Location: northbound exit slip at junction J4 (High Wycombe) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 20:30 and 20:45 on 14 March 2026.
Normal traffic conditions are expected between 20:30 and 20:45 on 14 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 14.37 miles from Long Marston.

Location: northbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 20:00 and 20:15 on 14 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.42 miles from Long Marston.

Location: southbound between the junctions with the A4146 South and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 14 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 9.31 miles from Long Marston.

Location: northbound exit slip at junction J4 (High Wycombe) .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 14 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.42 miles from Long Marston.

Location: southbound between the junctions with the A4146 South and the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 16:45 and 17:00 on 14 March 2026.
Nearest town: 9.31 miles from Long Marston.

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: 14.85 miles from Long Marston.

Location: southbound.
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 14.41 miles from Long Marston.

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 15 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 14.56 miles from Long Marston.

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 15 March 2026.
Lanes Closed : There is one of two lanes closed.
Nearest town: 14.41 miles from Long Marston.

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: 12.11 miles from Long Marston.

Location: northbound between junctions J12 (Flitwick) and J13 (Milton Keynes) .
Lane Closures : Lane three is closed.
Due to: Emergency roadworks.
Period : from 13:42 on 21 February 2026 to 12:00 on 24 March 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 14.14 miles from Long Marston.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lane three is closed.
Due to: Emergency roadworks.
Period : from 13:35 on 21 February 2026 to 12:00 on 24 March 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 15 miles from Long Marston.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 20 March 2026 to 05:30 on 21 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.02 miles from Long Marston.

Location: northbound at junction J1 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 20 March 2026 to 05:30 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.89 miles from Long Marston.

Location: The A1M northbound between junctions J3 and J4 .
Lane Closures : Lane three will be closed.
Due to: Road marking works are planned.
Status : Pending.
Schedule : From 23:00 on 20 March 2026 to 05:30 on 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.93 miles from Long Marston.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.48 miles from Long Marston.

Location: northbound at junction J11A .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.4 miles from Long Marston.

Location: northbound between junctions J11 (Luton) and J11A .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.25 miles from Long Marston.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.42 miles from Long Marston.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.61 miles from Long Marston.

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 20:00 on 17 March 2026 to 05:30 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.7 miles from Long Marston.

Location: southbound.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 19 March 2026 to 05:30 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.56 miles from Long Marston.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:15 on 19 March 2026 to 05:30 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.41 miles from Long Marston.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2026 to 05:30 on 20 March 2026.
Schedule : From 23:00 on 20 March 2026 to 06:00 on 21 March 2026.
Schedule : From 22:00 on 23 March 2026 to 05:30 on 24 March 2026.
Schedule : From 22:00 on 26 March 2026 to 05:30 on 27 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.51 miles from Long Marston.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2026 to 05:30 on 20 March 2026.
Schedule : From 23:00 on 20 March 2026 to 06:00 on 21 March 2026.
Schedule : From 22:00 on 23 March 2026 to 05:30 on 24 March 2026.
Schedule : From 22:00 on 26 March 2026 to 05:30 on 27 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.82 miles from Long Marston.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2026 to 05:30 on 20 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.18 miles from Long Marston.

Location: clockwise at junction J17 (Maple Cross) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2026 to 05:30 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.89 miles from Long Marston.

Location: northbound between junctions J1A (Watford) 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 19 March 2026 to 05:00 on 20 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.7 miles from Long Marston.

Location: southbound between the M40 and the junction with the A4155 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.45 miles from Long Marston.

Location: northbound between the A4155 and the junction with the M40 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.36 miles from Long Marston.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.81 miles from Long Marston.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.21 miles from Long Marston.

Location: northbound exit slip at junction J3 (Loudwater) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 16 March 2026 to 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.81 miles from Long Marston.

Location: northbound between the junctions with the M1 and the A6 Bedford south.
Lane Closures : Lane two will be closed.
Due to: Roadworks 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: 19.49 miles from Long Marston.

Location: southbound between junctions J14 (Milton Keynes) and J13 (Milton Keynes) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 16 March 2026 to 05:00 on 17 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.01 miles from Long Marston.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
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.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.1 miles from Long Marston.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 19 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 26 March 2026 to 28 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.98 miles from Long Marston.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 19 March 2026 to 15:30 on 19 March 2026.
Nearest town: 12.06 miles from Long Marston.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 19 March 2026 to 15:30 on 19 March 2026.
Nearest town: 12.04 miles from Long Marston.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:15 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.71 miles from Long Marston.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
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 18 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 30 March 2026 to 2 April 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 7 April 2026 to 9 April 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.15 miles from Long Marston.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.72 miles from Long Marston.

Location: northbound between junctions J2 (Beaconsfield) 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 18 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 30 March 2026 to 2 April 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 7 April 2026 to 9 April 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15.73 miles from Long Marston.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2026 to 05:30 on 19 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.91 miles from Long Marston.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 05:00 on 19 March 2026.
Nearest town: 19.36 miles from Long Marston.

Location: southbound entry slip from the A4155 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.45 miles from Long Marston.

Location: southbound between the A4155 and the junction with the A308 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 06:00 on 19 March 2026.
Nearest town: 16.42 miles from Long Marston.

Location: southbound between the A4155 and the junction with the A308 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.42 miles from Long Marston.

Location: northbound between junctions J14 (Milton Keynes) and J15 (Northampton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 21 March 2026.
Schedule : From 20:00 on 23 March 2026 to 06:00 on 24 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.18 miles from Long Marston.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 07:00 on 18 March 2026 to 23:59 on 19 March 2026.
Nearest town: 14.49 miles from Long Marston.

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: 14.4 miles from Long Marston.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 17 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 March 2026 to 4 April 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 6 April 2026 to 11 April 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.29 miles from Long Marston.

Location: southbound between junctions J6 (Thame) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 March 2026 to 4 April 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 6 April 2026 to 11 April 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.65 miles from Long Marston.

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: 18.04 miles from Long Marston.

Location: southbound between junctions J12 (Flitwick) and J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2026 to 05:00 on 18 March 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.65 miles from Long Marston.

Location: southbound entry slip at junction J12 (Flitwick) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2026 to 05:00 on 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.62 miles from Long Marston.

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: 18.04 miles from Long Marston.

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: 16.86 miles from Long Marston.

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: 15.11 miles from Long Marston.

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: 14.76 miles from Long Marston.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2026 to 05:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.21 miles from Long Marston.

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: 15.33 miles from Long Marston.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2026 to 05:00 on 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.37 miles from Long Marston.

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: 14.89 miles from Long Marston.

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: 12.62 miles from Long Marston.

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: 14.82 miles from Long Marston.

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: 12.05 miles from Long Marston.

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: 12.07 miles from Long Marston.

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: 14.59 miles from Long Marston.

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: 16.41 miles from Long Marston.

Location: southbound between junctions J12 (Flitwick) and J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road 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 two of four lanes closed.
Nearest town: 12.05 miles from Long Marston.

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: 14.87 miles from Long Marston.

Location: southbound entry slip at junction J5 (Harrow A41) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 16 March 2026 to 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.39 miles from Long Marston.

Location: southbound between junctions J6 (Watford A405) and J5 (Harrow A41) .
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 16 March 2026 to 19 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.52 miles from Long Marston.

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: 11.1 miles from Long Marston.

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: 11.28 miles from Long Marston.

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: 16.65 miles from Long Marston.

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: 11.1 miles from Long Marston.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 16 March 2026 to 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 17.19 miles from Long Marston.

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: 17.9 miles from Long Marston.

Location: northbound between junctions J13 (Milton Keynes) and J14 (Milton Keynes) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 16 March 2026 to 18 March 2026.
Schedule : From 21:00 on 20 March 2026 to 05:00 on 21 March 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 23 March 2026 to 28 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.23 miles from Long Marston.

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: 12.2 miles from Long Marston.

Location: southbound between the A508 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 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.23 miles from Long Marston.

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: 13.58 miles from Long Marston.

Location: southbound between the junctions with the A508 and the A422 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.69 miles from Long Marston.

Location: northbound between the junctions with the A422 and the A508 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.07 miles from Long Marston.

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: 12.43 miles from Long Marston.

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: 11.04 miles from Long Marston.

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: 13.61 miles from Long Marston.

Location: northbound between the A509 and the junction with the A508 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.71 miles from Long Marston.

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: 13.59 miles from Long Marston.

Location: southbound between the A509 and the junction with the A421 .
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: 15.65 miles from Long Marston.

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: 19.51 miles from Long Marston.

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: 19.84 miles from Long Marston.

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: 18.92 miles from Long Marston.

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: 14.28 miles from Long Marston.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 16 March 2026 to 18 March 2026.
Nearest town: 18.5 miles from Long Marston.

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: 14.9 miles from Long Marston.

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: 13.55 miles from Long Marston.

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: 14.31 miles from Long Marston.

Location: northbound between junctions J5 (Harrow A41) and J6A (St Albans) .
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: 16.2 miles from Long Marston.

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: 14.82 miles from Long Marston.

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: 13.7 miles from Long Marston.

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: 14.15 miles from Long Marston.

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: 14.36 miles from Long Marston.

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: 17.79 miles from Long Marston.

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: 17.64 miles from Long Marston.

Location: northbound between junctions J11A and J14 (Milton Keynes) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2026 to 05:00 on 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.57 miles from Long Marston.

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: 12.08 miles from Long Marston.

Location: westbound exit slip to the A412 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 16 March 2026 to 05:30 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.89 miles from Long Marston.

Location: northbound exit slip at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 March 2026 to 06:00 on 14 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 17 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 30 March 2026 to 4 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.04 miles from Long Marston.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 17 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 March 2026 to 4 April 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 6 April 2026 to 11 April 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.29 miles from Long Marston.

Location: southbound entry slip at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 13 March 2026 to 05:00 on 14 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 30 March 2026 to 4 April 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 14.09 miles from Long Marston.

Location: southbound at junction J5 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 March 2026 to 4 April 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 6 April 2026 to 11 April 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.11 miles from Long Marston.

Location: southbound exit slip at junction J12 (Flitwick) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.65 miles from Long Marston.

Location: southbound exit slip at junction J13 (Milton Keynes) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.12 miles from Long Marston.

Location: southbound entry slip at junction J12 (Flitwick) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.62 miles from Long Marston.

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: 12.32 miles from Long Marston.

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: 12 miles from Long Marston.

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: 11.15 miles from Long Marston.

Location: southbound entry slip at junction J14 (Milton Keynes) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.75 miles from Long Marston.

Location: southbound between junctions J15 (Northampton) and J14 (Milton Keynes) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.41 miles from Long Marston.

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: 12.08 miles from Long Marston.

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: 11.1 miles from Long Marston.

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: 11.24 miles from Long Marston.

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: 11.14 miles from Long Marston.

Location: northbound exit slip at junction J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2026 to 05:00 on 19 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.4 miles from Long Marston.

Location: southbound exit slip at junction J11A .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 11.57 miles from Long Marston.

Location: southbound between junctions J14 (Milton Keynes) and J11A .
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 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.91 miles from Long Marston.

Location: southbound between junctions J12 (Flitwick) and J11A .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 21 March 2026 to 05:00 on 22 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 11.97 miles from Long Marston.

Location: southbound entry slip at Toddington Services.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.36 miles from Long Marston.

Location: southbound exit slip at Toddington Services.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.4 miles from Long Marston.

Location: southbound entry slip at junction J13 (Milton Keynes) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 05:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.12 miles from Long Marston.

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 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: 14.82 miles from Long Marston.

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 : From 22:00 on 13 March 2026 to 05:00 on 14 March 2026.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.52 miles from Long Marston.

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 16 March 2026 to 20 March 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.8 miles from Long Marston.

Location: anticlockwise exit slip at junction J21 (M1) .
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 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.63 miles from Long Marston.

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 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15 miles from Long Marston.

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 16 March 2026 to 20 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 15.59 miles from Long Marston.
