Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 11.7 miles from Codmore.
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: 19.59 miles from Codmore.
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: 17.91 miles from Codmore.
The Parkway (Northbound) at the junction of North Hyde Road - Road is now fully open.
Traffic is moving well.
Nearest town: 16.59 miles from Codmore.
Watling Avenue (All Directions) at the junction of Orange Hill Road .
Traffic signals have been restored.
Traffic signals have been restored.
Nearest town: 16.11 miles from Codmore.
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: 19.33 miles from Codmore.
Western Avenue (Eastbound) near the junction with Alperton Lane - Collision - Lane one reopened.
Traffic is flowing well for the time of day.
Nearest town: 17.36 miles from Codmore.
All lanes reopened.
Traffic is moving well.
Nearest town: 18.15 miles from Codmore.
Kymberley Road (One Way System) between Headstone Road and College Road - Road closure to facilitate resurfacing works
Nearest town: 14.22 miles from Codmore.
Forty Avenue (All Directions) at the junction of Preston Road.
Lane restrictions in place due to a collision.
The road has reopened.
Nearest town: 16.53 miles from Codmore.
High Street Harlesden (All Directions) at the junction of Wendover Road - Faulty traffic signals The traffic signals have been repaired.
Nearest town: 19.18 miles from Codmore.
Lampton Road (Both Directions) at the junction of Alexandra Road - Temporary signals in operation to facilitate resurfacing works.
Nearest town: 19.03 miles from Codmore.
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: 18.08 miles from Codmore.
Location: southbound between junctions J11A and J11 (Luton) .
Due to: Congestion.
Normal traffic conditions are expected between 03:45 and 04:00 on 3 September 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.57 miles from Codmore.
Location: southbound between junctions J11A and J11 (Luton) .
Due to: Congestion.
Normal traffic conditions are expected between 00:45 and 01:00 on 3 September 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.57 miles from Codmore.
Location: westbound exit slip at junction J4B (Heathrow) .
Due to: Roadworks.
Period : from 00:23 on 2 September 2025 to 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.54 miles from Codmore.
Location: westbound entry slip at junction J7 (Slough) .
Due to: Roadworks.
Period : from 22:46 on 2 September 2025 to 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.88 miles from Codmore.
Location: anticlockwise entry slip at junction J15 (Slough) from the M4 westbound.
Due to: Road repairs.
Period : from 22:06 on 2 September 2025 to 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.56 miles from Codmore.
Location: anticlockwise entry slip at junction J14 (Heathrow Airport) .
Due to: Roadworks.
Period : from 21:36 on 2 September 2025 to 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 17.13 miles from Codmore.
Location: anticlockwise between junctions J15 (Slough) and J13 (A30) .
Due to: Road repairs.
Period : from 21:33 on 2 September 2025 to 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.96 miles from Codmore.
Location: eastbound at junction J5 (Colnbrook) .
Due to: Roadworks.
Period : from 21:30 on 2 September 2025 to 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.16 miles from Codmore.
Location: southbound between the junctions with the A4146 South and the A4012 .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 3 September 2025 to 05:00 on 4 September 2025.
Nearest town: 16.68 miles from Codmore.
Location: northbound between the junctions with the A4012 and the A4146 Bletchley South.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 3 September 2025 to 05:00 on 4 September 2025.
Nearest town: 15.61 miles from Codmore.
Location: northbound between junctions J1 (North Circular) and J4 (Edgware A41) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Roadside Drains Works.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 16.28 miles from Codmore.
Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 3 September 2025 to 17:00 on 3 September 2025.
Nearest town: 8.42 miles from Codmore.
Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 3 September 2025 to 17:00 on 3 September 2025.
Nearest town: 8.44 miles from Codmore.
Location: clockwise between junctions J22 (St Albans) and J23 (Hatfield) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 14.44 miles from Codmore.
Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 9.29 miles from Codmore.
Location: northbound at junction J1 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 3 September 2025 to 05:00 on 4 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.23 miles from Codmore.
Location: northbound entry slip at junction J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 3 September 2025 to 06:00 on 4 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.93 miles from Codmore.
Location: northbound exit slip at junction J6 (Thame) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 3 September 2025 to 06:00 on 4 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.75 miles from Codmore.
Location: northbound entry slip at junction J6 (Thame) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 3 September 2025 to 06:00 on 4 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.79 miles from Codmore.
Location: northbound between junctions J1 (North Circular) and J6 (Watford A405) .
Lane Closures : Lane two will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 3 September 2025 to 05:00 on 4 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.4 miles from Codmore.
Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 3 September 2025 to 05:00 on 4 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.16 miles from Codmore.
Location: westbound entry slip at Heston Services.
Lane Closures : Lane two will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 3 September 2025 to 05:00 on 4 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.56 miles from Codmore.
Location: westbound between junctions J2 (N.Circular) and J3 (Heathrow) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 3 September 2025 to 05:00 on 4 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.04 miles from Codmore.
Location: southbound at junction J1 (Slough) .
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 3 September 2025 to 5 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.96 miles from Codmore.
Location: clockwise between junctions J14 (Heathrow Airport) and J15 (Slough) .
Lane Closures : Lanes 5 and 6 are closed.
Due to: Barrier repairs.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There are two of six lanes closed.
Nearest town: 16.51 miles from Codmore.
Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
Lane Closures : The hard shoulder is closed.
Due to: Roadside Equipment Maintenance.
Period : expect disruption until 05:00 on 3 September 2025.
Nearest town: 11.33 miles from Codmore.
Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 9.14 miles from Codmore.
Location: westbound entry slip at junction J7 (Slough) .
Due to: Litter Clearance.
Period : expect disruption until 06:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.54 miles from Codmore.
Location: westbound between junctions J6 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Litter Clearance.
Period : expect disruption until 06:00 on 3 September 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 13.89 miles from Codmore.
Location: eastbound at junction J4B (Heathrow) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 15.31 miles from Codmore.
Location: The A1M northbound exit slip at junction J3 .
Due to: Roadworks.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.39 miles from Codmore.
Location: clockwise exit slip at junction J21A (Watword) .
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.38 miles from Codmore.
Location: southbound at the junction with the A5183 .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 3 September 2025 to 06:00 on 4 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.11 miles from Codmore.
Location: northbound.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 3 September 2025 to 06:00 on 4 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.29 miles from Codmore.
Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 3 September 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 8.28 miles from Codmore.
Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 8.57 miles from Codmore.
Location: southbound between junctions J11A and J10 (Luton Airport) .
Due to: Roadside Equipment Maintenance.
Period : from 22:00 on 19 July 2025 to 05:00 on 21 September 2025.
Nearest town: 15.66 miles from Codmore.
Location: northbound between junctions J9 (Dunstable A5) and J14 (Milton Keynes) .
Due to: Roadside Equipment Maintenance.
Period : from 09:20 on 8 August 2025 to 05:00 on 18 September 2025.
Nearest town: 12.48 miles from Codmore.
Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:15 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.52 miles from Codmore.
Location: southbound exit slip at junction J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.07 miles from Codmore.
Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.83 miles from Codmore.
Location: anticlockwise entry slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 9 September 2025 to 05:00 on 10 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 7.34 miles from Codmore.
Location: clockwise between junctions J22 (St Albans) and J23 (Hatfield) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 9 September 2025 to 05:00 on 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.93 miles from Codmore.
Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 12 September 2025.
Nearest town: 14.95 miles from Codmore.
Location: westbound at junction J8 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 September 2025 to 06:00 on 12 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.34 miles from Codmore.
Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 September 2025 to 06:00 on 12 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.95 miles from Codmore.
Location: westbound at junction J8 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.34 miles from Codmore.
Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.95 miles from Codmore.
Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 10 September 2025 to 06:00 on 12 September 2025.
Nearest town: 16.44 miles from Codmore.
Location: eastbound at junction J8 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 September 2025 to 06:00 on 12 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.6 miles from Codmore.
Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 September 2025 to 06:00 on 12 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.44 miles from Codmore.
Location: eastbound at junction J8 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 September 2025 to 06:00 on 11 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.6 miles from Codmore.
Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 September 2025 to 06:00 on 11 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 16.44 miles from Codmore.
Location: eastbound between junctions J6 (Slough) and J5 (Colnbrook) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.03 miles from Codmore.
Location: northbound between the A5183 and the junction with the A4146 Bletchley South.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.02 miles from Codmore.
Location: southbound between the A4146 South and the junction with the A5183 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.72 miles from Codmore.
Location: clockwise between junctions J14 (Heathrow Airport) and J14 (Heathrow Airport) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 22:00 on 15 September 2025 to 06:00 on 20 September 2025.
Nearest town: 16.69 miles from Codmore.
Location: clockwise entry slip at junction J14 (Heathrow Airport) .
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 15 September 2025 to 19 September 2025.
Schedule : From 23:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.69 miles from Codmore.
Location: clockwise between junctions J14 (Heathrow Airport) and J15 (Slough) .
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 15 September 2025 to 19 September 2025.
Schedule : From 23:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be one of six lanes closed.
Nearest town: 16.51 miles from Codmore.
Location: clockwise at junction J14 (Heathrow Airport) .
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 15 September 2025 to 19 September 2025.
Schedule : From 23:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.56 miles from Codmore.
Location: clockwise exit slip at junction J15 (Slough) .
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 15 September 2025 to 19 September 2025.
Schedule : From 23:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.74 miles from Codmore.
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 15 September 2025 to 19 September 2025.
Schedule : From 23:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.59 miles from Codmore.
Location: The A1M northbound between junctions J2 and J3 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 9 September 2025 to 10 September 2025.
Nearest town: 15.52 miles from Codmore.
Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 23:15 and 06:00 from 8 September 2025 to 11 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.34 miles from Codmore.
Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
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 11 September 2025 to 13 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 10.85 miles from Codmore.
Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 10 September 2025 to 05:00 on 11 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 10.34 miles from Codmore.
Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.17 miles from Codmore.
Location: clockwise entry slip at junction J18 (Rickmansworth) .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.7 miles from Codmore.
Location: clockwise.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.69 miles from Codmore.
Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 9.37 miles from Codmore.
Location: southbound entry slip at junction J9 (Dunstable A5) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 September 2025 to 05:00 on 12 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.95 miles from Codmore.
Location: clockwise between junctions J17 (Maple Cross) and J18 (Rickmansworth) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 10 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 6.05 miles from Codmore.
Location: clockwise exit slip at junction J18 (Rickmansworth) .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.7 miles from Codmore.
Location: The A1M southbound between junctions J6 and J4 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 September 2025 to 10 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.48 miles from Codmore.
Location: anticlockwise exit slip at junction J24 (Potters Bar) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 September 2025 to 12 September 2025.
Schedule : From 23:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 15 September 2025 to 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.58 miles from Codmore.
Location: anticlockwise entry slip at junction J24 (Potters Bar) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 September 2025 to 12 September 2025.
Schedule : From 23:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 15 September 2025 to 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.32 miles from Codmore.
Location: anticlockwise exit slip at junction J23 (Hatfield) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 September 2025 to 12 September 2025.
Schedule : From 23:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 15 September 2025 to 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.11 miles from Codmore.
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 : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.38 miles from Codmore.
Location: clockwise entry slip at junction J21 (M1) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 September 2025 to 10 September 2025.
Schedule : From 23:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 15 September 2025 to 19 September 2025.
Schedule : From 23:00 on 19 September 2025 to 06:00 on 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.13 miles from Codmore.
Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 7.97 miles from Codmore.
Location: southbound between the junctions with the M25 and the A5135 .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 15.76 miles from Codmore.
Location: southbound entry slip at junction J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.95 miles from Codmore.
Location: clockwise between junctions J16 (M40) and J18 (Rickmansworth) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 10 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 6.54 miles from Codmore.
Location: The A1M southbound at junction J1 .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.85 miles from Codmore.
Location: The A1M northbound between junctions J4 and J6 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 September 2025 to 10 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.01 miles from Codmore.
Location: westbound exit slip at junction J2 (N.Circular) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 September 2025 to 11 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.88 miles from Codmore.
Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 September 2025 to 20 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.72 miles from Codmore.
Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 September 2025 to 20 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 9.02 miles from Codmore.
Location: clockwise between junctions J15 (Slough) and J16 (M40) .
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 05:30 from 8 September 2025 to 12 September 2025.
Schedule : From 23:00 on 12 September 2025 to 05:30 on 13 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 13.11 miles from Codmore.
Location: northbound between junctions J8 (Hemel Hstead) and J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 September 2025 to 20 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.28 miles from Codmore.
Location: northbound between junctions J6 (Watford A405) and J6A (St Albans) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 September 2025 to 20 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.09 miles from Codmore.
Location: northbound 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 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 13.76 miles from Codmore.
Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 9 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.41 miles from Codmore.
Location: northbound between junctions J6 (Watford A405) and J9 (Dunstable A5) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 22:00 on 8 September 2025 to 05:00 on 19 December 2025.
Nearest town: 9.09 miles from Codmore.
Location: northbound exit slip at junction J9 (Dunstable A5) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 September 2025 to 13 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 September 2025 to 20 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 September 2025 to 27 September 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 29 September 2025 to 4 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.79 miles from Codmore.
Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.49 miles from Codmore.
Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 8.29 miles from Codmore.
Location: westbound entry slip at junction J7 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.54 miles from Codmore.
Location: westbound exit slip at junction J7 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.83 miles from Codmore.
Location: westbound between junctions J6 (Slough) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.97 miles from Codmore.
Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.74 miles from Codmore.
Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.33 miles from Codmore.
Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 4 September 2025 to 06:00 on 5 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.93 miles from Codmore.
Location: The A1M northbound between junctions J1 and J3 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 8 September 2025 to 16:00 on 8 September 2025.
Nearest town: 16 miles from Codmore.
Location: The A1M northbound at junction J1 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 8 September 2025 to 16:00 on 8 September 2025.
Nearest town: 15.77 miles from Codmore.
Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 07:00 on 7 September 2025 to 23:59 on 9 September 2025.
Nearest town: 8.87 miles from Codmore.
Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.4 miles from Codmore.
Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 6.33 miles from Codmore.
Location: clockwise exit slip at junction J21 (M1) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.78 miles from Codmore.
Location: clockwise between junctions J19 (Watford) and J21A (Watword) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.51 miles from Codmore.
Location: clockwise exit slip at junction J21A (Watword) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.38 miles from Codmore.
Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 5.88 miles from Codmore.
Location: clockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.53 miles from Codmore.
Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 07:00 on 7 September 2025 to 23:59 on 17 September 2025.
Nearest town: 13.76 miles from Codmore.
Location: clockwise exit slip at junction J14 (Heathrow Airport) for Heathrow T5.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 06:00 on 7 September 2025.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.33 miles from Codmore.
Location: clockwise exit slip at junction J14 (Heathrow Airport) for A3113.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 06:00 on 7 September 2025.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.21 miles from Codmore.
Location: clockwise between junctions J13 (A30) and J14 (Heathrow Airport) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 06:00 on 7 September 2025.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.42 miles from Codmore.
Location: clockwise at junction J13 (A30) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 06:00 on 7 September 2025.
Schedule : From 22:30 on 7 September 2025 to 05:30 on 8 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.79 miles from Codmore.
Location: anticlockwise between junctions J24 (Potters Bar) and J23 (Hatfield) .
Lane Closures : Lane one will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 05:30 on 7 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.95 miles from Codmore.
Location: The A1M southbound exit slip at junction J1 .
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 05:30 on 7 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.95 miles from Codmore.
Location: anticlockwise exit slip at junction J23 (Hatfield) .
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 05:30 on 7 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.13 miles from Codmore.
Location: clockwise exit slip at junction J23 (Hatfield) .
Lane Closures : Lane one will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 05:30 on 7 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.62 miles from Codmore.
Location: anticlockwise at junction J23 (Hatfield) .
Lane Closures : Lane one will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 22:00 on 6 September 2025 to 05:30 on 7 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.13 miles from Codmore.
Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 5 September 2025 to 05:30 on 6 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.81 miles from Codmore.
Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 5 September 2025 to 06:00 on 6 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 8.07 miles from Codmore.
Location: northbound exit slip at junction J3 (Loudwater) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 5 September 2025 to 06:00 on 6 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.29 miles from Codmore.
Location: northbound exit slip at junction J6 (Thame) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 5 September 2025 to 06:00 on 6 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.75 miles from Codmore.
Location: northbound entry slip at junction J6 (Thame) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 5 September 2025 to 06:00 on 6 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.79 miles from Codmore.
Location: southbound entry slip at junction J8 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 5 September 2025 to 05:00 on 6 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.55 miles from Codmore.
Location: southbound between junctions J9 (Dunstable A5) and J6 (Watford A405) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 5 September 2025 to 05:00 on 6 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 9.29 miles from Codmore.
Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 5 September 2025 to 06:00 on 6 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.91 miles from Codmore.
Location: northbound exit slip at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.65 miles from Codmore.
Location: southbound entry slip at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.87 miles from Codmore.
Location: northbound between junctions J12 (Flitwick) and J13 (Milton Keynes) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.57 miles from Codmore.
Location: anticlockwise at junction J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:30 on 5 September 2025.
Schedule : From 23:00 on 5 September 2025 to 06:00 on 6 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.23 miles from Codmore.
Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.04 miles from Codmore.
Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 8.97 miles from Codmore.
Location: northbound between junctions J5 (Harrow A41) and J6A (St Albans) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.41 miles from Codmore.
Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:30 on 5 September 2025.
Schedule : From 23:00 on 5 September 2025 to 06:00 on 6 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 9.02 miles from Codmore.
Location: northbound at junction J11A .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 15.19 miles from Codmore.
Location: northbound between junctions J11 (Luton) and J11A .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.63 miles from Codmore.
Location: westbound entry slip at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 September 2025 to 6 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.23 miles from Codmore.
Location: westbound between junctions J6 (Slough) and J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 September 2025 to 6 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.08 miles from Codmore.
Location: westbound at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 September 2025 to 6 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.27 miles from Codmore.
Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 September 2025 to 6 September 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.17 miles from Codmore.
Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 4 September 2025 to 6 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.27 miles from Codmore.
Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.27 miles from Codmore.
Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 4 September 2025 to 05:00 on 5 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.77 miles from Codmore.
Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
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 3 September 2025 to 6 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 September 2025 to 11 September 2025.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.58 miles from Codmore.
Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
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 3 September 2025 to 6 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 September 2025 to 11 September 2025.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.29 miles from Codmore.
Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 3 September 2025 to 6 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 September 2025 to 11 September 2025.
Schedule : From 21:00 on 12 September 2025 to 06:00 on 13 September 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 September 2025 to 20 September 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.84 miles from Codmore.
Location: southbound exit slip at junction J10 (Luton Airport) .
Due to: Road repairs.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.61 miles from Codmore.
Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Due to: Road repairs.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 14.06 miles from Codmore.
Location: southbound entry slip at junction J11 (Luton) .
Due to: Road repairs.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.9 miles from Codmore.
Location: southbound between junctions J11A and J11 (Luton) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Road repairs.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 14.31 miles from Codmore.
Location: anticlockwise.
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 16.77 miles from Codmore.
Location: anticlockwise between junctions J14 (Heathrow Airport) from Heathrow T5 and J13 (A30) .
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 16.73 miles from Codmore.
Location: anticlockwise between junctions J15 (Slough) and J14 (Heathrow Airport) .
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.04 miles from Codmore.
Location: anticlockwise entry slip at junction J14 (Heathrow Airport) from A3113.
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 17.11 miles from Codmore.
Location: southbound entry slip at junction J5 (Harrow A41) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 3 September 2025 to 5 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.16 miles from Codmore.
Location: eastbound at junction J5 (Colnbrook) .
Lane Closures : Lane one is closed.
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 15.14 miles from Codmore.
Location: eastbound between junctions J5 (Colnbrook) and J4B (Heathrow) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Litter Clearance.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There is one of five lanes closed.
Nearest town: 15.12 miles from Codmore.
Location: The A1M southbound between junctions J3 and J1 .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Road repairs.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 15.58 miles from Codmore.
Location: northbound between the junctions with the M1 and the M25 .
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.62 miles from Codmore.
Location: anticlockwise exit slip at junction J21A (Watword) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 3 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.82 miles from Codmore.
Location: The A1M northbound between junctions J2 and J4 .
Due to: Roadworks.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.54 miles from Codmore.
Location: The A1M northbound between junctions J1 and J3 .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 15.78 miles from Codmore.
Location: The A1M northbound entry slip at junction J3 .
Due to: Roadworks.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.35 miles from Codmore.
Location: The A1M northbound exit slip at junction J4 .
Due to: Roadworks.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 16.6 miles from Codmore.
Location: northbound between junctions J1 (North Circular) and J2 (North Circular) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 17.68 miles from Codmore.
Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 11.58 miles from Codmore.
Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 3 September 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 10.55 miles from Codmore.
Location: northbound.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.71 miles from Codmore.
Location: southbound.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.44 miles from Codmore.
Location: northbound.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 9 September 2025 to 06:00 on 10 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.29 miles from Codmore.
Location: southbound.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 8 September 2025 to 06:00 on 9 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.3 miles from Codmore.
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 3 September 2025 to 5 September 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 8 September 2025 to 12 September 2025.
Schedule : From 09:30 on 15 September 2025 to 16:00 on 15 September 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.47 miles from Codmore.
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 3 September 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 16.64 miles from Codmore.
Location: southbound exit slip at junction J2 (North Circular) .
Due to: Roadworks.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 16.97 miles from Codmore.
Location: eastbound at junction J5 (Colnbrook) .
Due to: Road repairs.
Period : expect disruption until 05:30 on 3 September 2025.
Lanes Closed : All lanes are closed.
Nearest town: 15.2 miles from Codmore.
Location: southbound between junctions J11A and J9 (Dunstable A5) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.15 miles from Codmore.
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 3 September 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 15.38 miles from Codmore.
Location: southbound exit slip at junction J12 (Flitwick) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 19 September 2025 to 05:00 on 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.9 miles from Codmore.
Location: southbound entry slip at junction J12 (Flitwick) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 19 September 2025 to 05:00 on 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.7 miles from Codmore.
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 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.52 miles from Codmore.
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 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.73 miles from Codmore.
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 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 10.08 miles from Codmore.
Location: southbound entry slip at junction J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.9 miles from Codmore.
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 17 September 2025 to 05:00 on 18 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.87 miles from Codmore.
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 18 September 2025 to 05:00 on 19 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.54 miles from Codmore.
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 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.44 miles from Codmore.
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 19 September 2025 to 05:00 on 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.66 miles from Codmore.
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 20 September 2025 to 05:00 on 21 September 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.32 miles from Codmore.
Location: southbound exit slip at Toddington Services.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 19 September 2025 to 05:00 on 20 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.12 miles from Codmore.
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: 14.26 miles from Codmore.
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