Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lane four is closed.
Due to: Road traffic collision.
Time To Clear : The event is expected to clear between 17:30 and 17:45 on 16 June 2026.
Normal traffic conditions are expected between 17:30 and 17:45 on 16 June 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 8.94 miles from Pednormead End.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Due to: Broken down vehicle.
Status : Cleared.
Nearest town: 9.1 miles from Pednormead End.

Location: anticlockwise between junctions J16 (M40) and J15 (Slough) .
Lane Closures : Lane four is closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 15:30 and 15:45 on 16 June 2026.
Normal traffic conditions are expected between 15:30 and 15:45 on 16 June 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 11.21 miles from Pednormead End.

Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 11.84 miles from Pednormead End.

Location: northbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 16 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.52 miles from Pednormead End.

Location: northbound between the junctions with the A4155 and the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 16 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.62 miles from Pednormead End.

Location: northbound at the junction with the A4130 .
Due to: Congestion.
Normal traffic conditions are expected between 17:30 and 17:45 on 16 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.47 miles from Pednormead End.

Location: southbound exit slip to the A4155 .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 16 June 2026.
Nearest town: 9.82 miles from Pednormead End.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 17:00 and 17:15 on 16 June 2026.
Nearest town: 14.15 miles from Pednormead End.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 17:00 and 17:15 on 16 June 2026.
Nearest town: 8.62 miles from Pednormead End.

Location: clockwise between junctions J12 (Basingstoke) and J14 (Heathrow Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 16 June 2026.
Delay : There are currently delays of 30 minutes against expected traffic.
Nearest town: 10.19 miles from Pednormead End.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Due to: Congestion.
Normal traffic conditions are expected between 17:00 and 17:15 on 16 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.47 miles from Pednormead End.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 16 June 2026.
Nearest town: 8.62 miles from Pednormead End.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Due to: Congestion.
Normal traffic conditions are expected between 15:45 and 16:00 on 16 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Earlier
Due to: Caused by the earlier broken down vehicle.
Nearest town: 8.47 miles from Pednormead End.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 12:45 and 13:00 on 16 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.62 miles from Pednormead End.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 12:30 and 12:45 on 16 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 7.91 miles from Pednormead End.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 June 2026 to 18 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.97 miles from Pednormead End.

Location: northbound exit slip at junction J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.66 miles from Pednormead End.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.31 miles from Pednormead End.

Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.71 miles from Pednormead End.

Location: southbound exit slip to the A4 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.71 miles from Pednormead End.

Location: southbound between the A4130 and the junction with the A4 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.52 miles from Pednormead End.

Location: The A404M southbound between junctions J9B and J9A .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.71 miles from Pednormead End.

Location: The A404M southbound entry slip at junction J9B .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.82 miles from Pednormead End.

Location: eastbound entry slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.57 miles from Pednormead End.

Location: westbound between the junctions with the A437 and the M40 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.66 miles from Pednormead End.

Location: northbound entry slip at junction J1 (Slough) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.06 miles from Pednormead End.

Location: anticlockwise entry slip at junction J16 (M40) From M40 North.
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 16 June 2026 to 06:00 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.71 miles from Pednormead End.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 16 June 2026 to 05:30 on 17 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 6.22 miles from Pednormead End.

Location: anticlockwise entry slip at junction J18 (Rickmansworth) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 16 June 2026 to 05:30 on 17 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 6.46 miles from Pednormead End.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2026 to 06:00 on 19 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 7.94 miles from Pednormead End.

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 : Expect disruption everyday between 21:00 and 06:00 from 16 June 2026 to 18 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.64 miles from Pednormead End.

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 : From 22:00 on 22 June 2026 to 05:00 on 23 June 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 7.43 miles from Pednormead End.

Location: eastbound entry slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 22 June 2026 to 26 June 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 29 June 2026 to 3 July 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 6 July 2026 to 10 July 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.57 miles from Pednormead End.

Location: southbound between the M40 and the junction with the A4155 .
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 22 June 2026 to 25 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.58 miles from Pednormead End.

Location: northbound between the A4155 and the junction with the M40 .
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 22 June 2026 to 25 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.57 miles from Pednormead End.

Location: northbound at junction J1A (Watford) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 22 June 2026 to 25 June 2026.
Nearest town: 10.54 miles from Pednormead End.

Location: northbound at junction J4 (High Wycombe) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 21 June 2026 to 23:59 on 22 June 2026.
Nearest town: 8.42 miles from Pednormead End.

Location: southbound at junction J4 (High Wycombe) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 17 June 2026 to 06:00 on 18 June 2026.
Nearest town: 8.83 miles from Pednormead End.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 17 June 2026 to 06:00 on 18 June 2026.
Nearest town: 9.26 miles from Pednormead End.

Location: southbound at junction J4 (High Wycombe) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 21 June 2026 to 23:59 on 22 June 2026.
Nearest town: 8.74 miles from Pednormead End.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 21 June 2026 to 23:59 on 26 June 2026.
Nearest town: 9.63 miles from Pednormead End.

Location: southbound exit slip to the A4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2026 to 06:00 on 19 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.71 miles from Pednormead End.

Location: The A404M southbound exit slip at junction J9A .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.11 miles from Pednormead End.

Location: northbound.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 16 June 2026 to 18 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.66 miles from Pednormead End.

Location: The A404M southbound entry slip at junction J9A .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14 miles from Pednormead End.

Location: northbound entry slip at junction J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 8 July 2026 to 11 July 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.98 miles from Pednormead End.

Location: southbound entry slip at junction J11 (Luton) .
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 June 2026 to 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.97 miles from Pednormead End.

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 18 June 2026 to 06:00 on 19 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.68 miles from Pednormead End.

Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 June 2026 to 20 June 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 6 July 2026 to 11 July 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 July 2026 to 18 July 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 20 July 2026 to 25 July 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 13.46 miles from Pednormead End.

Location: westbound exit slip to the A412 .
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 16 June 2026 to 19 June 2026.
Schedule : From 23:00 on 19 June 2026 to 05:30 on 20 June 2026.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 June 2026 to 26 June 2026.
Schedule : From 23:00 on 26 June 2026 to 05:30 on 27 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.22 miles from Pednormead End.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 8.87 miles from Pednormead End.

Location: southbound exit slip at junction J11 (Luton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 June 2026 to 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.12 miles from Pednormead End.

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 16 June 2026 to 20 June 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 22 June 2026 to 27 June 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 29 June 2026 to 4 July 2026.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 6 July 2026 to 11 July 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.41 miles from Pednormead End.

Location: northbound exit slip at junction J11 (Luton) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 8 July 2026 to 11 July 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.83 miles from Pednormead End.

Location: southbound.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 17 June 2026 to 06:00 on 18 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.83 miles from Pednormead End.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 17 June 2026 to 06:00 on 18 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 8.59 miles from Pednormead End.

Location: southbound between the M40 and the junction with the A308 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.6 miles from Pednormead End.

Location: northbound between the A308 and the junction with the A4155 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.34 miles from Pednormead End.

Location: anticlockwise between junctions J16 (M40) and J15 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 21 June 2026 to 05:30 on 22 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.47 miles from Pednormead End.
