Location: northbound exit slip at junction J5 (Harrow A41) .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 17 June 2026.
Nearest town: 1.44m from Watford.

Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 16:45 and 17:00 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 2.92m from Saint Albans.

Location: clockwise exit slip at junction J22 (St Albans) .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 17 June 2026.
Nearest town: 3.25m from Saint Albans.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 13:45 and 14:00 on 17 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 3m from Watford.

Location: southbound between the junctions with the M25 and the A5135 .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 June 2026 to 05:00 on 18 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 2.63m from Barnet.

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 22:00 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 3.36m from Watford.

Location: clockwise at junction J21A (Watword) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.36m from Watford.

Location: clockwise between junctions J20 (Hemel Hstead) and J21 (M1) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 3.31m from Watford.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
Due to: Roadworks scheme.
Period : from 22:00 on 4 June 2026 to 05:00 on 26 June 2026.
Nearest town: 3.75m from Luton.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.75m from Saint Albans.

Location: clockwise exit slip at junction J21A (Watword) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 3.03m from Saint Albans.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 1.25m from Chalfont Saint Peter.

Location: southbound between junctions J11A and J9 (Dunstable A5) .
Due to: Roadworks scheme.
Period : from 21:01 on 8 June 2026 to 05:00 on 20 June 2026.
Nearest town: 2.05m from Toddington.

Location: southbound between the A6001 Biggleswade North and the junction with the A507 .
Due to: Roadworks scheme.
Period : from 21:01 on 10 June 2026 to 05:00 on 23 June 2026.
Nearest town: 0.7m from Biggleswade.

Location: The A1M southbound between junctions J8 and J7 .
Lane Closures : The hard shoulder is closed.
Due to: Bridge repairs.
Period : expect disruption until 21:00 on 8 October 2026.
Nearest town: 0.65m from Stevenage.

Location: The A1M southbound between junctions J8 and J7 .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 17 June 2026 to 05:00 on 18 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 1.12m from Stevenage.

Location: southbound entry slip from the M25 .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 17 June 2026 to 05:30 on 18 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.69m from Barnet.

Location: The A1M northbound between junctions J7 and J8 .
Lane Closures : The hard shoulder is closed.
Due to: Bridge repairs.
Period : expect disruption until 21:00 on 8 October 2026.
Nearest town: 0.48m from Stevenage.

Location: The A1M northbound between junctions J7 and J8 .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 17 June 2026 to 05:00 on 18 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 0.45m from Stevenage.

Location: The A1M southbound between junctions J9 and J8 .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 17 June 2026 to 05:00 on 18 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.36m from Stevenage.

Location: The A1M southbound between junctions J8 and J6 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 June 2026 to 26 June 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 29 June 2026 to 3 July 2026.
Nearest town: 1.12m from Stevenage.

Location: The A1M northbound between junctions J8 and J9 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 June 2026 to 26 June 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 29 June 2026 to 3 July 2026.
Nearest town: 1.15m from Stevenage.

Location: The A1M southbound between junctions J10 and J9 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 June 2026 to 26 June 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 29 June 2026 to 3 July 2026.
Nearest town: 3.31m from Letchworth.

Location: The A1M southbound between junctions J9 and J8 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 June 2026 to 26 June 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 29 June 2026 to 3 July 2026.
Nearest town: 0.67m from Letchworth.

Location: The A1M northbound between junctions J6 and J8 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 June 2026 to 26 June 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 29 June 2026 to 3 July 2026.
Nearest town: 3.03m from Welwyn Garden City.

Location: The A1M northbound between junctions J9 and J10 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 22 June 2026 to 26 June 2026.
Schedule : Expect disruption everyday between 09:30 and 15:30 from 29 June 2026 to 3 July 2026.
Nearest town: 0.62m from Letchworth.

Location: anticlockwise between junctions J18 (Rickmansworth) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2026 to 05:30 on 19 June 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 1.66m from Rickmansworth.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2026 to 05:30 on 24 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.61m from Watford.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2026 to 05:30 on 24 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.62m from Watford.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2026 to 05:00 on 24 June 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 3.6m from Hemel Hempstead.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2026 to 05:30 on 24 June 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 2.71m from Rickmansworth.

Location: anticlockwise between junctions J24 (Potters Bar) and J23 (Hatfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2026 to 05:30 on 24 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 1.52m from Potters Bar.

Location: anticlockwise exit slip at junction J23 (Hatfield) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2026 to 05:30 on 24 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.41m from Potters Bar.

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 22:00 on 23 June 2026 to 05:30 on 24 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.81m from Watford.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2026 to 05:30 on 24 June 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 2.44m from Watford.

Location: The A1M northbound between junctions J8 and J9 .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 22 June 2026 to 05:00 on 23 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.15m from Stevenage.

Location: The A1M southbound between junctions J9 and J8 .
Lane Closures : Lane three will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 22 June 2026 to 05:00 on 23 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.72m from Stevenage.

Location: southbound between the junctions with the M25 and the A5135 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 June 2026 to 26 June 2026.
Schedule : From 23:00 on 26 June 2026 to 06:00 on 27 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.49m from Borehamwood.

Location: clockwise entry slip at junction J22 (St Albans) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 22 June 2026 to 05:30 on 23 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 3.25m from Saint Albans.

Location: The A1M northbound entry slip at junction J4 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 June 2026 to 26 June 2026.
Schedule : From 23:00 on 26 June 2026 to 06:00 on 27 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.77m from Welwyn Garden City.

Location: The A1M northbound between junctions J4 and J5 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 June 2026 to 26 June 2026.
Schedule : From 23:00 on 26 June 2026 to 06:00 on 27 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 1.78m from Welwyn Garden City.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 22 June 2026 to 05:00 on 23 June 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 1.28m from Chalfont Saint Peter.

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 22 June 2026 to 05:30 on 23 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.96m from Saint Albans.

Location: westbound between the junctions with the A405 and the M1 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 22 June 2026 to 05:00 on 23 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 1.3m from Saint Albans.

Location: The A1M southbound between junctions J8 and J7 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2026 to 05:00 on 24 June 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 25 June 2026 to 27 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.12m from Stevenage.

Location: The A1M southbound between junctions J9 and J8 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2026 to 05:00 on 24 June 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 25 June 2026 to 27 June 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 1.32m from Letchworth.

Location: The A1M southbound entry slip at junction J8 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2026 to 05:00 on 24 June 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 25 June 2026 to 27 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 0.75m from Stevenage.

Location: The A1M southbound exit slip at junction J7 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2026 to 05:00 on 24 June 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 25 June 2026 to 27 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 1.91m from Stevenage.

Location: The A1M northbound exit slip at junction J2 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 16 June 2026 to 19 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.19m from Saint Albans.

Location: eastbound between the junctions with the M1 and the A405 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 01:00 on 7 July 2027 to 06:00 on 7 July 2027.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 1.33m from Saint Albans.

Location: eastbound between the junctions with the M1 and the A405 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2026 to 06:00 on 19 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 1.33m from Saint Albans.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 1 July 2026 to 4 July 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 6 July 2026 to 9 July 2026.
Nearest town: 3.89m from Hemel Hempstead.

Location: southbound between junctions J10 (Luton Airport) and J8 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 17 June 2026 to 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.06m from Luton.

Location: westbound between the junctions with the A405 and the M1 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 01:00 on 7 July 2027 to 06:00 on 7 July 2027.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 1.3m from Saint Albans.

Location: westbound between the junctions with the A405 and the M1 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 01:00 on 9 July 2027 to 06:00 on 9 July 2027.
Lanes Closed : All lanes will be closed.
Nearest town: 1.3m from Saint Albans.

Location: westbound between the junctions with the A405 and the M1 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2026 to 06:00 on 19 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 1.3m from Saint Albans.

Location: clockwise entry slip at junction J21 (M1) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 16 June 2026 to 05:30 on 17 June 2026.
Schedule : From 22:00 on 18 June 2026 to 05:30 on 19 June 2026.
Schedule : From 23:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 3.07m from Saint Albans.

Location: clockwise at junction J21A (Watword) .
Lane Closures : Lane three will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2026 to 05:30 on 19 June 2026.
Schedule : From 23:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 3.36m from Watford.

Location: northbound between junctions J1 (North Circular) and J5 (Harrow A41) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 22 June 2026 to 26 June 2026.
Nearest town: 2.66m from Watford.

Location: clockwise between junctions J24 (Potters Bar) and J25 (Enfield) .
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 05:30 from 17 June 2026 to 19 June 2026.
Schedule : From 23:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 1.77m from Enfield.

Location: northbound between the A507 and the junction with the A6001 Biggleswade South .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 22 June 2026 to 05:00 on 23 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 3.17m from Biggleswade.

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 20:00 on 27 June 2026 to 06:00 on 28 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.25m from Toddington.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 June 2026 to 26 June 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 3.75m from Luton.

Location: northbound entry slip at junction J9 (Dunstable A5) .
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 1 July 2026 to 4 July 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 6 July 2026 to 9 July 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.36m from Luton.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 1 July 2026 to 4 July 2026.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 6 July 2026 to 9 July 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 4.67m from Hemel Hempstead.

Location: clockwise entry slip at junction J21A (Watword) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2026 to 05:30 on 19 June 2026.
Schedule : From 23:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.87m from Saint Albans.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 18 June 2026 to 05:30 on 19 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 2.75m from Saint Albans.

Location: southbound between junctions J6A (St Albans) and J6 (Watford A405) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 22 June 2026 to 26 June 2026.
Nearest town: 3.1m from Saint Albans.

Location: southbound exit slip at junction J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 17 June 2026 to 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.12m from Luton.

Location: southbound between the A6001 Biggleswade South and the junction with the A507 .
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 17 June 2026 to 20 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 1.3m from Biggleswade.

Location: anticlockwise between junctions J24 (Potters Bar) and J23 (Hatfield) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 20 June 2026 to 06:00 on 21 June 2026.
Schedule : From 22:30 on 21 June 2026 to 05:30 on 22 June 2026.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 1.58m from Potters Bar.

Location: The A1M northbound between junctions J1 and J3 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 17 June 2026 to 19 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.22m from Potters Bar.

Location: anticlockwise exit slip at junction J22 (St Albans) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 20 June 2026 to 06:00 on 21 June 2026.
Schedule : From 22:30 on 21 June 2026 to 05:30 on 22 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 3.55m from Saint Albans.

Location: anticlockwise exit slip at junction J24 (Potters Bar) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 19 June 2026 to 05:30 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 0.32m from Potters Bar.

Location: anticlockwise exit slip at junction J23 (Hatfield) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 20 June 2026 to 06:00 on 21 June 2026.
Schedule : From 22:30 on 21 June 2026 to 05:30 on 22 June 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 2.41m from Potters Bar.

Location: anticlockwise between junctions J25 (Enfield) and J24 (Potters Bar) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 19 June 2026 to 05:30 on 20 June 2026.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 1.83m from Enfield.

Location: clockwise between junctions J21A (Watword) and J22 (St Albans) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 16 June 2026 to 05:30 on 17 June 2026.
Schedule : From 22:00 on 18 June 2026 to 05:30 on 19 June 2026.
Schedule : From 23:00 on 19 June 2026 to 06:00 on 20 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.89m from Saint Albans.

Location: anticlockwise between junctions J23 (Hatfield) and J22 (St Albans) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 20 June 2026 to 06:00 on 21 June 2026.
Schedule : From 22:30 on 21 June 2026 to 05:30 on 22 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.41m from Potters Bar.

Location: anticlockwise entry slip at junction J23 (Hatfield) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 20 June 2026 to 06:00 on 21 June 2026.
Schedule : From 22:30 on 21 June 2026 to 05:30 on 22 June 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 2.77m from Potters Bar.
