Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 10 May 2025.
Nearest town: 12.07 miles from Round Green.

Location: clockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 10 May 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.84 miles from Round Green.

Location: southbound at the junction with the A4012 .
Due to: Congestion.
Normal traffic conditions are expected between 17:30 and 17:45 on 10 May 2025.
Nearest town: 7.84 miles from Round Green.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 10 May 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.79 miles from Round Green.

Location: northbound between the junctions with the M1 and the A6 Bedford south.
Due to: Congestion.
Normal traffic conditions are expected between 17:00 and 17:15 on 10 May 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.33 miles from Round Green.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 15 May 2025 to 17 May 2025.
Nearest town: 7.2 miles from Round Green.

Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 10 May 2025 to 05:00 on 11 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.64 miles from Round Green.

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 10 May 2025 to 05:00 on 11 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12 miles from Round Green.

Location: The A1M southbound entry slip at junction J8 .
Due to: Horticultural works.
Period : expect disruption until 05:00 on 11 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 8.93 miles from Round Green.

Location: The A1M northbound between junctions J7 and J8 .
Lane Closures : Lane one is closed.
Due to: Horticultural works.
Period : expect disruption until 05:00 on 11 May 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 8.72 miles from Round Green.

Location: The A1M northbound entry slip at junction J6 .
Due to: Horticultural works.
Period : expect disruption until 05:00 on 11 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 9.6 miles from Round Green.

Location: The A1M northbound exit slip at junction J8 .
Due to: Horticultural works.
Period : expect disruption until 05:00 on 11 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 8.8 miles from Round Green.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 12 May 2025 to 15 May 2025.
Nearest town: 14.78 miles from Round Green.

Location: northbound between the junctions with the M1 and the A6 Bedford south.
Due to: Roadworks scheme.
Period : from 20:06 on 9 May 2025 to 06:00 on 12 May 2025.
Nearest town: 13.77 miles from Round Green.

Location: northbound.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 May 2025.
Lanes Closed : All lanes are closed.
Nearest town: 13.79 miles from Round Green.

Location: northbound between the junctions with the M1 and the A6 Bedford south.
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 12 May 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 13.77 miles from Round Green.

Location: southbound between junctions J12 (Flitwick) and J11A .
Due to: Roadside Equipment Maintenance.
Period : from 10:20 on 7 April 2025 to 05:00 on 22 June 2025.
Nearest town: 4.85 miles from Round Green.

Location: southbound exit slip at junction J13 (Milton Keynes) .
Due to: Roadworks scheme.
Period : from 22:00 on 9 May 2025 to 05:00 on 12 June 2025.
Nearest town: 8.26 miles from Round Green.

Location: northbound between junctions J10 (Luton Airport) and J14 (Milton Keynes) .
Due to: Roadworks scheme.
Period : from 22:00 on 29 April 2025 to 05:00 on 30 September 2025.
Nearest town: 2.41 miles from Round Green.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Roadworks scheme.
Period : from 20:00 on 9 May 2025 to 06:00 on 17 May 2025.
Nearest town: 6 miles from Round Green.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Roadworks scheme.
Period : from 20:00 on 9 May 2025 to 06:00 on 17 May 2025.
Nearest town: 14.16 miles from Round Green.

Location: The A1M northbound between junctions J8 and J9 .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 12:00 on 8 December 2025.
Nearest town: 9.92 miles from Round Green.

Location: The A1M southbound between junctions J6 and J4 .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 16 May 2025 to 05:30 on 17 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.25 miles from Round Green.

Location: clockwise between junctions J20 (Hemel Hstead) and J21 (M1) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 23:00 on 16 May 2025 to 06:00 on 17 May 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 19 May 2025 to 23 May 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.87 miles from Round Green.

Location: clockwise at junction J21 (M1) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 23:00 on 16 May 2025 to 06:00 on 17 May 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 19 May 2025 to 23 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.85 miles from Round Green.

Location: anticlockwise between junctions J18 (Rickmansworth) and J16 (M40) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 23:00 on 16 May 2025 to 06:00 on 17 May 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17 miles from Round Green.

Location: southbound exit slip at junction J13 (Milton Keynes) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.88 miles from Round Green.

Location: clockwise between junctions J24 (Potters Bar) and J25 (Enfield) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:30 on 13 May 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.75 miles from Round Green.

Location: The A1M southbound between junctions J7 and J6 .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.64 miles from Round Green.

Location: The A1M northbound between junctions J4 and J6 .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.59 miles from Round Green.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 15 May 2025 to 17 May 2025.
Nearest town: 7.44 miles from Round Green.

Location: anticlockwise entry slip at junction J19 (Watford) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 09:30 on 16 May 2025 to 16:00 on 16 May 2025.
Nearest town: 14 miles from Round Green.

Location: clockwise at junction J17 (Maple Cross) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 09:30 on 16 May 2025 to 16:00 on 16 May 2025.
Nearest town: 17.84 miles from Round Green.

Location: clockwise between junctions J23 (Hatfield) and J25 (Enfield) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 15 May 2025 to 05:00 on 16 May 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.81 miles from Round Green.

Location: The A1M southbound between junctions J6 and J4 .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 15 May 2025 to 05:30 on 16 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.77 miles from Round Green.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 15 May 2025 to 05:00 on 16 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.67 miles from Round Green.

Location: northbound entry slip from the A509 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 15 May 2025 to 06:00 on 16 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.74 miles from Round Green.

Location: The A1M northbound between junctions J8 and J9 .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.36 miles from Round Green.

Location: The A1M southbound between junctions J9 and J8 .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 9.71 miles from Round Green.

Location: northbound between junctions J9 (Dunstable A5) and J11A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 4.49 miles from Round Green.

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 22:30 on 11 May 2025 to 05:00 on 12 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.74 miles from Round Green.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 15 May 2025 to 15:30 on 15 May 2025.
Nearest town: 6.94 miles from Round Green.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.76 miles from Round Green.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.63 miles from Round Green.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 17 May 2025 to 05:00 on 18 May 2025.
Lanes Closed : There will be two of five lanes closed.
Nearest town: 4.57 miles from Round Green.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.52 miles from Round Green.

Location: northbound between junctions J1 (North Circular) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.13 miles from Round Green.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.05 miles from Round Green.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.14 miles from Round Green.

Location: northbound at junction J11 (Luton) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 17 May 2025 to 05:00 on 18 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.24 miles from Round Green.

Location: northbound at junction J9 (Dunstable A5) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 17 May 2025 to 05:00 on 18 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 4.69 miles from Round Green.

Location: southbound at junction J11 (Luton) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.34 miles from Round Green.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 17 May 2025 to 05:00 on 18 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.8 miles from Round Green.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 17 May 2025 to 05:00 on 18 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 3.49 miles from Round Green.

Location: northbound entry slip at junction J4 (Edgware A41) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.07 miles from Round Green.

Location: southbound at junction J11A .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 4.03 miles from Round Green.

Location: northbound between junctions J11 (Luton) and J11A .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 17 May 2025 to 05:00 on 18 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 2.44 miles from Round Green.

Location: southbound between junctions J11A and J11 (Luton) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.18 miles from Round Green.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.89 miles from Round Green.

Location: anticlockwise exit slip at junction J23 (Hatfield) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.21 miles from Round Green.

Location: clockwise between junctions J21A (Watword) and J22 (St Albans) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.74 miles from Round Green.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 14.26 miles from Round Green.

Location: southbound at junction J10 (Luton Airport) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.05 miles from Round Green.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.4 miles from Round Green.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2025 to 06:00 on 15 May 2025.
Nearest town: 6.7 miles from Round Green.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 14 May 2025 to 06:00 on 15 May 2025.
Nearest town: 6.83 miles from Round Green.

Location: clockwise exit slip at junction J21 (M1) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.85 miles from Round Green.

Location: anticlockwise exit slip at junction J21 (M1) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.93 miles from Round Green.

Location: northbound entry slip at junction J6A (St Albans) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.63 miles from Round Green.

Location: northbound between junctions J6 (Watford A405) and J6A (St Albans) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.39 miles from Round Green.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Nearest town: 1.69 miles from Round Green.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 14 May 2025 to 15 May 2025.
Nearest town: 18.54 miles from Round Green.

Location: southbound entry slip at junction J12 (Flitwick) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 28 May 2025 to 05:00 on 29 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.58 miles from Round Green.

Location: southbound exit slip at junction J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 May 2025 to 05:00 on 20 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.05 miles from Round Green.

Location: southbound exit slip at junction J13 (Milton Keynes) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 22 May 2025 to 05:00 on 23 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.88 miles from Round Green.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.14 miles from Round Green.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 9 June 2025 to 12 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 1.83 miles from Round Green.

Location: southbound between junctions J11 (Luton) and J10 (Luton Airport) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 20 May 2025 to 05:00 on 21 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 1.83 miles from Round Green.

Location: southbound at junction J11 (Luton) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.34 miles from Round Green.

Location: southbound between junctions J14 (Milton Keynes) and J13 (Milton Keynes) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 22 May 2025 to 05:00 on 23 May 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 13.51 miles from Round Green.

Location: southbound between junctions J12 (Flitwick) and J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 27 May 2025 to 30 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.36 miles from Round Green.

Location: southbound between junctions J11A and J11 (Luton) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.85 miles from Round Green.

Location: southbound between junctions J11A and J11 (Luton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 2 June 2025 to 6 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.18 miles from Round Green.

Location: southbound at junction J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 2 June 2025 to 6 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 4.28 miles from Round Green.

Location: southbound between junctions J12 (Flitwick) and J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 2 June 2025 to 6 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 4.67 miles from Round Green.

Location: southbound between junctions J12 (Flitwick) and J11A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 27 May 2025 to 30 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 6.94 miles from Round Green.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 12 May 2025 to 14 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.66 miles from Round Green.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 19 May 2025 to 21 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.15 miles from Round Green.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 21 May 2025 to 23 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.58 miles from Round Green.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 27 May 2025 to 30 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.74 miles from Round Green.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 15 May 2025 to 05:00 on 16 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.15 miles from Round Green.

Location: southbound at junction J13 (Milton Keynes) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 22 May 2025 to 05:00 on 23 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.88 miles from Round Green.

Location: southbound between junctions J13 (Milton Keynes) and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 27 May 2025 to 05:00 on 28 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.9 miles from Round Green.

Location: The A1M northbound between junctions J4 and J6 .
Lane Closures : Lane three will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 13 May 2025 to 15 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.27 miles from Round Green.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 13 May 2025 to 05:00 on 14 May 2025.
Nearest town: 5.34 miles from Round Green.

Location: The A1M southbound entry slip at junction J6 .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 May 2025 to 15 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.81 miles from Round Green.

Location: The A1M southbound between junctions J6 and J4 .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 May 2025 to 15 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.72 miles from Round Green.

Location: The A1M southbound exit slip at junction J4 .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 13 May 2025 to 15 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.05 miles from Round Green.

Location: northbound between the A603 and the junction with the A421 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.59 miles from Round Green.

Location: northbound between the junctions with the M1 and the A6 Bedford south.
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.38 miles from Round Green.

Location: northbound between the M1 and the junction with the A6 Bedford south.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.77 miles from Round Green.

Location: northbound between the junctions with the A4280 and the A1 .
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 13 May 2025 to 15 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.66 miles from Round Green.

Location: southbound between the junctions with the A1 and the A4280 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 13 May 2025 to 15 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.27 miles from Round Green.

Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:30 on 13 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.64 miles from Round Green.

Location: southbound between junctions J4 (Edgware A41) and J1 (North Circular) .
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 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.99 miles from Round Green.

Location: southbound entry slip at London Gateway Services.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.55 miles from Round Green.

Location: anticlockwise entry slip at junction J24 (Potters Bar) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:30 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.38 miles from Round Green.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.35 miles from Round Green.

Location: southbound between junctions J6A (St Albans) and J5 (Harrow A41) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:30 on 13 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12 miles from Round Green.

Location: northbound between the A6001 Biggleswade North and the junction with the A603 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.52 miles from Round Green.

Location: southbound between the A603 and the junction with the A6001 Biggleswade North.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.34 miles from Round Green.

Location: southbound at the junction with the A6001 Biggleswade North.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.52 miles from Round Green.

Location: northbound at the junction with the A6001 Biggleswade North.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.49 miles from Round Green.

Location: northbound between the junctions with the A507 and the A6001 Biggleswade South .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 19 May 2025 to 05:00 on 20 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.06 miles from Round Green.

Location: northbound at the junction with the A6001 Biggleswade South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 19 May 2025 to 05:00 on 20 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.79 miles from Round Green.

Location: southbound between the junctions with the A6001 Biggleswade South and the A507 .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 19 May 2025 to 05:00 on 20 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.84 miles from Round Green.

Location: southbound between the junctions with the A6001 Biggleswade North and the A6001 Biggleswade South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 19 May 2025 to 05:00 on 20 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.9 miles from Round Green.

Location: northbound between the junctions with the A507 and the A6001 Biggleswade South .
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 16 May 2025 to 05:00 on 17 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.45 miles from Round Green.

Location: northbound between the junctions with the A6001 Biggleswade South and the A6001 Biggleswade North.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 16 May 2025 to 05:00 on 17 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.82 miles from Round Green.

Location: southbound at the junction with the A6001 Biggleswade South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 16 May 2025 to 05:00 on 17 May 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 14.85 miles from Round Green.

Location: southbound between the junctions with the A6001 Biggleswade North and the A6001 Biggleswade South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 16 May 2025 to 05:00 on 17 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.27 miles from Round Green.

Location: northbound between the junctions with the A6001 Biggleswade South and the A6001 Biggleswade North.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.28 miles from Round Green.

Location: southbound between the junctions with the A6001 Biggleswade North and the A6001 Biggleswade South.
Lane Closures : Lane two will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 14 May 2025 to 16 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.49 miles from Round Green.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2025 to 05:00 on 13 May 2025.
Nearest town: 7 miles from Round Green.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2025 to 05:00 on 13 May 2025.
Nearest town: 7.2 miles from Round Green.

Location: southbound between the A603 and the junction with the M1 J13.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 12 May 2025 to 06:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.59 miles from Round Green.

Location: southbound between the junctions with the A603 and the A6 Bedford central.
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 12 May 2025 to 06:00 on 13 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.63 miles from Round Green.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 12 May 2025 to 15:30 on 12 May 2025.
Nearest town: 10.16 miles from Round Green.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 09:30 on 12 May 2025 to 15:30 on 12 May 2025.
Nearest town: 5.26 miles from Round Green.

Location: southbound between the junctions with the M25 and the A5135 .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.14 miles from Round Green.

Location: The A1M southbound between junctions J3 and J2 .
Lane Closures : Lane two will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.63 miles from Round Green.

Location: The A1M southbound between junctions J4 and J2 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.21 miles from Round Green.

Location: The A1M southbound entry slip at junction J2 .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.63 miles from Round Green.

Location: The A1M southbound between junctions J3 and J1 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 23:00 on 9 May 2025 to 05:00 on 10 May 2025.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.65 miles from Round Green.

Location: The A1M southbound exit slip at junction J1 .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.8 miles from Round Green.

Location: northbound between junctions J11A and J12 (Flitwick) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 5.43 miles from Round Green.

Location: northbound between junctions J12 (Flitwick) and J13 (Milton Keynes) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 12 May 2025 to 15 May 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.03 miles from Round Green.

Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 12 May 2025 to 15 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 5.43 miles from Round Green.

Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 21 May 2025 to 05:00 on 22 May 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 5.43 miles from Round Green.

Location: northbound at junction J11 (Luton) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 2.24 miles from Round Green.

Location: northbound between junctions J13 (Milton Keynes) and J14 (Milton Keynes) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 12.87 miles from Round Green.

Location: northbound between junctions J12 (Flitwick) and J13 (Milton Keynes) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 7.03 miles from Round Green.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 1.8 miles from Round Green.

Location: northbound at junction J10 (Luton Airport) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 2.41 miles from Round Green.

Location: northbound between junctions J11A and J12 (Flitwick) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 4.57 miles from Round Green.

Location: northbound at junction J11A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 3.74 miles from Round Green.

Location: northbound between junctions J11 (Luton) and J11A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 2.44 miles from Round Green.

Location: northbound between junctions J11A and J12 (Flitwick) .
Lane Closures : The hard shoulder, lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 21 May 2025 to 05:00 on 22 May 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 4.91 miles from Round Green.

Location: clockwise exit slip at junction J19 (Watford) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 12 May 2025 to 15 May 2025.
Nearest town: 14.52 miles from Round Green.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 12 May 2025 to 15 May 2025.
Nearest town: 14.55 miles from Round Green.

Location: northbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 19 May 2025 to 23 May 2025.
Schedule : From 21:00 on 30 May 2025 to 05:00 on 2 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.33 miles from Round Green.

Location: northbound between the junctions with the A603 and the A421 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 19 May 2025 to 23 May 2025.
Schedule : From 21:00 on 30 May 2025 to 05:00 on 2 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.28 miles from Round Green.

Location: northbound between the junctions with the A603 and the A421 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 19 May 2025 to 23 May 2025.
Schedule : From 21:00 on 30 May 2025 to 05:00 on 2 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.87 miles from Round Green.

Location: southbound at the junction with the M1 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 30 April 2025 to 06:00 on 1 May 2025.
Schedule : From 20:00 on 12 May 2025 to 06:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 4 miles from Round Green.

Location: southbound between the junctions with the A5183 and the M1 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 20:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.22 miles from Round Green.

Location: southbound.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 12 May 2025 to 05:00 on 13 May 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.44 miles from Round Green.

Location: southbound between the A6 Bedford south and the junction with the M1 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 7 July 2025 to 06:00 on 11 October 2025.
Nearest town: 15.44 miles from Round Green.

Location: southbound exit slip to the A6 Bedford south.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.51 miles from Round Green.

Location: southbound between the A6 Bedford central and the junction with the A6 Bedford south .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.49 miles from Round Green.

Location: southbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.76 miles from Round Green.

Location: southbound between the A6 Bedford south and the junction with the M1 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.44 miles from Round Green.

Location: southbound between the A603 and the junction with the A6 Bedford central.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 July 2025 to 12 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 July 2025 to 19 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 21 July 2025 to 26 July 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 28 July 2025 to 2 August 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.96 miles from Round Green.

Location: northbound between the M1 and the junction with the A6 Bedford south.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 19 May 2025 to 23 May 2025.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 28 May 2025 to 31 May 2025.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 2 June 2025 to 7 June 2025.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 9 June 2025 to 14 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.76 miles from Round Green.

Location: northbound between the junctions with the A6001 Biggleswade North and the A603 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 13 May 2025 to 05:00 on 14 May 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.09 miles from Round Green.

Location: southbound between junctions J11A and J9 (Dunstable A5) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 May 2025 to 05:00 on 18 May 2025.
Schedule : From 22:00 on 21 June 2025 to 05:00 on 22 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 3.68 miles from Round Green.

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 14 May 2025 to 05:00 on 15 May 2025.
Schedule : From 22:00 on 18 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.31 miles from Round Green.

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 14 May 2025 to 05:00 on 15 May 2025.
Schedule : From 22:00 on 18 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 5.98 miles from Round Green.

Location: northbound exit slip at junction J10 (Luton Airport) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Schedule : From 22:00 on 18 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.42 miles from Round Green.

Location: northbound exit slip at junction J11 (Luton) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 14 May 2025 to 05:00 on 15 May 2025.
Schedule : From 22:00 on 18 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 2.24 miles from Round Green.

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 14 May 2025 to 05:00 on 15 May 2025.
Schedule : From 22:00 on 18 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 3.74 miles from Round Green.

Location: northbound.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 19 May 2025 to 05:00 on 2 June 2025.
Nearest town: 16.66 miles from Round Green.
