Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road traffic collision.
Time To Clear : The event is expected to clear between 12:15 and 12:30 on 5 December 2025.
Normal traffic conditions are expected between 12:15 and 12:30 on 5 December 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 19.73 miles from Downley.

Location: southbound at junction J8 (Hemel Hstead) .
Due to: Road traffic collision.
Status : Cleared.
Nearest town: 17.62 miles from Downley.

Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 14.96 miles from Downley.

The Parkway (Northbound) at the junction of North Hyde Road - Road is now fully open.
Traffic is moving well.
Nearest town: 19.19 miles from Downley.

Kymberley Road (One Way System) between Headstone Road and College Road - Road closure to facilitate resurfacing works
Nearest town: 19.82 miles from Downley.

Location: eastbound between the junctions with the M25 and the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 11:45 and 12:00 on 5 December 2025.
Nearest town: 19.05 miles from Downley.

Location: northbound at junction J8 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 11:45 and 12:00 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.84 miles from Downley.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 10:45 and 11:00 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.25 miles from Downley.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 11:00 and 11:15 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.9 miles from Downley.

Location: southbound entry slip from the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 09:45 and 10:00 on 5 December 2025.
Nearest town: 2.61 miles from Downley.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 10:30 and 10:45 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Earlier
Due to: Caused by an earlier accident.
Nearest town: 17.61 miles from Downley.

Location: southbound between the junctions with the M25 and the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 09:15 and 09:30 on 5 December 2025.
Nearest town: 18.14 miles from Downley.

Location: eastbound between the junctions with the M25 and the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 5 December 2025.
Nearest town: 19.05 miles from Downley.

Location: anticlockwise between junctions J13 (A30) and J12 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.83 miles from Downley.

Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 09:00 and 09:15 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.52 miles from Downley.

Location: eastbound exit slip at junction J4 .
Due to: Congestion.
Normal traffic conditions are expected between 08:30 and 08:45 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.63 miles from Downley.

Location: The A308M westbound between the junctions with the A308 and the M4 .
Due to: Congestion.
Normal traffic conditions are expected between 08:30 and 08:45 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 10.4 miles from Downley.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 08:15 and 08:30 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 2.69 miles from Downley.

Location: southbound between junctions J4 and J4A .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.82 miles from Downley.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 09:15 and 09:30 on 5 December 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.98 miles from Downley.

Location: The A308M westbound between the junctions with the A308 and the M4 .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 5 December 2025.
Nearest town: 10.4 miles from Downley.

Location: eastbound exit slip at junction J11 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 08:00 and 08:15 on 5 December 2025.
Nearest town: 18.07 miles from Downley.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 8 December 2025.
Nearest town: 3.91 miles from Downley.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 12 December 2025.
Nearest town: 4.85 miles from Downley.

Location: anticlockwise at junction J16 (M40) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.28 miles from Downley.

Location: clockwise at junction J16 (M40) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.81 miles from Downley.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.28 miles from Downley.

Location: westbound between the junctions with the A315 and the A308 .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 05:00 on 6 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.83 miles from Downley.

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 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 12.67 miles from Downley.

Location: northbound.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.78 miles from Downley.

Location: northbound between the junctions with the A4155 and the M40 .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 3.42 miles from Downley.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 05:30 on 6 December 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 11.42 miles from Downley.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.39 miles from Downley.

Location: northbound between junctions J1 (North Circular) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.01 miles from Downley.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 5 December 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 6.66 miles from Downley.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.97 miles from Downley.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 10 December 2025.
Nearest town: 9.84 miles from Downley.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 10 December 2025.
Nearest town: 2.59 miles from Downley.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 5 December 2025.
Nearest town: 9.49 miles from Downley.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Due to: Roadworks scheme.
Period : from 20:04 on 26 November 2025 to 06:00 on 12 December 2025.
Nearest town: 11.02 miles from Downley.

Location: southbound between junctions J11A and J9 (Dunstable A5) .
Due to: Roadside Equipment Maintenance.
Period : from 14:30 on 4 December 2025 to 05:00 on 21 December 2025.
Nearest town: 19.96 miles from Downley.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 11 December 2025 to 05:30 on 12 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 6.72 miles from Downley.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 11 December 2025 to 13 December 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 19.81 miles from Downley.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 December 2025 to 05:30 on 12 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17.95 miles from Downley.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 11 December 2025 to 13 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.5 miles from Downley.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 December 2025 to 05:30 on 12 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.9 miles from Downley.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 11 December 2025 to 05:30 on 12 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 7.92 miles from Downley.

Location: westbound between junctions J7 (Slough) 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 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 10.62 miles from Downley.

Location: northbound entry slip at junction J6 (Watford A405) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 13 December 2025.
Nearest town: 17.76 miles from Downley.

Location: northbound entry slip at junction J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 December 2025 to 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.76 miles from Downley.

Location: northbound exit slip at junction J6 (Watford A405) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 December 2025 to 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.83 miles from Downley.

Location: northbound at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.61 miles from Downley.

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 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.66 miles from Downley.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 10 December 2025 to 05:30 on 11 December 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.23 miles from Downley.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.18 miles from Downley.

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 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.43 miles from Downley.

Location: southbound at junction J5 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.57 miles from Downley.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 10 December 2025 to 05:30 on 11 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.75 miles from Downley.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 December 2025 to 06:00 on 11 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.47 miles from Downley.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 05:30 on 9 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.88 miles from Downley.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 9 December 2025 to 11 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.26 miles from Downley.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 9 December 2025 to 11 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 5.98 miles from Downley.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 9 December 2025 to 11 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 5.28 miles from Downley.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 9 December 2025 to 11 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 5.05 miles from Downley.

Location: southbound at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.56 miles from Downley.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.47 miles from Downley.

Location: southbound.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.56 miles from Downley.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.53 miles from Downley.

Location: northbound between junctions J7 (Thame) and J8A (Thame) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 07:00 on 9 December 2025 to 23:59 on 19 December 2025.
Nearest town: 13.15 miles from Downley.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.8 miles from Downley.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 7.64 miles from Downley.

Location: northbound entry slip at junction J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 December 2025 to 13 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.77 miles from Downley.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 December 2025 to 13 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.35 miles from Downley.

Location: northbound between junctions J8 (Hemel Hstead) and J10 (Luton Airport) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 05:00 on 19 December 2025.
Nearest town: 19.35 miles from Downley.

Location: northbound between junctions J8 (Hemel Hstead) and J10 (Luton Airport) .
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 December 2025 to 13 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.65 miles from Downley.

Location: southbound at the junction with the M1 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 December 2025 to 13 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 December 2025 to 19 December 2025.
Nearest town: 19.78 miles from Downley.

Location: northbound at the junction with the M1 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 8 December 2025 to 13 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 15 December 2025 to 19 December 2025.
Nearest town: 19.85 miles from Downley.

Location: southbound between the junctions with the M25 and the M1 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 December 2025 to 11 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.41 miles from Downley.

Location: westbound exit slip to the A412 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 December 2025 to 12 December 2025.
Schedule : From 23:00 on 12 December 2025 to 05:30 on 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.03 miles from Downley.

Location: northbound between junctions J5 (High Wycombe) and J6 (Thame) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 8 December 2025 to 15:30 on 8 December 2025.
Nearest town: 6.37 miles from Downley.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lane four will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 7 December 2025 to 05:30 on 8 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 7.7 miles from Downley.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 7 December 2025 to 9 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 9.5 miles from Downley.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 7 December 2025 to 23:59 on 12 December 2025.
Nearest town: 3.46 miles from Downley.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:15 on 6 December 2025 to 06:00 on 7 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.09 miles from Downley.

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 : From 23:15 on 6 December 2025 to 06:00 on 7 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.81 miles from Downley.

Location: eastbound between junctions J4 and J3 (Heathrow) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 6 December 2025 to 05:00 on 7 December 2025.
Schedule : From 22:30 on 7 December 2025 to 05:00 on 8 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.7 miles from Downley.

Location: eastbound between junctions J3 (Heathrow) and J2 (N.Circular) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 6 December 2025 to 05:00 on 7 December 2025.
Schedule : From 22:30 on 7 December 2025 to 05:00 on 8 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.43 miles from Downley.

Location: eastbound between junctions J4 and J3 (Heathrow) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 6 December 2025 to 05:00 on 7 December 2025.
Schedule : From 22:30 on 7 December 2025 to 05:00 on 8 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.63 miles from Downley.

Location: southbound between junctions J4 and J4A .
Lane Closures : Lane three will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 6 December 2025 to 05:00 on 7 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.24 miles from Downley.

Location: westbound exit slip at junction J3 (Heathrow) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 6 December 2025 to 05:00 on 7 December 2025.
Schedule : From 22:30 on 7 December 2025 to 05:00 on 8 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.66 miles from Downley.

Location: northbound between the junctions with the M1 and the M25 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : From 22:00 on 6 December 2025 to 05:30 on 7 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.9 miles from Downley.

Location: southbound between the junctions with the M25 and the M1 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : From 22:00 on 6 December 2025 to 05:30 on 7 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.29 miles from Downley.

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 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 12 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.65 miles from Downley.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 12 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.02 miles from Downley.

Location: westbound at junction J12 (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 8 December 2025 to 13 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.7 miles from Downley.

Location: eastbound between junctions J13 (Newbury) and J12 (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 8 December 2025 to 13 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.53 miles from Downley.

Location: westbound exit slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.7 miles from Downley.

Location: westbound between junctions J11 (Basingstoke) and J12 (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 8 December 2025 to 13 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.75 miles from Downley.

Location: westbound between junctions J11 (Basingstoke) and J13 (Newbury) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 13 December 2025.
Nearest town: 18.75 miles from Downley.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
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 11 December 2025 to 13 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.7 miles from Downley.

Location: westbound between junctions J11 (Basingstoke) and J12 (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 11 December 2025 to 13 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.75 miles from Downley.

Location: westbound entry slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 11 December 2025 to 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.75 miles from Downley.

Location: anticlockwise between junctions J14 (Heathrow Airport) and J13 (A30) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 December 2025 to 12 December 2025.
Schedule : From 23:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : There will be four of five lanes closed.
Nearest town: 17.35 miles from Downley.

Location: anticlockwise entry slip at junction J14 (Heathrow Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 December 2025 to 12 December 2025.
Schedule : From 23:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.18 miles from Downley.

Location: anticlockwise entry slip at junction J14 (Heathrow Airport) from A3113.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 December 2025 to 12 December 2025.
Schedule : From 23:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.3 miles from Downley.

Location: anticlockwise 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 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 December 2025 to 12 December 2025.
Schedule : From 23:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.81 miles from Downley.

Location: anticlockwise exit slip at junction J13 (A30) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 8 December 2025 to 12 December 2025.
Schedule : From 23:00 on 12 December 2025 to 06:00 on 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.81 miles from Downley.

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 17 December 2025 to 05:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.77 miles from Downley.

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 December 2025 to 05:00 on 18 December 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.14 miles from Downley.

Location: northbound between junctions J8 (Hemel Hstead) and J10 (Luton Airport) .
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 December 2025 to 05:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.68 miles from Downley.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 8 December 2025 to 06:00 on 13 December 2025.
Nearest town: 18.53 miles from Downley.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 8 December 2025 to 06:00 on 18 December 2025.
Nearest town: 15.28 miles from Downley.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 8 December 2025 to 06:00 on 13 December 2025.
Nearest town: 18.75 miles from Downley.

Location: westbound at junction J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 December 2025 to 06:00 on 9 December 2025.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.7 miles from Downley.

Location: westbound between junctions J11 (Basingstoke) and J12 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 December 2025 to 06:00 on 9 December 2025.
Schedule : From 20:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.75 miles from Downley.

Location: westbound exit slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Schedule : From 21:00 on 17 December 2025 to 06:00 on 18 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.7 miles from Downley.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:30 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 8 December 2025 to 13 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.55 miles from Downley.
