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 21:00 on 10 May 2026 to 06:00 on 11 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.19m from Chinnor.

Location: southbound between junctions J1A (Watford) and J1 (Slough) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 10 May 2026 to 23:59 on 11 May 2026.
Nearest town: 1.65m from Uxbridge.

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 22:15 and 06:00 from 9 May 2026 to 11 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.05m from High Wycombe.

Location: northbound between junctions J3 (Loudwater) and J5 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 9 May 2026 to 11 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.4m from High Wycombe.

Location: northbound exit slip at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 9 May 2026 to 11 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.73m from Chinnor.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 9 May 2026 to 11 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.65m from High Wycombe.

Location: northbound entry slip at junction J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 9 May 2026 to 11 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.5m from High Wycombe.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 9 May 2026 to 06:00 on 10 May 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.53m from Uxbridge.

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 9 May 2026 to 06:00 on 10 May 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.01m from Slough.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 5 May 2026 to 05:30 on 6 May 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 3.06m from Uxbridge.

Location: southbound at junction J1A (Watford) .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 6 May 2026 to 06:00 on 7 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 2.57m from Uxbridge.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 5 May 2026 to 05:00 on 6 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 0.75m from Uxbridge.

Location: northbound entry slip at junction J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 9 May 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.69m from Chinnor.

Location: southbound between junctions J9 (Bicester) and J4 (High Wycombe) .
Lane Closures : Lane three will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 5 May 2026 to 9 May 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.28m from Oxford.

Location: westbound exit slip to the A412 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 5 May 2026 to 8 May 2026.
Schedule : From 23:00 on 8 May 2026 to 05:30 on 9 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 0.75m from Uxbridge.

Location: southbound exit slip at junction J2 (Beaconsfield) .
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 May 2026 to 11 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 0.25m from Beaconsfield.

Location: northbound exit slip at junction J2 (Beaconsfield) .
Lane Closures : Lane two will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 May 2026 to 11 May 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 0.58m from Beaconsfield.
