Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 19.52 miles from Princes Risborough.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 28 January 2026.
Nearest town: 8.23 miles from Princes Risborough.

Location: northbound at the junction with the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 18:45 and 19:00 on 28 January 2026.
Nearest town: 19.75 miles from Princes Risborough.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.21 miles from Princes Risborough.

Location: southbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 28 January 2026.
Nearest town: 8.05 miles from Princes Risborough.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.22 miles from Princes Risborough.

Location: northbound at the junction with the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 17:30 and 17:45 on 28 January 2026.
Nearest town: 19.75 miles from Princes Risborough.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 17:30 and 17:45 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.21 miles from Princes Risborough.

Location: anticlockwise at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 17:00 and 17:15 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.96 miles from Princes Risborough.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.23 miles from Princes Risborough.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 16:45 and 17:00 on 28 January 2026.
Nearest town: 18 miles from Princes Risborough.

Location: The A404M southbound at junction J9A .
Due to: Congestion.
Normal traffic conditions are expected between 16:45 and 17:00 on 28 January 2026.
Nearest town: 15.45 miles from Princes Risborough.

Location: southbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 16:45 and 17:00 on 28 January 2026.
Nearest town: 8.05 miles from Princes Risborough.

Location: southbound between the junctions with the A4146 South and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 19:00 and 19:15 on 28 January 2026.
Nearest town: 18.55 miles from Princes Risborough.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.23 miles from Princes Risborough.

Location: northbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 16:00 and 16:15 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.14 miles from Princes Risborough.

Location: eastbound at junction J10 (Reading) .
Due to: Congestion.
Normal traffic conditions are expected between 15:45 and 16:00 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.86 miles from Princes Risborough.

Location: northbound at the junction with the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 15:15 and 15:30 on 28 January 2026.
Nearest town: 19.75 miles from Princes Risborough.

Location: southbound between the A4146 South and the junction with the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 16:00 and 16:15 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.27 miles from Princes Risborough.

Location: southbound at the junction with the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 15:00 and 15:15 on 28 January 2026.
Nearest town: 18.25 miles from Princes Risborough.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 15:00 and 15:15 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.21 miles from Princes Risborough.

Location: northbound at the junction with the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 14:30 and 14:45 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.23 miles from Princes Risborough.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 13:45 and 14:00 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18 miles from Princes Risborough.

Location: clockwise at junction J15 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 13:45 and 14:00 on 28 January 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.69 miles from Princes Risborough.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 19:00 on 28 January 2026.
Nearest town: 7.08 miles from Princes Risborough.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.08 miles from Princes Risborough.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Roadworks.
Period : expect disruption until 18:00 on 29 January 2026.
Nearest town: 18.23 miles from Princes Risborough.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Roadworks.
Period : expect disruption until 18:00 on 29 January 2026.
Nearest town: 18.22 miles from Princes Risborough.

Location: eastbound between junctions J8 (High Wycombe) and J7 (Slough) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.22 miles from Princes Risborough.

Location: eastbound at junction J8 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.12 miles from Princes Risborough.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.45 miles from Princes Risborough.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.02 miles from Princes Risborough.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.03 miles from Princes Risborough.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.13 miles from Princes Risborough.

Location: northbound between the A44 and the junction with the M40 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 28 January 2026 to 06:00 on 29 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.22 miles from Princes Risborough.

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 2 February 2026.
Nearest town: 6.54 miles from Princes Risborough.

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 30 January 2026.
Nearest town: 8.93 miles from Princes Risborough.

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 29 January 2026.
Nearest town: 6.56 miles from Princes Risborough.

Location: northbound between junctions J6 (Watford A405) and J9 (Dunstable A5) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 28 January 2026 to 05:00 on 29 January 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.47 miles from Princes Risborough.

Location: southbound between junctions J10 (Luton Airport) 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 28 January 2026 to 05:00 on 29 January 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.75 miles from Princes Risborough.

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 1 February 2026 to 06:00 on 2 February 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.56 miles from Princes Risborough.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 29 January 2026 to 06:00 on 30 January 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 12.31 miles from Princes Risborough.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 29 January 2026 to 05:30 on 30 January 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.62 miles from Princes Risborough.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 29 January 2026 to 06:00 on 30 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.19 miles from Princes Risborough.

Location: anticlockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.26 miles from Princes Risborough.

Location: anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.58 miles from Princes Risborough.

Location: anticlockwise entry slip at junction J20 (Hemel Hstead) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.19 miles from Princes Risborough.

Location: southbound between junctions J4 (High Wycombe) and J1A (Watford) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 3 February 2026 to 7 February 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 9 February 2026 to 14 February 2026.
Schedule : From 22:15 on 16 February 2026 to 06:00 on 17 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.1 miles from Princes Risborough.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 3 February 2026 to 05:00 on 4 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.21 miles from Princes Risborough.

Location: southbound exit slip at junction J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 3 February 2026 to 06:00 on 4 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.06 miles from Princes Risborough.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 3 February 2026 to 06:00 on 4 February 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.57 miles from Princes Risborough.

Location: anticlockwise between junctions J18 (Rickmansworth) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 3 February 2026 to 05:30 on 4 February 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.57 miles from Princes Risborough.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 3 February 2026 to 6 February 2026.
Schedule : From 23:00 on 6 February 2026 to 05:30 on 7 February 2026.
Schedule : From 22:00 on 9 February 2026 to 05:30 on 10 February 2026.
Schedule : From 22:00 on 11 February 2026 to 05:30 on 12 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.22 miles from Princes Risborough.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 07:00 on 3 February 2026 to 23:59 on 4 February 2026.
Nearest town: 15.05 miles from Princes Risborough.

Location: northbound between junctions J8A (Thame) and J10 (Northampton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 2 February 2026 to 06:00 on 3 February 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.15 miles from Princes Risborough.

Location: clockwise at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.66 miles from Princes Risborough.

Location: slip road to the M40 northbound from M25 north.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.66 miles from Princes Risborough.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.57 miles from Princes Risborough.

Location: slip road to the M40 southbound from M25 north.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.28 miles from Princes Risborough.

Location: northbound entry slip at junction J6A (St Albans) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.53 miles from Princes Risborough.

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 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.59 miles from Princes Risborough.

Location: clockwise between junctions J16 (M40) and J18 (Rickmansworth) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.2 miles from Princes Risborough.

Location: clockwise entry slip at junction J17 (Maple Cross) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.32 miles from Princes Risborough.

Location: anticlockwise between junctions J16 (M40) and J15 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 2 February 2026 to 05:30 on 3 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.09 miles from Princes Risborough.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 2 February 2026 to 19:00 on 6 February 2026.
Nearest town: 12.68 miles from Princes Risborough.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
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 28 January 2026 to 31 January 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 2 February 2026 to 5 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.13 miles from Princes Risborough.

Location: southbound between junctions J1A (Watford) and J1 (Slough) .
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 28 January 2026 to 31 January 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 2 February 2026 to 5 February 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.72 miles from Princes Risborough.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 06:00 from 28 January 2026 to 31 January 2026.
Schedule : Expect disruption everyday between 22:00 and 06:00 from 2 February 2026 to 5 February 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.19 miles from Princes Risborough.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 06:00 from 28 January 2026 to 31 January 2026.
Schedule : Expect disruption everyday between 22:00 and 06:00 from 2 February 2026 to 5 February 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.8 miles from Princes Risborough.

Location: westbound between the junctions with the A437 and the M40 .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 06:00 from 28 January 2026 to 31 January 2026.
Schedule : Expect disruption everyday between 22:00 and 06:00 from 2 February 2026 to 5 February 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.28 miles from Princes Risborough.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 28 January 2026 to 30 January 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 2 February 2026 to 7 February 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 9 February 2026 to 13 February 2026.
Schedule : From 22:15 on 16 February 2026 to 06:00 on 17 February 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.48 miles from Princes Risborough.

Location: northbound between junctions J1A (Watford) and J4 (High Wycombe) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 28 January 2026 to 30 January 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 2 February 2026 to 7 February 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 9 February 2026 to 13 February 2026.
Schedule : From 22:15 on 16 February 2026 to 06:00 on 17 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.62 miles from Princes Risborough.

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 22:00 on 1 February 2026 to 05:30 on 2 February 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 14.1 miles from Princes Risborough.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 1 February 2026 to 23:59 on 3 February 2026.
Nearest town: 8.42 miles from Princes Risborough.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 1 February 2026 to 23:59 on 9 February 2026.
Nearest town: 6.37 miles from Princes Risborough.

Location: anticlockwise entry slip at junction J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 31 January 2026 to 06:00 on 1 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.84 miles from Princes Risborough.

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 23:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.83 miles from Princes Risborough.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.74 miles from Princes Risborough.

Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.66 miles from Princes Risborough.

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 23:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.29 miles from Princes Risborough.

Location: clockwise between junctions J20 (Hemel Hstead) and J21A (Watword) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.16 miles from Princes Risborough.

Location: clockwise exit slip at junction J21A (Watword) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.88 miles from Princes Risborough.

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 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 16.2 miles from Princes Risborough.

Location: clockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.07 miles from Princes Risborough.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.96 miles from Princes Risborough.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.14 miles from Princes Risborough.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.92 miles from Princes Risborough.

Location: northbound entry slip at junction J1 (Slough) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.44 miles from Princes Risborough.

Location: northbound entry slip at junction J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.71 miles from Princes Risborough.

Location: northbound exit slip at junction J6 (Watford A405) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 30 January 2026 to 05:30 on 31 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.76 miles from Princes Risborough.

Location: northbound between the junctions with the A44 and the M40 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 30 January 2026 to 06:00 on 31 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.45 miles from Princes Risborough.

Location: slip road to the M40 northbound from M25 north.
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 28 January 2026 to 30 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.66 miles from Princes Risborough.

Location: southbound between junctions J4 (High Wycombe) and J1A (Watford) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 28 January 2026 to 31 January 2026.
Schedule : From 22:15 on 2 February 2026 to 06:00 on 3 February 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 10.5 miles from Princes Risborough.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 28 January 2026 to 31 January 2026.
Schedule : From 22:15 on 2 February 2026 to 06:00 on 3 February 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.6 miles from Princes Risborough.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 January 2026 to 1 February 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.06 miles from Princes Risborough.

Location: southbound.
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 January 2026 to 1 February 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 8.06 miles from Princes Risborough.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 January 2026 to 1 February 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 8.06 miles from Princes Risborough.

Location: clockwise between junctions J20 (Hemel Hstead) and J21 (M1) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 29 January 2026 to 05:00 on 30 January 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.57 miles from Princes Risborough.

Location: southbound between junctions J9 (Dunstable A5) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 29 January 2026 to 05:00 on 30 January 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.91 miles from Princes Risborough.

Location: clockwise at junction J21 (M1) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 29 January 2026 to 05:00 on 30 January 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.29 miles from Princes Risborough.

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 18 February 2026 to 05:00 on 19 February 2026.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.19 miles from Princes Risborough.

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 18 February 2026 to 05:00 on 19 February 2026.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.42 miles from Princes Risborough.

Location: northbound entry slip at junction J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 18 February 2026 to 05:00 on 19 February 2026.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.94 miles from Princes Risborough.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 29 January 2026 to 05:00 on 30 January 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.49 miles from Princes Risborough.

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 18 February 2026 to 05:00 on 19 February 2026.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.4 miles from Princes Risborough.

Location: northbound exit slip at junction J11 (Luton) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 18 February 2026 to 05:00 on 19 February 2026.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.87 miles from Princes Risborough.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 2 February 2026 to 06:00 on 11 February 2026.
Nearest town: 16.45 miles from Princes Risborough.

Location: eastbound exit slip at junction J8 (High Wycombe) .
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 2 February 2026 to 7 February 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 9 February 2026 to 11 February 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.12 miles from Princes Risborough.

Location: eastbound at junction J8 (High Wycombe) .
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 2 February 2026 to 7 February 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 9 February 2026 to 11 February 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.12 miles from Princes Risborough.

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 : Expect disruption everyday between 20:00 and 06:00 from 2 February 2026 to 7 February 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 9 February 2026 to 11 February 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.45 miles from Princes Risborough.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 2 March 2026 to 7 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 9 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.71 miles from Princes Risborough.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 2 March 2026 to 7 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 9 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.48 miles from Princes Risborough.

Location: northbound entry slip at junction J6A (St Albans) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 2 March 2026 to 7 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 9 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.53 miles from Princes Risborough.

Location: northbound at junction J6 (Watford A405) .
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 2 March 2026 to 7 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 9 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.76 miles from Princes Risborough.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.54 miles from Princes Risborough.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.47 miles from Princes Risborough.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
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 16 February 2026 to 21 February 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 February 2026 to 28 February 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.67 miles from Princes Risborough.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 February 2026 to 21 February 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 February 2026 to 28 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.56 miles from Princes Risborough.

Location: southbound entry slip at junction J9 (Dunstable A5) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 February 2026 to 21 February 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 23 February 2026 to 28 February 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.55 miles from Princes Risborough.
