Location: clockwise entry slip at junction J21 (M1) .
Due to: Road traffic collision.
Time To Clear : The event is expected to clear between 13:00 and 13:15 on 29 April 2026.
Normal traffic conditions are expected between 13:00 and 13:15 on 29 April 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.75 miles from Lacey Green.

Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Lane Closures : Lane one is closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 08:00 and 08:15 on 29 April 2026.
Normal traffic conditions are expected between 07:45 and 08:00 on 29 April 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 14.01 miles from Lacey Green.

Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 17.48 miles from Lacey Green.

Location: southbound exit slip to the A4155 .
Due to: Congestion.
Normal traffic conditions are expected between 12:30 and 12:45 on 29 April 2026.
Nearest town: 8 miles from Lacey Green.

Location: clockwise entry slip at junction J15 (Slough) from the M4 westbound.
Due to: Congestion.
Normal traffic conditions are expected between 11:00 and 11:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.39 miles from Lacey Green.

Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.18 miles from Lacey Green.

Location: anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 11:00 and 11:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.98 miles from Lacey Green.

Location: anticlockwise entry slip at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.47 miles from Lacey Green.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Due to: Congestion.
Normal traffic conditions are expected between 10:00 and 10:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.32 miles from Lacey Green.

Location: southbound exit slip at junction J6 (Watford A405) .
Due to: Congestion.
Normal traffic conditions are expected between 10:45 and 11:00 on 29 April 2026.
Nearest town: 18.65 miles from Lacey Green.

Location: anticlockwise entry slip at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.47 miles from Lacey Green.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.98 miles from Lacey Green.

Location: clockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.93 miles from Lacey Green.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 09:30 and 09:45 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 6.04 miles from Lacey Green.

Location: westbound between the junctions with the M1 and the A4147 .
Due to: Congestion.
Normal traffic conditions are expected between 09:30 and 09:45 on 29 April 2026.
Nearest town: 17.39 miles from Lacey Green.

Location: eastbound entry slip from the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.62 miles from Lacey Green.

Location: southbound at junction J1 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.35 miles from Lacey Green.

Location: westbound between the junctions with the M1 and the A4147 .
Due to: Congestion.
Normal traffic conditions are expected between 08:30 and 08:45 on 29 April 2026.
Nearest town: 17.39 miles from Lacey Green.

Location: southbound between the M25 and the junction with the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.82 miles from Lacey Green.

Location: clockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 08:45 and 09:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.93 miles from Lacey Green.

Location: southbound exit slip at junction J6 (Watford A405) .
Due to: Congestion.
Normal traffic conditions are expected between 09:30 and 09:45 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.65 miles from Lacey Green.

Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 08:30 and 08:45 on 29 April 2026.
Nearest town: 19.18 miles from Lacey Green.

Location: southbound exit slip to the A4155 .
Due to: Congestion.
Normal traffic conditions are expected between 08:30 and 08:45 on 29 April 2026.
Nearest town: 8 miles from Lacey Green.

Location: southbound at junction J8 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.64 miles from Lacey Green.

Location: northbound between the junctions with the A4130 and the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 10.25 miles from Lacey Green.

Location: northbound between the junctions with the A412 and the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 09:15 and 09:30 on 29 April 2026.
Nearest town: 18.53 miles from Lacey Green.

Location: southbound exit slip at junction J1 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 29 April 2026.
Nearest town: 16.28 miles from Lacey Green.

Location: southbound at the junction with the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 07:45 and 08:00 on 29 April 2026.
Nearest town: 19.15 miles from Lacey Green.

Location: eastbound between the junctions with the M1 and the A405 .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.91 miles from Lacey Green.

Location: anticlockwise at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.44 miles from Lacey Green.

Location: anticlockwise entry slip at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.47 miles from Lacey Green.

Location: northbound entry slip at junction J1 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 29 April 2026.
Nearest town: 16.35 miles from Lacey Green.

Location: northbound at junction J1 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 07:45 and 08:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.44 miles from Lacey Green.

Location: The A308M westbound between the junctions with the A308 and the M4 .
Due to: Congestion.
Normal traffic conditions are expected between 07:45 and 08:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.74 miles from Lacey Green.

Location: westbound between the junctions with the A437 and the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.04 miles from Lacey Green.

Location: southbound at junction J8 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.64 miles from Lacey Green.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 07:45 and 08:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.98 miles from Lacey Green.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 07:45 and 08:00 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.67 miles from Lacey Green.

Location: southbound exit slip at junction J6 (Watford A405) .
Due to: Congestion.
Normal traffic conditions are expected between 07:15 and 07:30 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.65 miles from Lacey Green.

Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 07:15 and 07:30 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.18 miles from Lacey Green.

Location: anticlockwise at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 07:15 and 07:30 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.44 miles from Lacey Green.

Location: anticlockwise entry slip at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 07:15 and 07:30 on 29 April 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.47 miles from Lacey Green.

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 29 April 2026.
Nearest town: 18.08 miles from Lacey Green.

Location: westbound entry slip at junction J4B (Heathrow) from the M25 anti-clockwise.
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 10 May 2026.
Nearest town: 19.33 miles from Lacey Green.

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 : From 22:00 on 29 April 2026 to 05:30 on 30 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.82 miles from Lacey Green.

Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 29 April 2026 to 05:30 on 30 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.82 miles from Lacey Green.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Due to: Roadworks scheme.
Period : from 21:05 on 14 April 2026 to 06:00 on 2 May 2026.
Nearest town: 18.75 miles from Lacey Green.

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: 19.21 miles from Lacey Green.

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 : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 4.54 miles from Lacey Green.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 5 May 2026 to 05:00 on 6 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.74 miles from Lacey Green.

Location: westbound between the junctions with the A437 and the M40 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 5 May 2026 to 05:00 on 6 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.23 miles from Lacey Green.

Location: anticlockwise between junctions J18 (Rickmansworth) and J17 (Maple Cross) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:00 and 05:30 from 5 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: 13.99 miles from Lacey Green.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:00 and 05:30 from 5 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 three of four lanes closed.
Nearest town: 14.44 miles from Lacey Green.

Location: anticlockwise at junction J18 (Rickmansworth) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:00 and 05:30 from 5 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: 13.93 miles from Lacey Green.

Location: anticlockwise exit slip at junction J17 (Maple Cross) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:00 and 05:30 from 5 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: 13.74 miles from Lacey Green.

Location: northbound entry slip at junction J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.77 miles from Lacey Green.

Location: southbound between junctions J9 (Bicester) and J4 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 9 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.93 miles from Lacey Green.

Location: westbound exit slip to the A412 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 5 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 05:30 on 9 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.74 miles from Lacey Green.

Location: northbound exit slip at junction J8 (Oxford) .
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 5 May 2026 to 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.51 miles from Lacey Green.

Location: northbound exit slip at junction J8A (Thame) .
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 5 May 2026 to 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.26 miles from Lacey Green.

Location: northbound exit slip at junction J6 (Thame) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 6.37 miles from Lacey Green.

Location: northbound entry slip at junction J6 (Thame) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 6.43 miles from Lacey Green.

Location: northbound between junctions J5 (High Wycombe) and J8A (Thame) .
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 5 May 2026 to 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.56 miles from Lacey Green.

Location: clockwise at junction J21A (Watword) .
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 5 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: 18.75 miles from Lacey Green.

Location: clockwise at junction J21 (M1) .
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 5 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: 18.15 miles from Lacey Green.

Location: clockwise at junction J21A (Watword) .
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 5 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: 18.5 miles from Lacey Green.

Location: eastbound entry slip at junction J4B (Heathrow) from the M25 clockwise.
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 5 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 05:30 on 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.51 miles from Lacey Green.

Location: clockwise exit slip at junction J15 (Slough) .
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 05:30 from 5 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 05:30 on 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.62 miles from Lacey Green.

Location: westbound entry slip at junction J4B (Heathrow) from M25 clockwise.
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 5 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 05:30 on 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.51 miles from Lacey Green.

Location: clockwise between junctions J21A (Watword) and J22 (St Albans) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 5 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: 19.11 miles from Lacey Green.

Location: anticlockwise between junctions J15 (Slough) and J14 (Heathrow Airport) .
Lane Closures : Lanes 5 and 6 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 5 May 2026 to 8 May 2026.
Lanes Closed : There will be two of six lanes closed.
Nearest town: 19.7 miles from Lacey Green.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 5 May 2026 to 05:30 on 6 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.31 miles from Lacey Green.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 5 May 2026 to 05:30 on 6 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.53 miles from Lacey Green.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 5 May 2026 to 05:30 on 6 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.56 miles from Lacey Green.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 5 May 2026 to 06:00 on 6 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17.23 miles from Lacey Green.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 5 May 2026 to 06:00 on 6 May 2026.
Nearest town: 17.23 miles from Lacey Green.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 5 May 2026 to 06:00 on 6 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.82 miles from Lacey Green.

Location: southbound entry slip from the A423 north of Kennington.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 5 May 2026 to 06:00 on 6 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.1 miles from Lacey Green.

Location: southbound exit slip at junction J2 (Beaconsfield) .
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 May 2026 to 11 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.22 miles from Lacey Green.

Location: northbound exit slip at junction J2 (Beaconsfield) .
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 May 2026 to 11 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.65 miles from Lacey Green.

Location: eastbound between junctions J8 (High Wycombe) and J7 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 5 May 2026 to 06:00 on 6 May 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 14.11 miles from Lacey Green.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 5 May 2026 to 06:00 on 6 May 2026.
Nearest town: 18.69 miles from Lacey Green.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 5 May 2026 to 06:00 on 6 May 2026.
Nearest town: 18.78 miles from Lacey Green.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 5 May 2026 to 23:59 on 8 May 2026.
Nearest town: 13.43 miles from Lacey Green.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 09:30 on 1 May 2026 to 16:00 on 1 May 2026.
Nearest town: 13.48 miles from Lacey Green.

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: 13.35 miles from Lacey Green.

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: 13.55 miles from Lacey Green.

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: 19.96 miles from Lacey Green.

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: 19.96 miles from Lacey Green.

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: 18.46 miles from Lacey Green.

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: 14.86 miles from Lacey Green.

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 5 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: 18.84 miles from Lacey Green.

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 5 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: 19.22 miles from Lacey Green.

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 5 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 miles from Lacey Green.

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: 19.39 miles from Lacey Green.

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 29 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: 18.89 miles from Lacey Green.

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: 18.89 miles from Lacey Green.

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: 19.21 miles from Lacey Green.

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: 19.19 miles from Lacey Green.

Location: eastbound between junctions J5 (Colnbrook) and J4B (Heathrow) .
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 : There will be two of five lanes closed.
Nearest town: 18.69 miles from Lacey Green.

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: 18.71 miles from Lacey Green.

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: 18.35 miles from Lacey Green.

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: 13.38 miles from Lacey Green.

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: 10.54 miles from Lacey Green.

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: 10.61 miles from Lacey Green.

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 29 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: 12.65 miles from Lacey Green.

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 29 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: 12.39 miles from Lacey Green.

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 29 April 2026 to 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.57 miles from Lacey Green.

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 29 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 7.97 miles from Lacey Green.

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 29 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 5.86 miles from Lacey Green.

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 29 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 5.88 miles from Lacey Green.

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 29 April 2026 to 2 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.22 miles from Lacey Green.

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: 12.21 miles from Lacey Green.

Location: eastbound at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 30 April 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 18.48 miles from Lacey Green.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 30 April 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 18.75 miles from Lacey Green.

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 : From 21:00 on 1 May 2026 to 06:00 on 2 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.53 miles from Lacey Green.

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 29 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: 18.15 miles from Lacey Green.

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 29 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: 18.32 miles from Lacey Green.

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 29 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: 17.46 miles from Lacey Green.

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 29 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: 19.08 miles from Lacey Green.

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 29 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: 13.88 miles from Lacey Green.
