Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 9.52 miles from Amersham Common.

Cross Deep (All Directions) junction with Grotto Road.
All closures have been removed - Traffic flows have returned to normal in the area
Nearest town: 19.38 miles from Amersham Common.

Western Avenue (Eastbound) near the junction with Alperton Lane - Collision - Lane one reopened.
Traffic is flowing well for the time of day.
Nearest town: 15.9 miles from Amersham Common.

Horn Lane (All Directions) at the junction of Rectory Road - Three-way temporary signals in operation to facilitate works by BT.
Traffic is flowing well in the area.
Nearest town: 18.11 miles from Amersham Common.

Lampton Road (Both Directions) at the junction of Alexandra Road - Temporary Traffic Signals to facilitate junction improvements works Traffic is flowing well.
Nearest town: 16.89 miles from Amersham Common.

All lanes reopened.
Traffic is moving well.
Nearest town: 16.35 miles from Amersham Common.

Edgware Road West Hendon Broadway junction with Cool Oak Lane (All Directions).
There is a reported collision at this location.
All lanes are open.
Nearest town: 17.19 miles from Amersham Common.

The Parkway (Northbound) at the junction of North Hyde Road - Road is now fully open.
Traffic is moving well.
Nearest town: 14.37 miles from Amersham Common.

Watling Avenue (All Directions) at the junction of Orange Hill Road .
Traffic signals have been restored.
Traffic signals have been restored.
Nearest town: 15.62 miles from Amersham Common.

Forty Avenue (All Directions) at the junction of Preston Road.
Lane restrictions in place due to a collision.
The road has reopened.
Nearest town: 15.46 miles from Amersham Common.

Western Avenue (Eastbound) near the junction of Victoria Road lane one blocked by a broken down van.
Vehicle has been recovered.
Traffis is flowing well.
Nearest town: 17.98 miles from Amersham Common.

Heston Road (All Directions) at the junction of Wheatlands - Temporary signals in operation to facilitate resurfacing works.
Expect some delays while the restrictions are in place.
Nearest town: 15.99 miles from Amersham Common.

Kymberley Road (One Way System) between Headstone Road and College Road - Road closure to facilitate resurfacing works
Nearest town: 13.13 miles from Amersham Common.

High Street Harlesden (All Directions) at the junction of Wendover Road - Faulty traffic signals The traffic signals have been repaired.
Nearest town: 18.02 miles from Amersham Common.

Gunnersbury Avenue (North Circular Road) (Southbound) at the junction of Power Road - Collision vehicles have now been cleared.
Traffic flowing well in the area.
Nearest town: 18.46 miles from Amersham Common.

Location: clockwise at junction J12 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 01:15 and 01:30 on 24 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.12 miles from Amersham Common.

Location: clockwise at junction J12 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 00:00 and 00:15 on 24 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.49 miles from Amersham Common.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 23:30 and 23:45 on 23 July 2025.
Delay : There are currently delays of 15 minutes against expected traffic.
Nearest town: 12.45 miles from Amersham Common.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Congestion.
Normal traffic conditions are expected between 23:45 and 00:00 on 24 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.25 miles from Amersham Common.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 23:30 and 23:45 on 23 July 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.28 miles from Amersham Common.

Location: clockwise between junctions J12 (Basingstoke) and J13 (A30) .
Due to: Roadworks.
Period : from 22:39 on 23 July 2025 to 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.03 miles from Amersham Common.

Location: eastbound entry slip at junction J4B (Heathrow) from the M25 anti-clockwise.
Due to: Roadworks.
Period : from 22:20 on 23 July 2025 to 05:30 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.6 miles from Amersham Common.

Location: clockwise entry slip at junction J12 (Basingstoke) .
Due to: Roadworks.
Period : from 22:08 on 23 July 2025 to 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.56 miles from Amersham Common.

Location: southbound exit slip at junction J10 (Luton Airport) .
Due to: Roadworks.
Period : from 21:47 on 23 July 2025 to 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.55 miles from Amersham Common.

Location: southbound entry slip at junction J10 (Luton Airport) .
Due to: Litter Clearance.
Period : from 21:48 on 23 July 2025 to 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.45 miles from Amersham Common.

Location: clockwise entry slip at junction J12 (Basingstoke) .
Due to: Roadworks.
Period : from 21:50 on 23 July 2025 to 05:30 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.39 miles from Amersham Common.

Location: northbound between junctions J6 (Watford A405) and J6A (St Albans) .
Due to: Roadworks.
Period : from 21:18 on 23 July 2025 to 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 10.34 miles from Amersham Common.

Location: northbound between the A4012 and the junction with the A4146 Bletchley South.
Due to: Roadworks.
Period : from 19:34 on 23 July 2025 to 06:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.72 miles from Amersham Common.

Location: The A1M northbound at junction J1 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 25 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.43 miles from Amersham Common.

Location: The A1M northbound entry slip at junction J1 .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 25 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.57 miles from Amersham Common.

Location: The A1M northbound between junctions J1 and J3 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 25 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.84 miles from Amersham Common.

Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 10.4 miles from Amersham Common.

Location: southbound between the junctions with the M25 and the A5135 .
Lane Closures : Lane one is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 16.13 miles from Amersham Common.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:30 on 25 July 2025.
Schedule : From 23:00 on 25 July 2025 to 05:30 on 26 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.7 miles from Amersham Common.

Location: northbound at the junction with the M40 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 24 July 2025 to 06:00 on 25 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 7.55 miles from Amersham Common.

Location: southbound exit slip at junction J10 (Luton Airport) .
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.57 miles from Amersham Common.

Location: southbound entry slip at junction J10 (Luton Airport) .
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.46 miles from Amersham Common.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 15.92 miles from Amersham Common.

Location: westbound between the A315 and the junction with the A308 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 24 July 2025 to 16:00 on 24 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.39 miles from Amersham Common.

Location: northbound exit slip at junction J7 (Thame) .
Due to: Roadside Drains Works.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.26 miles from Amersham Common.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 17.08 miles from Amersham Common.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 12.8 miles from Amersham Common.

Location: northbound between the A4130 and the junction with the A4155 .
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 10.72 miles from Amersham Common.

Location: southbound at the junction with the A308 .
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 10.19 miles from Amersham Common.

Location: northbound exit slip at junction J1A (Watford) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Road repairs.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 8.18 miles from Amersham Common.

Location: The A308M westbound between the junctions with the A308 and the M4 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 11.82 miles from Amersham Common.

Location: The A404M southbound between junctions J9A and J9 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 12.09 miles from Amersham Common.

Location: eastbound exit slip at junction J8 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 23 July 2025 to 06:00 on 24 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.49 miles from Amersham Common.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.26 miles from Amersham Common.

Location: northbound at junction J11 (Luton) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 30 July 2025.
Nearest town: 16.88 miles from Amersham Common.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 30 July 2025.
Nearest town: 15.71 miles from Amersham Common.

Location: northbound at junction J10 (Luton Airport) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 30 July 2025.
Nearest town: 15.31 miles from Amersham Common.

Location: northbound between junctions J11A and J12 (Flitwick) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 30 July 2025.
Nearest town: 19.12 miles from Amersham Common.

Location: northbound at junction J11A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 30 July 2025.
Nearest town: 18.35 miles from Amersham Common.

Location: northbound between junctions J11 (Luton) and J11A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:00 on 30 July 2025.
Nearest town: 17.31 miles from Amersham Common.

Location: anticlockwise between junctions J16 (M40) and J15 (Slough) .
Due to: Roadworks scheme.
Period : from 22:01 on 21 July 2025 to 05:00 on 27 July 2025.
Nearest town: 11.41 miles from Amersham Common.

Location: anticlockwise exit slip at junction J15 (Slough) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 12.38 miles from Amersham Common.

Location: eastbound entry slip at junction J4B (Heathrow) .
Due to: Roadworks scheme.
Period : from 22:01 on 21 July 2025 to 05:00 on 27 July 2025.
Nearest town: 12.53 miles from Amersham Common.

Location: eastbound entry slip at junction J4B (Heathrow) from the M25 anti-clockwise.
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.53 miles from Amersham Common.

Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 10.34 miles from Amersham Common.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Lane Closures : Lane one is closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 12.26 miles from Amersham Common.

Location: clockwise between junctions J23 (Hatfield) and J24 (Potters Bar) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 24 July 2025 to 25 July 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 28 July 2025 to 1 August 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17.14 miles from Amersham Common.

Location: northbound between junctions J10 (Luton Airport) and J12 (Flitwick) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.43 miles from Amersham Common.

Location: southbound between junctions J4 (Edgware A41) and J1 (North Circular) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 16.28 miles from Amersham Common.

Location: northbound between the M1 and the junction with the A4146 Bletchley South.
Due to: Roadworks scheme.
Period : from 20:05 on 4 July 2025 to 06:00 on 22 August 2025.
Nearest town: 17.69 miles from Amersham Common.

Location: northbound between junctions J10 (Luton Airport) and J14 (Milton Keynes) .
Due to: Roadworks scheme.
Period : from 22:00 on 18 July 2025 to 05:00 on 14 August 2025.
Nearest town: 15.31 miles from Amersham Common.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 30 July 2025 to 05:00 on 31 July 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 11.9 miles from Amersham Common.

Location: southbound exit slip at junction J8 (Hemel Hstead) .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 30 July 2025 to 05:00 on 31 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.06 miles from Amersham Common.

Location: eastbound between the junctions with the A4147 and the M1 .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 30 July 2025 to 05:00 on 31 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.37 miles from Amersham Common.

Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 July 2025 to 05:30 on 31 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.4 miles from Amersham Common.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J17 (Maple Cross) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 30 July 2025 to 1 August 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 5.16 miles from Amersham Common.

Location: anticlockwise entry slip at junction J18 (Rickmansworth) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 30 July 2025 to 1 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.14 miles from Amersham Common.

Location: northbound.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:30 on 30 July 2025 to 06:00 on 31 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.57 miles from Amersham Common.

Location: northbound between the A308 and the junction with the M40 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:30 and 06:00 from 29 July 2025 to 31 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.35 miles from Amersham Common.

Location: northbound exit slip to the A4155 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:30 on 30 July 2025 to 06:00 on 31 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.52 miles from Amersham Common.

Location: northbound entry slip from the A4155 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:30 on 30 July 2025 to 06:00 on 31 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.4 miles from Amersham Common.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.67 miles from Amersham Common.

Location: anticlockwise exit slip at junction J21 (M1) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.9 miles from Amersham Common.

Location: northbound entry slip at junction J6A (St Albans) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 10.41 miles from Amersham Common.

Location: anticlockwise 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 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.9 miles from Amersham Common.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 8.37 miles from Amersham Common.

Location: eastbound exit slip at junction J5 (Colnbrook) .
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 July 2025 to 2 August 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 4 August 2025 to 8 August 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.29 miles from Amersham Common.

Location: anticlockwise entry slip at junction J21 (M1) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 09:30 on 30 July 2025 to 16:00 on 30 July 2025.
Nearest town: 10.41 miles from Amersham Common.

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 22:00 on 29 July 2025 to 05:00 on 30 July 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 10.84 miles from Amersham Common.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 29 July 2025 to 05:30 on 30 July 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 10.68 miles from Amersham Common.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 29 July 2025 to 05:30 on 30 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.51 miles from Amersham Common.

Location: southbound between junctions J11A and J11 (Luton) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 29 July 2025 to 05:00 on 30 July 2025.
Nearest town: 17.56 miles from Amersham Common.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 29 July 2025 to 2 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 August 2025 to 9 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 11 August 2025 to 16 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 August 2025 to 22 August 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 5.31 miles from Amersham Common.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 29 July 2025 to 2 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 August 2025 to 9 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 11 August 2025 to 16 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 August 2025 to 22 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 5.29 miles from Amersham Common.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 29 July 2025 to 2 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 August 2025 to 9 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 11 August 2025 to 16 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 August 2025 to 22 August 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.89 miles from Amersham Common.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 29 July 2025 to 2 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 August 2025 to 9 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 11 August 2025 to 16 August 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 August 2025 to 22 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 5.27 miles from Amersham Common.

Location: westbound at junction J10 (Reading) .
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 29 July 2025 to 31 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.12 miles from Amersham Common.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 29 July 2025 to 06:00 on 31 July 2025.
Nearest town: 19.12 miles from Amersham Common.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
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 29 July 2025 to 31 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.62 miles from Amersham Common.

Location: southbound between the junctions with the M25 and the A5135 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 25 July 2025 to 05:30 on 26 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.09 miles from Amersham Common.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 5 August 2025 to 7 August 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.13 miles from Amersham Common.

Location: westbound entry slip at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 5 August 2025 to 7 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.1 miles from Amersham Common.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 5 August 2025 to 7 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.62 miles from Amersham Common.

Location: westbound between the A315 and the junction with the A308 .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 09:30 on 29 July 2025 to 16:00 on 29 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.42 miles from Amersham Common.

Location: westbound entry slip at junction J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 August 2025 to 7 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.11 miles from Amersham Common.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 29 July 2025 to 31 July 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.89 miles from Amersham Common.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 10.69 miles from Amersham Common.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:30 on 29 July 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 30 July 2025 to 1 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.39 miles from Amersham Common.

Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 July 2025 to 30 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.58 miles from Amersham Common.

Location: southbound entry slip at junction J7 (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 28 July 2025 to 1 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.43 miles from Amersham Common.

Location: northbound between junctions J7 (Thame) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 28 July 2025 to 1 August 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.99 miles from Amersham Common.

Location: southbound entry slip at junction J8 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.58 miles from Amersham Common.

Location: eastbound between junctions J2 (Gatwick M23) and J1 (Sunbury) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.97 miles from Amersham Common.

Location: eastbound between the junctions with the M3 and the A312 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.79 miles from Amersham Common.

Location: eastbound entry slip from the A308 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.81 miles from Amersham Common.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 28 July 2025 to 05:00 on 29 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 10.56 miles from Amersham Common.

Location: northbound between junctions J1 (North Circular) and J4 (Edgware A41) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 July 2025 to 1 August 2025.
Schedule : From 23:00 on 1 August 2025 to 05:30 on 2 August 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 4 August 2025 to 8 August 2025.
Schedule : From 23:00 on 8 August 2025 to 05:30 on 9 August 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.98 miles from Amersham Common.

Location: westbound between junctions J2 (Gatwick M23) and J3 (Woking) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 July 2025 to 31 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.81 miles from Amersham Common.

Location: westbound at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 July 2025 to 06:00 on 29 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.16 miles from Amersham Common.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 July 2025 to 06:00 on 29 July 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.31 miles from Amersham Common.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 28 July 2025 to 06:00 on 29 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.16 miles from Amersham Common.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 25 July 2025 to 05:00 on 26 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.86 miles from Amersham Common.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 25 July 2025 to 06:00 on 26 July 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 4.7 miles from Amersham Common.

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 25 July 2025 to 15:30 on 25 July 2025.
Nearest town: 10.6 miles from Amersham Common.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 25 July 2025 to 15:30 on 25 July 2025.
Nearest town: 11.81 miles from Amersham Common.

Location: eastbound between the A308 and the junction with the A315 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 25 July 2025 to 16:00 on 25 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.42 miles from Amersham Common.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 25 July 2025 to 15:30 on 25 July 2025.
Nearest town: 10.67 miles from Amersham Common.

Location: anticlockwise entry slip at junction J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:30 on 25 July 2025.
Schedule : From 23:00 on 25 July 2025 to 05:30 on 26 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.94 miles from Amersham Common.

Location: northbound between junctions J11A and J12 (Flitwick) .
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 05:00 from 24 July 2025 to 26 July 2025.
Schedule : From 22:00 on 1 August 2025 to 05:00 on 2 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.12 miles from Amersham Common.

Location: northbound at junction J11A .
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 05:00 from 24 July 2025 to 26 July 2025.
Schedule : From 22:00 on 1 August 2025 to 05:00 on 2 August 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.41 miles from Amersham Common.

Location: anticlockwise entry slip at junction J20 (Hemel Hstead) .
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:30 on 25 July 2025.
Schedule : From 23:00 on 25 July 2025 to 05:30 on 26 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.69 miles from Amersham Common.

Location: anticlockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:30 on 25 July 2025.
Schedule : From 23:00 on 25 July 2025 to 05:30 on 26 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.86 miles from Amersham Common.

Location: anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 24 July 2025 to 05:30 on 25 July 2025.
Schedule : From 23:00 on 25 July 2025 to 05:30 on 26 July 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 8.66 miles from Amersham Common.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 18 August 2025 to 22 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 10.53 miles from Amersham Common.

Location: southbound between junctions J10 (Luton Airport) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 4 August 2025 to 9 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.31 miles from Amersham Common.

Location: northbound entry slip at junction J8 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 19 August 2025 to 05:00 on 20 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.46 miles from Amersham Common.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of five lanes closed.
Nearest town: 13.67 miles from Amersham Common.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 4 August 2025 to 9 August 2025.
Lanes Closed : There will be two of five lanes closed.
Nearest town: 13.67 miles from Amersham Common.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 28 July 2025 to 1 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 4 August 2025 to 8 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 August 2025 to 15 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 18 August 2025 to 21 August 2025.
Nearest town: 13.67 miles from Amersham Common.

Location: northbound entry slip at junction J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 5 August 2025 to 05:00 on 6 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.65 miles from Amersham Common.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 12.37 miles from Amersham Common.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 4 August 2025 to 9 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.14 miles from Amersham Common.

Location: northbound between junctions J6 (Watford A405) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 28 July 2025 to 1 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 4 August 2025 to 8 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 August 2025 to 15 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 18 August 2025 to 21 August 2025.
Nearest town: 10.51 miles from Amersham Common.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 15.57 miles from Amersham Common.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 15.71 miles from Amersham Common.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 28 July 2025 to 1 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 4 August 2025 to 8 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 August 2025 to 15 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 18 August 2025 to 21 August 2025.
Nearest town: 15.71 miles from Amersham Common.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 14.47 miles from Amersham Common.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 28 July 2025 to 1 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 4 August 2025 to 8 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 August 2025 to 15 August 2025.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 18 August 2025 to 21 August 2025.
Nearest town: 14.47 miles from Amersham Common.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 18 August 2025 to 22 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.57 miles from Amersham Common.

Location: northbound exit slip at junction J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 5 August 2025 to 05:00 on 6 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.55 miles from Amersham Common.

Location: southbound exit slip at junction J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 6 August 2025 to 05:00 on 7 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.87 miles from Amersham Common.

Location: southbound entry slip at junction J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 6 August 2025 to 05:00 on 7 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.75 miles from Amersham Common.

Location: clockwise exit slip at junction J13 (A30) .
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.87 miles from Amersham Common.

Location: clockwise between junctions J12 (Basingstoke) and J13 (A30) .
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.41 miles from Amersham Common.

Location: westbound between junctions J1 (Sunbury) and J2 (Gatwick M23) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 18.73 miles from Amersham Common.

Location: eastbound between junctions J3 (Woking) and J2 (Gatwick M23) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 18.77 miles from Amersham Common.

Location: clockwise between junctions J11 (Chertsey) and J12 (Basingstoke) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 19.5 miles from Amersham Common.

Location: westbound at junction J2 (Gatwick M23) .
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.5 miles from Amersham Common.

Location: clockwise entry slip at junction J12 (Basingstoke) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.5 miles from Amersham Common.

Location: eastbound at junction J2 (Gatwick M23) .
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.5 miles from Amersham Common.

Location: clockwise at junction J12 (Basingstoke) .
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.79 miles from Amersham Common.

Location: clockwise entry slip at junction J12 (Basingstoke) .
Due to: Roadworks.
Period : expect disruption until 05:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.52 miles from Amersham Common.

Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.12 miles from Amersham Common.

Location: northbound at junction J11A .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.5 miles from Amersham Common.

Location: northbound entry slip at junction J11A .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 11 August 2025 to 05:00 on 12 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.53 miles from Amersham Common.

Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 12 August 2025 to 05:00 on 13 August 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.55 miles from Amersham Common.

Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 11 August 2025 to 05:00 on 12 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.12 miles from Amersham Common.

Location: northbound at junction J11A .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 11 August 2025 to 05:00 on 12 August 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.41 miles from Amersham Common.

Location: clockwise at junction J23 (Hatfield) .
Due to: Road repairs.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 16.54 miles from Amersham Common.

Location: clockwise at junction J23 (Hatfield) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Road repairs.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 16.35 miles from Amersham Common.

Location: anticlockwise between junctions J16 (M40) and J15 (Slough) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 11.41 miles from Amersham Common.

Location: eastbound entry slip at junction J4B (Heathrow) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 12.73 miles from Amersham Common.

Location: clockwise between junctions J22 (St Albans) and J23 (Hatfield) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Road repairs.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 16 miles from Amersham Common.

Location: westbound between junctions J10 (Reading) and J12 (Reading) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 29 July 2025 to 06:00 on 31 August 2025.
Nearest town: 19.1 miles from Amersham Common.

Location: southbound at junction J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 12 August 2025 to 05:00 on 13 August 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.83 miles from Amersham Common.

Location: anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 24 July 2025 to 25 July 2025.
Schedule : From 09:30 on 28 July 2025 to 16:00 on 28 July 2025.
Nearest town: 9.73 miles from Amersham Common.

Location: northbound between junctions J6 (Watford A405) and J6A (St Albans) .
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 10.3 miles from Amersham Common.

Location: northbound at the junction with the M1 .
Due to: Roadworks.
Period : expect disruption until 05:30 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 10.29 miles from Amersham Common.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 9.53 miles from Amersham Common.

Location: northbound between the A5183 and the junction with the A4146 Bletchley South.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : All lanes are closed.
Nearest town: 17.18 miles from Amersham Common.

Location: northbound between the junctions with the M1 and the A5183 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 July 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.69 miles from Amersham Common.

Location: southbound exit slip at junction J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.57 miles from Amersham Common.

Location: southbound between junctions J10 (Luton Airport) and J8 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.46 miles from Amersham Common.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.48 miles from Amersham Common.

Location: northbound entry slip at junction J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.03 miles from Amersham Common.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 12.7 miles from Amersham Common.

Location: southbound between junctions J11A and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.83 miles from Amersham Common.

Location: southbound entry slip at junction J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.02 miles from Amersham Common.

Location: northbound between junctions J9 (Dunstable A5) 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 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.65 miles from Amersham Common.

Location: northbound exit slip at junction J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.31 miles from Amersham Common.

Location: northbound exit slip at junction J11 (Luton) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.88 miles from Amersham Common.

Location: southbound exit slip at junction J11 (Luton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.18 miles from Amersham Common.

Location: southbound exit slip at junction J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.87 miles from Amersham Common.

Location: northbound exit slip at junction J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 August 2025 to 05:00 on 14 August 2025.
Schedule : From 22:00 on 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.35 miles from Amersham Common.

Location: northbound between junctions J11 (Luton) and J11A .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 August 2025 to 05:00 on 15 August 2025.
Schedule : From 22:00 on 18 September 2025 to 05:00 on 19 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.69 miles from Amersham Common.

Location: southbound entry slip at junction J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.6 miles from Amersham Common.

Location: southbound exit slip at junction J11A .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 15 August 2025 to 05:00 on 16 August 2025.
Schedule : From 22:00 on 19 September 2025 to 05:00 on 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.83 miles from Amersham Common.

Location: southbound between junctions J12 (Flitwick) and J11A .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 August 2025 to 05:00 on 17 August 2025.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.49 miles from Amersham Common.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 20 October 2025 to 23 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.15 miles from Amersham Common.
