 12.59 miles from Lower Cadsden.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 30 April 2026 to 15:30 on 30 April 2026.
Nearest town: 17.98 miles from Lower Cadsden.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 29 April 2026 to 05:30 on 30 April 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.85 miles from Lower Cadsden.

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 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.08 miles from Lower Cadsden.

Location: northbound entry slip from the A4146 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.77 miles from Lower Cadsden.

Location: southbound between the A421 and the junction with the A4146 North.
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 28 April 2026 to 1 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.81 miles from Lower Cadsden.

Location: southbound entry slip from the A421 .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 28 April 2026 to 1 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.87 miles from Lower Cadsden.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : The hard shoulder is closed.
Due to: Roadside Drains Works.
Period : expect disruption until 15:30 on 28 April 2026.
Nearest town: 17.42 miles from Lower Cadsden.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 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 : There will be one of two lanes closed.
Nearest town: 19.32 miles from Lower Cadsden.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 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: 19.01 miles from Lower Cadsden.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 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 : There will be two of three lanes closed.
Nearest town: 19.66 miles from Lower Cadsden.

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 : Expect disruption everyday between 22:15 and 06:00 from 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 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: 19.06 miles from Lower Cadsden.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 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: 12.23 miles from Lower Cadsden.

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 28 April 2026 to 2 May 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 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: 12.02 miles from Lower Cadsden.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
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 28 April 2026 to 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.04 miles from Lower Cadsden.

Location: southbound entry slip at junction J3 (Loudwater) .
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 06:00 from 28 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 9.96 miles from Lower Cadsden.

Location: southbound entry slip at junction J4 (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 06:00 from 28 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.23 miles from Lower Cadsden.

Location: southbound between junctions J5 (High Wycombe) and J2 (Beaconsfield) .
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 28 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.28 miles from Lower Cadsden.

Location: southbound exit slip at junction J2 (Beaconsfield) .
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 06:00 from 28 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.96 miles from Lower Cadsden.

Location: anticlockwise entry slip at junction J16 (M40) From M40 South.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 April 2026 to 30 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.42 miles from Lower Cadsden.

Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 April 2026 to 30 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.41 miles from Lower Cadsden.

Location: northbound entry slip from the A4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 6 May 2026 to 06:00 on 7 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.65 miles from Lower Cadsden.

Location: eastbound between the junctions with the M1 and the A405 .
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 1 September 2026 to 5 September 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 September 2026 to 12 September 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 September 2026 to 19 September 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 September 2026 to 26 September 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.7 miles from Lower Cadsden.

Location: eastbound between the junctions with the M1 and the A405 .
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 11 May 2026 to 16 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 18 May 2026 to 23 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 25 May 2026 to 30 May 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 1 June 2026 to 6 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.7 miles from Lower Cadsden.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 April 2026 to 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.53 miles from Lower Cadsden.

Location: northbound between the A4146 Bletchley North and the junction with the A422 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.91 miles from Lower Cadsden.

Location: northbound between the A4146 Bletchley South and the junction with the A421 .
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 28 April 2026 to 2 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.04 miles from Lower Cadsden.

Location: northbound entry slip from the A421 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.77 miles from Lower Cadsden.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 April 2026 to 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.91 miles from Lower Cadsden.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 28 April 2026 to 1 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 5 May 2026 to 9 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 11 May 2026 to 16 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.8 miles from Lower Cadsden.

Location: northbound between junctions J6 (Watford A405) and J8 (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 21:00 and 05:00 from 28 April 2026 to 1 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 5 May 2026 to 9 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 11 May 2026 to 16 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.05 miles from Lower Cadsden.

Location: northbound between junctions J8 (Hemel Hstead) and J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 28 April 2026 to 1 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 5 May 2026 to 9 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 11 May 2026 to 16 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.95 miles from Lower Cadsden.

Location: northbound exit slip at junction J9 (Dunstable A5) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 28 April 2026 to 1 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 5 May 2026 to 9 May 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 11 May 2026 to 16 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.06 miles from Lower Cadsden.

Location: westbound between junctions J5 (Colnbrook) and J7 (Slough) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 30 April 2026.
Nearest town: 18.43 miles from Lower Cadsden.

Location: westbound between junctions J6 (Slough) and J7 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.37 miles from Lower Cadsden.

Location: westbound at junction J6 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.93 miles from Lower Cadsden.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.43 miles from Lower Cadsden.

Location: westbound entry slip at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 29 April 2026 to 06:00 on 30 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.74 miles from Lower Cadsden.
