Location: southbound at junction J9 (Bicester) .
Due to: Roadworks.
Period : from 22:29 on 10 March 2026 to 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 17.8 miles from Longwick.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Due to: Roadworks.
Period : from 22:07 on 10 March 2026 to 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 13.68 miles from Longwick.

Location: northbound entry slip at junction J6A (St Albans) .
Due to: Roadworks.
Period : from 22:06 on 10 March 2026 to 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.8 miles from Longwick.

Location: southbound exit slip at junction J6A (St Albans) .
Due to: Roadworks.
Period : from 22:00 on 10 March 2026 to 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.79 miles from Longwick.

Location: clockwise exit slip at junction J21 (M1) .
Due to: Roadworks.
Period : from 21:48 on 10 March 2026 to 05:30 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.83 miles from Longwick.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.85 miles from Longwick.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.06 miles from Longwick.

Location: southbound between junctions J9 (Bicester) 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 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.81 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.59 miles from Longwick.

Location: anticlockwise entry slip at junction J21 (M1) .
Due to: Emergency barrier repairs.
Period : expect disruption until 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.93 miles from Longwick.

Location: anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:30 on 11 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 19.42 miles from Longwick.

Location: clockwise entry slip at junction J21 (M1) .
Due to: Emergency barrier repairs.
Period : expect disruption until 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.93 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane three is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 16.59 miles from Longwick.

Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 March 2026 to 05:30 on 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.79 miles from Longwick.

Location: northbound between the A420 and the junction with the M40 .
Due to: Bridge repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.18 miles from Longwick.

Location: northbound between the A423 north of Kennington and the junction with the A420 .
Due to: Bridge repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.16 miles from Longwick.

Location: northbound exit slip to the A44 .
Due to: Bridge repairs are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.17 miles from Longwick.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 11.38 miles from Longwick.

Location: northbound between junctions J9 (Bicester) and J10 (Northampton) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 20:00 on 13 March 2026.
Nearest town: 18.59 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 13 March 2026.
Nearest town: 10.93 miles from Longwick.

Location: eastbound between junctions J7 (Slough) and J6 (Slough) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.37 miles from Longwick.

Location: eastbound entry slip at junction J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.23 miles from Longwick.

Location: eastbound exit slip at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.47 miles from Longwick.

Location: northbound at junction J1A (Watford) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.47 miles from Longwick.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.62 miles from Longwick.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.56 miles from Longwick.

Location: northbound between junctions J6 (Thame) 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 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.28 miles from Longwick.

Location: northbound exit slip at junction J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 March 2026 to 05:00 on 12 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 20 miles from Longwick.

Location: northbound between junctions J11 (Luton) and J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 11 March 2026 to 05:00 on 12 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.81 miles from Longwick.

Location: northbound.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:30 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.95 miles from Longwick.

Location: northbound.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:30 on 11 March 2026 to 06:00 on 12 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.96 miles from Longwick.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane two is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.85 miles from Longwick.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 19.06 miles from Longwick.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 17.81 miles from Longwick.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:30 on 11 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 15.98 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 09:30 on 11 March 2026 to 12:30 on 11 March 2026.
Nearest town: 9.01 miles from Longwick.

Location: northbound exit slip at junction J4 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 9.11 miles from Longwick.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 11.3 miles from Longwick.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Due to: Planned Roadworks.
Period : expect disruption until 05:30 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 13.54 miles from Longwick.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 12.43 miles from Longwick.

Location: southbound.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.45 miles from Longwick.

Location: southbound.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.44 miles from Longwick.

Location: southbound.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.34 miles from Longwick.

Location: southbound between the M40 and the junction with the A44 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 18.32 miles from Longwick.

Location: The A404M southbound between junctions J9A and J9 .
Lane Closures : Lane two is closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 16.65 miles from Longwick.

Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : The hard shoulder is closed.
Due to: Road repairs.
Period : expect disruption until 05:00 on 11 March 2026.
Nearest town: 17.76 miles from Longwick.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 17.16 miles from Longwick.

Location: westbound exit slip at junction J8 (High Wycombe) .
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 17.11 miles from Longwick.

Location: westbound entry slip at junction J8 (High Wycombe) .
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 17.11 miles from Longwick.

Location: westbound at junction J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 17.11 miles from Longwick.

Location: northbound between the A4183 south of Kennington and the junction with the A420 .
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 18.03 miles from Longwick.

Location: northbound exit slip to the A423 north of Kennington.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 17.4 miles from Longwick.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 11 March 2026.
Nearest town: 6.21 miles from Longwick.

Location: northbound between junctions J5 (High Wycombe) and J6 (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 11 March 2026.
Nearest town: 6.08 miles from Longwick.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 15.68 miles from Longwick.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of four lanes closed.
Nearest town: 14.8 miles from Longwick.

Location: northbound between junctions J9 (Dunstable A5) and J11A .
Due to: Roadside Equipment Maintenance.
Period : from 15:26 on 4 March 2026 to 05:00 on 19 March 2026.
Nearest town: 19.38 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 20 March 2026.
Nearest town: 16.7 miles from Longwick.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 10 March 2026.
Nearest town: 11.25 miles from Longwick.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 10 March 2026.
Nearest town: 10.8 miles from Longwick.

Location: eastbound entry slip at junction J6 (Slough) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 11 March 2026 to 06:00 on 22 March 2026.
Nearest town: 18.8 miles from Longwick.

Location: westbound between junctions J8 (High Wycombe) and J11 (Basingstoke) .
Due to: Roadworks scheme.
Period : from 20:04 on 6 March 2026 to 06:00 on 15 March 2026.
Nearest town: 19.26 miles from Longwick.

Location: northbound between the A4183 south of Kennington and the junction with the A420 .
Due to: Roadworks scheme.
Period : from 21:00 on 9 March 2026 to 06:00 on 26 March 2026.
Nearest town: 18.03 miles from Longwick.

Location: southbound entry slip from the M40 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 00:00 on 18 March 2026 to 05:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.1 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 6.21 miles from Longwick.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 6.11 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 6.21 miles from Longwick.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.46 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.46 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.5 miles from Longwick.

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 17 March 2026 to 05:30 on 18 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.86 miles from Longwick.

Location: clockwise entry slip at junction J17 (Maple Cross) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2026 to 05:30 on 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.94 miles from Longwick.

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 17 March 2026 to 00:00 on 18 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.94 miles from Longwick.

Location: clockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 12 March 2026 to 05:30 on 13 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.47 miles from Longwick.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.55 miles from Longwick.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 17 March 2026 to 15:30 on 17 March 2026.
Nearest town: 18.83 miles from Longwick.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 17 March 2026 to 15:30 on 17 March 2026.
Nearest town: 6.42 miles from Longwick.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 17 March 2026 to 15:30 on 17 March 2026.
Nearest town: 19.58 miles from Longwick.

Location: southbound exit slip at junction J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 17 March 2026 to 15:30 on 17 March 2026.
Nearest town: 19.51 miles from Longwick.

Location: northbound entry slip at junction J2 (Beaconsfield) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 12 March 2026 to 05:30 on 13 March 2026.
Nearest town: 13.52 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 17 March 2026 to 23:59 on 18 March 2026.
Nearest town: 8.35 miles from Longwick.

Location: southbound at junction J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.85 miles from Longwick.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.98 miles from Longwick.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.66 miles from Longwick.

Location: northbound exit slip at junction J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.31 miles from Longwick.

Location: southbound exit slip at junction J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.85 miles from Longwick.

Location: southbound between junctions J10 (Northampton) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.08 miles from Longwick.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.28 miles from Longwick.

Location: northbound at junction J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 16 March 2026 to 05:00 on 17 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.57 miles from Longwick.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 16 March 2026 to 05:00 on 17 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.67 miles from Longwick.

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 16 March 2026 to 05:30 on 17 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.5 miles from Longwick.

Location: southbound between junctions J9 (Dunstable A5) 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 16 March 2026 to 21 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.43 miles from Longwick.

Location: northbound exit slip at junction J11 (Luton) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 16 March 2026 to 05:00 on 17 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.57 miles from Longwick.

Location: northbound between the junctions with the A44 and the M40 .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.74 miles from Longwick.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.95 miles from Longwick.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 05:00 on 17 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.43 miles from Longwick.

Location: northbound between the junctions with the A415 and the A4183 south of Kennington.
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 16 March 2026 to 28 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.65 miles from Longwick.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
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 16 March 2026 to 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.15 miles from Longwick.

Location: northbound between the junctions with the A4146 Bletchley South and the A4146 Bletchley North.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.05 miles from Longwick.

Location: northbound between the A421 and the junction with the A509 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.8 miles from Longwick.

Location: southbound between the A4146 North and the junction with the A4012 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.21 miles from Longwick.

Location: northbound between the A4012 and the junction with the A4146 Bletchley South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.49 miles from Longwick.

Location: southbound between the A421 and the junction with the A4146 South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.98 miles from Longwick.

Location: southbound between the A421 and the junction with the A4146 South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.81 miles from Longwick.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 15 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.97 miles from Longwick.

Location: northbound at junction J1 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 15 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.5 miles from Longwick.

Location: southbound between junctions J1A (Watford) and J1 (Slough) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 15 March 2026 to 06:00 on 16 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.84 miles from Longwick.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 16 March 2026 to 15:30 on 16 March 2026.
Nearest town: 9.73 miles from Longwick.

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 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.61 miles from Longwick.

Location: clockwise between junctions J20 (Hemel Hstead) and J21A (Watword) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.52 miles from Longwick.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.58 miles from Longwick.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.79 miles from Longwick.

Location: clockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.47 miles from Longwick.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.49 miles from Longwick.

Location: southbound entry slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 15 March 2026 to 05:30 on 16 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 9.02 miles from Longwick.

Location: southbound exit slip at junction J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 15 March 2026 to 17 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 10.68 miles from Longwick.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 15 March 2026 to 17 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.07 miles from Longwick.

Location: southbound between junctions J8A (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 14 March 2026 to 06:00 on 15 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.25 miles from Longwick.

Location: eastbound exit slip at junction J6 (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 12 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.47 miles from Longwick.

Location: westbound at junction J6 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.99 miles from Longwick.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.53 miles from Longwick.

Location: westbound entry slip at junction J6 (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 23 March 2026 to 28 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.79 miles from Longwick.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
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 12 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.53 miles from Longwick.

Location: eastbound at junction J6 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 18 March 2026 to 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.47 miles from Longwick.

Location: eastbound between junctions J7 (Slough) and J6 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 18 March 2026 to 21 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.77 miles from Longwick.

Location: eastbound between junctions J8 (High Wycombe) and J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 21 March 2026 to 06:00 on 22 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17.31 miles from Longwick.

Location: eastbound entry slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 March 2026 to 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.8 miles from Longwick.

Location: westbound between junctions J6 (Slough) and J7 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.4 miles from Longwick.

Location: eastbound entry slip at junction J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 21 March 2026 to 06:00 on 22 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.23 miles from Longwick.

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 06:00 from 12 March 2026 to 14 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.99 miles from Longwick.

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 23:00 on 13 March 2026 to 05:30 on 14 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 16.16 miles from Longwick.

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 13 March 2026 to 06:00 on 14 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.34 miles from Longwick.

Location: southbound exit slip at junction J8 (Hemel Hstead) .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 13 March 2026 to 05:00 on 14 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.73 miles from Longwick.

Location: anticlockwise between junctions J17 (Maple Cross) 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 12 March 2026 to 05:30 on 13 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 16.71 miles from Longwick.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 14 March 2026 to 06:00 on 15 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.26 miles from Longwick.

Location: southbound exit slip at junction J2 (Beaconsfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 12 March 2026 to 05:30 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 13.23 miles from Longwick.

Location: southbound between junctions J11A and J11 (Luton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 12 March 2026 to 05:00 on 13 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.87 miles from Longwick.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.15 miles from Longwick.

Location: southbound entry slip from the A420 .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.13 miles from Longwick.

Location: The A308M westbound between the junctions with the A308 and the M4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.91 miles from Longwick.

Location: The A404M southbound between junctions J9A and J9 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 March 2026 to 06:00 on 13 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.75 miles from Longwick.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 12 March 2026 to 06:00 on 13 March 2026.
Nearest town: 12.31 miles from Longwick.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
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 11 March 2026 to 13 March 2026.
Schedule : From 23:00 on 13 March 2026 to 06:00 on 14 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.44 miles from Longwick.

Location: northbound between junctions J9 (Dunstable A5) and J11A .
Lane Closures : Lanes 1, 2, 3, 4 and 5 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.44 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 March 2026 to 13 March 2026.
Nearest town: 19.62 miles from Longwick.

Location: westbound exit slip to the A412 .
Lane Closures : Lane two is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:30 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.58 miles from Longwick.

Location: northbound at junction J8 (Hemel Hstead) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 March 2026 to 13 March 2026.
Nearest town: 18.63 miles from Longwick.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 March 2026 to 13 March 2026.
Nearest town: 19.09 miles from Longwick.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.45 miles from Longwick.

Location: northbound between the junctions with the A415 and the A423 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.38 miles from Longwick.

Location: southbound exit slip to the A4183 south of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.86 miles from Longwick.

Location: southbound between the A420 and the junction with the A423 north of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.7 miles from Longwick.

Location: northbound exit slip at junction J5 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 5.69 miles from Longwick.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 6.21 miles from Longwick.

Location: southbound entry slip at junction J5 (High Wycombe) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 5.67 miles from Longwick.

Location: southbound at junction J5 (High Wycombe) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There are two of three lanes closed.
Nearest town: 5.69 miles from Longwick.

Location: southbound.
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 9.02 miles from Longwick.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.02 miles from Longwick.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 11 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.02 miles from Longwick.

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 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.22 miles from Longwick.

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 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.38 miles from Longwick.

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 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.64 miles from Longwick.

Location: northbound exit slip at junction J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 20 miles from Longwick.

Location: northbound exit slip at junction J11 (Luton) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.57 miles from Longwick.

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 19 March 2026 to 05:00 on 20 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.81 miles from Longwick.

Location: southbound between the junctions with the A5183 and the M1 .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2026 to 05:00 on 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.76 miles from Longwick.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 11 March 2026 to 13 March 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 16 March 2026 to 20 March 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 23 March 2026 to 27 March 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 30 March 2026 to 31 March 2026.
Nearest town: 6.41 miles from Longwick.

Location: westbound between junctions J5 (Colnbrook) and J7 (Slough) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 12 March 2026 to 06:00 on 28 March 2026.
Nearest town: 19.53 miles from Longwick.

Location: southbound between the A423 north of Kennington and the junction with the A4130 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:30 on 25 March 2026 to 06:00 on 26 March 2026.
Nearest town: 17.45 miles from Longwick.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Road repairs.
Period : expect disruption until 05:00 on 11 March 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 19.77 miles from Longwick.

Location: northbound entry slip at junction J6A (St Albans) .
Due to: Road repairs.
Period : expect disruption until 05:00 on 11 March 2026.
Lanes Closed : All lanes are closed.
Nearest town: 19.84 miles from Longwick.

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: 18.65 miles from Longwick.

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: 18.69 miles from Longwick.
