Location: westbound between the junctions with the A405 and the M1 .
Due to: Road Management.
Time To Clear : The event is expected to clear between 21:15 and 21:30 on 18 June 2025.
Normal traffic conditions are expected between 21:15 and 21:30 on 18 June 2025.
Lanes Closed : All lanes are closed.
Nearest town: 11.85 miles from Brent Reservoir.

Location: northbound entry slip at junction J8 (Hemel Hstead) .
Due to: Road Management.
Time To Clear : The event is expected to clear between 22:45 and 23:00 on 18 June 2025.
Normal traffic conditions are expected between 22:45 and 23:00 on 18 June 2025.
Lanes Closed : All lanes are closed.
Nearest town: 14.7 miles from Brent Reservoir.

Location: clockwise between junctions J24 (Potters Bar) and J25 (Enfield) .
Due to: Road traffic collision.
Status : Cleared.
Nearest town: 9.92 miles from Brent Reservoir.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Road traffic collision.
Time To Clear : The event is expected to clear between 00:45 and 01:00 on 19 June 2025.
Normal traffic conditions are expected between 01:30 and 01:45 on 19 June 2025.
Delay : There are currently delays of 1 hour against expected traffic.
Lanes Closed : There are two of four lanes closed.
Nearest town: 17.25 miles from Brent Reservoir.

Location: clockwise between junctions J22 (St Albans) and J23 (Hatfield) .
Lane Closures : Lane four is closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 18:30 and 18:45 on 18 June 2025.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 8.78 miles from Brent Reservoir.

Location: clockwise between junctions J27 (Stansted) and J28 (Chelmsford) .
Lane Closures : Lane four is closed.
Due to: Road traffic collision.
Time To Clear : The event is expected to clear between 15:15 and 15:30 on 18 June 2025.
Normal traffic conditions are expected between 15:15 and 15:30 on 18 June 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 19.99 miles from Brent Reservoir.

Middleton Road (Both Directions) between Bishopsford Road and St Helier Avenue - road closure to facilitate carriageway resurfacing.
Local diversion in place.
Nearest town: 13 miles from Brent Reservoir.

Tooley Street (Both Directions) at the junction of Stainer Street - Temporary signals in operation to facilitate works by Colt.
Nearest town: 8.36 miles from Brent Reservoir.

Bromley Road (All Directions) at the junction of Beckenham Hill Road - Temporary Traffic Signals in operation to facilitate works
Nearest town: 14.29 miles from Brent Reservoir.

Farnborough Common (Both Directions) at the junction of Hilda Vale Road - Temporary signals in operation to facilitate resurfacing works.
Nearest town: 19.59 miles from Brent Reservoir.

Bugsby's Way (Both Directions) at the junction of Peninsular Park Road - lane closure to enable Network Rail to carry out bridge repainting programme.
Nearest town: 12.85 miles from Brent Reservoir.

Location: anticlockwise between junctions J13 (A30) and J12 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 19:30 and 19:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.39 miles from Brent Reservoir.

Location: clockwise exit slip at junction J25 (Enfield) .
Due to: Congestion.
Normal traffic conditions are expected between 19:45 and 20:00 on 18 June 2025.
Nearest town: 11.33 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 19:30 and 19:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.23 miles from Brent Reservoir.

Location: eastbound between the junctions with the M25 and the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 19:15 and 19:30 on 18 June 2025.
Nearest town: 14.45 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J22 (St Albans) .
Due to: Congestion.
Normal traffic conditions are expected between 19:30 and 19:45 on 18 June 2025.
Nearest town: 9.91 miles from Brent Reservoir.

Location: clockwise at junction J14 (Heathrow Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 19:00 and 19:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.37 miles from Brent Reservoir.

Location: southbound exit slip at junction J5 (Harrow A41) .
Due to: Congestion.
Normal traffic conditions are expected between 19:45 and 20:00 on 18 June 2025.
Nearest town: 8.78 miles from Brent Reservoir.

Location: The junction of the A414 and the A1M .
Due to: Congestion.
Normal traffic conditions are expected between 19:45 and 20:00 on 18 June 2025.
Nearest town: 14.24 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 18:45 and 19:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.06 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 18:45 and 19:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.42 miles from Brent Reservoir.

Location: eastbound between the junctions with the M25 and the A3044 .
Due to: Congestion.
Normal traffic conditions are expected between 19:00 and 19:15 on 18 June 2025.
Nearest town: 13.1 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J19 (Watford) .
Due to: Congestion.
Normal traffic conditions are expected between 19:00 and 19:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.01 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 19:00 and 19:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.23 miles from Brent Reservoir.

Location: southbound between the junctions with the A237 and the M23 .
Due to: Congestion.
Normal traffic conditions are expected between 18:45 and 19:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.7 miles from Brent Reservoir.

Location: anticlockwise at junction J14 (Heathrow Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.87 miles from Brent Reservoir.

Location: clockwise at junction J14 (Heathrow Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.37 miles from Brent Reservoir.

Location: southbound exit slip to the M25 .
Due to: Congestion.
Normal traffic conditions are expected between 19:00 and 19:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.34 miles from Brent Reservoir.

Location: eastbound exit slip to the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Nearest town: 14.45 miles from Brent Reservoir.

Location: clockwise entry slip at junction J15 (Slough) from the M4 westbound.
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.02 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.23 miles from Brent Reservoir.

Location: clockwise at junction J14 (Heathrow Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.37 miles from Brent Reservoir.

Location: eastbound between the junctions with the M25 and the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Nearest town: 14.45 miles from Brent Reservoir.

Location: northbound between junctions J4A and M4 .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 10.7 miles from Brent Reservoir.

Location: clockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 19:30 and 19:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.35 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.23 miles from Brent Reservoir.

Location: clockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Nearest town: 12.17 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J24 (Potters Bar) .
Due to: Congestion.
Normal traffic conditions are expected between 18:30 and 18:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 8.56 miles from Brent Reservoir.

Location: northbound entry slip at junction J6 (Hatfield) from M25 anti-clockwise.
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.36 miles from Brent Reservoir.

Location: northbound exit slip at junction J8 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Nearest town: 14.12 miles from Brent Reservoir.

Location: The junction of the A414 and the A1M .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.24 miles from Brent Reservoir.

Location: clockwise between junctions J23 (Hatfield) and J24 (Potters Bar) .
Due to: Congestion.
Normal traffic conditions are expected between 19:15 and 19:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Earlier
Due to: Caused by an earlier accident.
Nearest town: 8.29 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 19:15 and 19:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.25 miles from Brent Reservoir.

Location: The A1M northbound between junctions J4 and J6 .
Due to: Congestion.
Normal traffic conditions are expected between 19:45 and 20:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.6 miles from Brent Reservoir.

Location: The A1M northbound exit slip at junction J4 .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 18 June 2025.
Nearest town: 14.14 miles from Brent Reservoir.

Location: westbound between the junctions with the M1 and the A4147 .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.74 miles from Brent Reservoir.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) link between slip roads.
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.33 miles from Brent Reservoir.

Location: eastbound between the M25 and the junction with the A315 .
Due to: Congestion.
Normal traffic conditions are expected between 18:15 and 18:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.78 miles from Brent Reservoir.

Location: clockwise exit slip at junction J22 (St Albans) .
Due to: Congestion.
Normal traffic conditions are expected between 19:15 and 19:30 on 18 June 2025.
Nearest town: 9.98 miles from Brent Reservoir.

Location: northbound at junction J6 (Hatfield) .
Due to: Congestion.
Normal traffic conditions are expected between 19:15 and 19:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.35 miles from Brent Reservoir.

Location: northbound between the junctions with the M1 and the M25 .
Due to: Congestion.
Normal traffic conditions are expected between 19:00 and 19:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.06 miles from Brent Reservoir.

Location: anticlockwise at junction J21 (M1) .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.37 miles from Brent Reservoir.

Location: northbound entry slip at junction J6 (Hatfield) from M25 anti-clockwise.
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.36 miles from Brent Reservoir.

Location: clockwise exit slip at junction J14 (Heathrow Airport) for A3113.
Due to: Congestion.
Normal traffic conditions are expected between 17:30 and 17:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.6 miles from Brent Reservoir.

Location: clockwise at junction J13 (A30) .
Due to: Congestion.
Normal traffic conditions are expected between 17:30 and 17:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.17 miles from Brent Reservoir.

Location: The junction of the A414 and the A1M .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.24 miles from Brent Reservoir.

Location: southbound entry slip from the A245 .
Due to: Congestion.
Normal traffic conditions are expected between 18:00 and 18:15 on 18 June 2025.
Nearest town: 18.4 miles from Brent Reservoir.

Location: eastbound between the junctions with the M25 and the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 18 June 2025.
Nearest town: 14.45 miles from Brent Reservoir.

Location: southbound between the junctions with the A237 and the M23 .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.7 miles from Brent Reservoir.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Due to: Congestion.
Normal traffic conditions are expected between 19:15 and 19:30 on 18 June 2025.
Delay : There are currently delays of 15 minutes against expected traffic.
Nearest town: 12.97 miles from Brent Reservoir.

Location: northbound between the junctions with the M1 and the M25 .
Due to: Congestion.
Normal traffic conditions are expected between 17:00 and 17:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.06 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J21A (Watword) .
Due to: Congestion.
Normal traffic conditions are expected between 17:00 and 17:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.06 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J12 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 17:15 and 17:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.23 miles from Brent Reservoir.

Location: The A1M northbound at junction J3 .
Due to: Congestion.
Normal traffic conditions are expected between 17:45 and 18:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 14.47 miles from Brent Reservoir.

Location: southbound entry slip from the A245 .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.4 miles from Brent Reservoir.

Location: northbound at the junction with the M1 .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.57 miles from Brent Reservoir.

Location: clockwise exit slip at junction J22 (St Albans) .
Due to: Congestion.
Normal traffic conditions are expected between 17:45 and 18:00 on 18 June 2025.
Nearest town: 9.98 miles from Brent Reservoir.

Location: clockwise at junction J14 (Heathrow Airport) .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.37 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J12 (Basingstoke) .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.23 miles from Brent Reservoir.

Location: clockwise at junction J22 (St Albans) .
Due to: Congestion.
Normal traffic conditions are expected between 17:45 and 18:00 on 18 June 2025.
Cause : Broken down vehicle.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 9.06 miles from Brent Reservoir.

Location: clockwise exit slip at junction J14 (Heathrow Airport) for A3113.
Due to: Congestion.
Normal traffic conditions are expected between 16:00 and 16:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 13.6 miles from Brent Reservoir.

Location: southbound exit slip to the A245 .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.16 miles from Brent Reservoir.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Due to: Congestion.
Normal traffic conditions are expected between 16:00 and 16:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 12.41 miles from Brent Reservoir.

Location: clockwise entry slip at junction J27 (Stansted) From M11 North.
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.43 miles from Brent Reservoir.

Location: southbound exit slip to the M25 .
Due to: Congestion.
Normal traffic conditions are expected between 15:45 and 16:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.34 miles from Brent Reservoir.

Location: clockwise exit slip at junction J10 (Guildford) .
Due to: Congestion.
Normal traffic conditions are expected between 15:45 and 16:00 on 18 June 2025.
Nearest town: 19.49 miles from Brent Reservoir.

Location: northbound at junction J6 (Hatfield) .
Due to: Congestion.
Normal traffic conditions are expected between 16:45 and 17:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.35 miles from Brent Reservoir.

Location: northbound between the junctions with the M1 and the M25 .
Due to: Congestion.
Normal traffic conditions are expected between 15:15 and 15:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 11.06 miles from Brent Reservoir.

Location: westbound between the junctions with the A437 and the M40 .
Due to: Congestion.
Normal traffic conditions are expected between 14:45 and 15:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 10.14 miles from Brent Reservoir.

Location: northbound exit slip at junction J9 (Dunstable A5) .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.51 miles from Brent Reservoir.

Location: southbound exit slip to the M25 .
Due to: Congestion.
Normal traffic conditions are expected between 15:00 and 15:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 19.34 miles from Brent Reservoir.

Location: The A1M northbound between junctions J4 and J6 .
Due to: Congestion.
Normal traffic conditions are expected between 16:15 and 16:30 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 15.79 miles from Brent Reservoir.

Location: clockwise at junction J27 (Stansted) .
Due to: Congestion.
Normal traffic conditions are expected between 14:45 and 15:00 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.15 miles from Brent Reservoir.

Location: eastbound between the M25 and the junction with the A308 .
Due to: Congestion.
Normal traffic conditions are expected between 14:30 and 14:45 on 18 June 2025.
Nearest town: 14.45 miles from Brent Reservoir.

Location: northbound entry slip at junction J6 (Hatfield) from M25 anti-clockwise.
Due to: Congestion.
Normal traffic conditions are expected between 16:00 and 16:15 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.36 miles from Brent Reservoir.

Location: The A1M northbound at junction J6 .
Due to: Congestion.
Normal traffic conditions are expected between 14:30 and 14:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 17.73 miles from Brent Reservoir.

Location: northbound between the A247 and the junction with the M25 .
Due to: Congestion.
Normal traffic conditions are expected between 15:30 and 15:45 on 18 June 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Earlier
Due to: Caused by an earlier accident.
Nearest town: 19.59 miles from Brent Reservoir.

Location: northbound between junctions J6 (Watford A405) and J11 (Luton) .
Due to: Congestion.
Normal traffic conditions are expected between 02:00 and 02:15 on 19 June 2025.
Cause : Road traffic collision.
Delay : There are currently delays of 1 hour against expected traffic.
Nearest town: 18.73 miles from Brent Reservoir.

Location: southbound between the A244 and the junction with the M25 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.56 miles from Brent Reservoir.

Location: anticlockwise between junctions J16 (M40) and J15 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.28 miles from Brent Reservoir.

Location: clockwise between junctions J24 (Potters Bar) and J25 (Enfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 9.94 miles from Brent Reservoir.

Location: clockwise between junctions J10 (Guildford) and J10 (Guildford) .
Due to: Roadworks scheme.
Period : from 22:01 on 17 June 2025 to 05:30 on 20 June 2025.
Nearest town: 19.5 miles from Brent Reservoir.

Location: southbound between junctions J4 (Edgware A41) and J1 (North Circular) .
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 18 June 2025 to 21 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 5.09 miles from Brent Reservoir.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.14 miles from Brent Reservoir.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.21 miles from Brent Reservoir.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.83 miles from Brent Reservoir.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 20 June 2025.
Nearest town: 15.85 miles from Brent Reservoir.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 20 June 2025.
Nearest town: 15.99 miles from Brent Reservoir.

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 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.6 miles from Brent Reservoir.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.3 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J23 (Hatfield) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 18 June 2025 to 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.84 miles from Brent Reservoir.

Location: northbound between junctions J6 (Hatfield) and J7 (Chelmsford) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 05:00 on 19 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.73 miles from Brent Reservoir.

Location: The A1M northbound between junctions J6 and J9 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 05:00 on 9 July 2025.
Nearest town: 17.3 miles from Brent Reservoir.

Location: The A1M northbound between junctions J6 and J7 .
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 18 June 2025 to 20 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.3 miles from Brent Reservoir.

Location: eastbound exit slip at junction J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.24 miles from Brent Reservoir.

Location: eastbound between junctions J8 (High Wycombe) and J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.43 miles from Brent Reservoir.

Location: northbound at the junction with the M25 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.68 miles from Brent Reservoir.

Location: anticlockwise between junctions J24 (Potters Bar) and J23 (Hatfield) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 8.05 miles from Brent Reservoir.

Location: anticlockwise between junctions J24 (Potters Bar) and J23 (Hatfield) .
Due to: Roadworks scheme.
Period : from 22:01 on 16 June 2025 to 05:30 on 19 June 2025.
Nearest town: 8.05 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J23 (Hatfield) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 17 June 2025 to 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.75 miles from Brent Reservoir.

Location: anticlockwise at junction J23 (Hatfield) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 7.75 miles from Brent Reservoir.

Location: anticlockwise between junctions J11 (Chertsey) and J11 (Chertsey) .
Due to: Roadworks scheme.
Period : from 22:02 on 16 June 2025 to 05:30 on 20 June 2025.
Nearest town: 17.77 miles from Brent Reservoir.

Location: clockwise between junctions J23 (Hatfield) and J25 (Enfield) .
Due to: Roadworks scheme.
Period : from 22:02 on 16 June 2025 to 05:30 on 19 June 2025.
Nearest town: 8.07 miles from Brent Reservoir.

Location: clockwise between junctions J23 (Hatfield) and J25 (Enfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 8.07 miles from Brent Reservoir.

Location: clockwise exit slip at junction J24 (Potters Bar) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 June 2025 to 05:30 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.29 miles from Brent Reservoir.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : The hard shoulder is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 23:59 on 20 June 2025.
Nearest town: 19.82 miles from Brent Reservoir.

Location: clockwise between junctions J9 (Leatherhead) and J10 (Guildford) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 16:00 on 18 June 2025.
Nearest town: 18.75 miles from Brent Reservoir.

Location: anticlockwise between junctions J10 (Guildford) and J9 (Leatherhead) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 December 2025.
Nearest town: 19.53 miles from Brent Reservoir.

Location: anticlockwise at junction J10 (Guildford) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 December 2025.
Nearest town: 19.48 miles from Brent Reservoir.

Location: southbound between the A245 and the junction with the M25 .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 December 2025.
Nearest town: 18.17 miles from Brent Reservoir.

Location: clockwise between junctions J10 (Guildford) and J11 (Chertsey) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 December 2025.
Nearest town: 19.55 miles from Brent Reservoir.

Location: clockwise at junction J10 (Guildford) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 December 2025.
Nearest town: 19.49 miles from Brent Reservoir.

Location: northbound between junctions J9 (Dunstable A5) and J14 (Milton Keynes) .
Due to: Roadside Equipment Maintenance.
Period : from 22:01 on 9 April 2025 to 05:00 on 19 June 2025.
Nearest town: 17.2 miles from Brent Reservoir.

Location: clockwise between junctions J10 (Guildford) and J11 (Chertsey) .
Due to: Roadworks scheme.
Period : from 23:59 on 31 December 2023 to 06:00 on 31 December 2025.
Nearest town: 19.49 miles from Brent Reservoir.

Location: anticlockwise between junctions J10 (Guildford) and J9 (Leatherhead) .
Due to: Roadworks scheme.
Period : from 00:02 on 1 January 2024 to 06:00 on 31 December 2025.
Nearest town: 19.48 miles from Brent Reservoir.

Location: northbound exit slip at junction J1A (Watford) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.81 miles from Brent Reservoir.

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 23 June 2025 to 15:30 on 23 June 2025.
Nearest town: 12.61 miles from Brent Reservoir.

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 23 June 2025 to 15:30 on 23 June 2025.
Nearest town: 15.92 miles from Brent Reservoir.

Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.1 miles from Brent Reservoir.

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 23 June 2025 to 15:30 on 23 June 2025.
Nearest town: 16.86 miles from Brent Reservoir.

Location: southbound between junctions J8 (Hemel Hstead) and J6 (Watford A405) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.44 miles from Brent Reservoir.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 13.98 miles from Brent Reservoir.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 13.09 miles from Brent Reservoir.

Location: anticlockwise between junctions J9 (Leatherhead) and J8 (Reigate) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:30 on 21 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.48 miles from Brent Reservoir.

Location: northbound between junctions J5 (Loughton) and J6 (Hatfield) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 25 June 2025 to 27 June 2025.
Schedule : From 09:30 on 30 June 2025 to 16:00 on 30 June 2025.
Nearest town: 16.48 miles from Brent Reservoir.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 10.17 miles from Brent Reservoir.

Location: anticlockwise between junctions J22 (St Albans) and J21A (Watword) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 10.54 miles from Brent Reservoir.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
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 24 June 2025 to 26 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 12.42 miles from Brent Reservoir.

Location: southbound between junctions J4 and J4A .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:00 on 27 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.68 miles from Brent Reservoir.

Location: southbound between junctions J2 (North Circular) and J1 (North Circular) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:30 on 25 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 1.36 miles from Brent Reservoir.

Location: eastbound at junction J1 (Sunbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.26 miles from Brent Reservoir.

Location: eastbound between junctions J2 (Gatwick M23) and J1 (Sunbury) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.92 miles from Brent Reservoir.

Location: eastbound exit slip at junction J1 (Sunbury) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.26 miles from Brent Reservoir.

Location: clockwise between junctions J23 (Hatfield) and J24 (Potters Bar) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:00 on 25 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 8.05 miles from Brent Reservoir.

Location: clockwise between junctions J10 (Guildford) and J11 (Chertsey) .
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 18 June 2025 to 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.49 miles from Brent Reservoir.

Location: clockwise between junctions J9 (Leatherhead) and J10 (Guildford) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 June 2025 to 20 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.7 miles from Brent Reservoir.

Location: clockwise entry slip at junction J10 (Guildford) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 June 2025 to 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.5 miles from Brent Reservoir.

Location: northbound exit slip to the M25 .
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 18 June 2025 to 20 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.68 miles from Brent Reservoir.

Location: clockwise exit slip at junction J11 (Chertsey) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 18 June 2025 to 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.95 miles from Brent Reservoir.

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 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.39 miles from Brent Reservoir.

Location: southbound exit slip at junction J6 (Watford A405) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:30 on 22 June 2025 to 05:00 on 23 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.82 miles from Brent Reservoir.

Location: anticlockwise between junctions J18 (Rickmansworth) and J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.02 miles from Brent Reservoir.

Location: northbound between junctions J1 (North Circular) and J4 (Edgware 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 18 June 2025 to 20 June 2025.
Schedule : From 23:00 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 3.39 miles from Brent Reservoir.

Location: clockwise between junctions J24 (Potters Bar) and J25 (Enfield) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 8.45 miles from Brent Reservoir.

Location: The A1M southbound between junctions J7 and J6 .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.11 miles from Brent Reservoir.

Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.79 miles from Brent Reservoir.

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 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 9.19 miles from Brent Reservoir.

Location: eastbound between junctions J4 and J3 (Heathrow) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 23 June 2025 to 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:30 on 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Schedule : From 22:00 on 2 July 2025 to 05:30 on 3 July 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 9.87 miles from Brent Reservoir.

Location: eastbound entry slip at junction J2 (N.Circular) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 23 June 2025 to 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:30 on 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Schedule : From 22:00 on 2 July 2025 to 05:30 on 3 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.09 miles from Brent Reservoir.

Location: eastbound entry slip at junction J3 (Heathrow) .
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 23 June 2025 to 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:30 on 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Schedule : From 22:00 on 2 July 2025 to 05:30 on 3 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.99 miles from Brent Reservoir.

Location: northbound at junction J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Nearest town: 13.99 miles from Brent Reservoir.

Location: eastbound entry slip at Heston Services.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 23 June 2025 to 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:30 on 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Schedule : From 22:00 on 2 July 2025 to 05:30 on 3 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.46 miles from Brent Reservoir.

Location: eastbound between junctions J3 (Heathrow) and J1 (London) .
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 05:30 from 23 June 2025 to 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:30 on 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Schedule : From 22:00 on 2 July 2025 to 05:30 on 3 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.23 miles from Brent Reservoir.

Location: eastbound exit slip at Heston Services.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 23 June 2025 to 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:30 on 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Schedule : From 22:00 on 2 July 2025 to 05:30 on 3 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.63 miles from Brent Reservoir.

Location: eastbound exit slip at junction J2 (N.Circular) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 23 June 2025 to 25 June 2025.
Schedule : From 22:00 on 26 June 2025 to 05:30 on 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Schedule : From 22:00 on 2 July 2025 to 05:30 on 3 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.09 miles from Brent Reservoir.

Location: clockwise between junctions J10 (Guildford) and J11 (Chertsey) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 June 2025 to 06:00 on 29 June 2025.
Schedule : From 22:30 on 29 June 2025 to 05:30 on 30 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.47 miles from Brent Reservoir.

Location: anticlockwise at junction J11 (Chertsey) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 24 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.68 miles from Brent Reservoir.

Location: anticlockwise between junctions J12 (Basingstoke) and J11 (Chertsey) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 24 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.55 miles from Brent Reservoir.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.29 miles from Brent Reservoir.

Location: anticlockwise between junctions J28 (Chelmsford) and J27 (Stansted) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.65 miles from Brent Reservoir.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Nearest town: 16.52 miles from Brent Reservoir.

Location: anticlockwise at junction J27 (Stansted) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.8 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J12 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 24 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.26 miles from Brent Reservoir.

Location: anticlockwise at junction J12 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 24 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.33 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J21A (Watword) .
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 23 June 2025 to 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.06 miles from Brent Reservoir.

Location: anticlockwise between junctions J22 (St Albans) and J21 (M1) .
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 05:30 from 23 June 2025 to 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.94 miles from Brent Reservoir.

Location: clockwise at junction J10 (Guildford) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 June 2025 to 06:00 on 29 June 2025.
Schedule : From 22:30 on 29 June 2025 to 05:30 on 30 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.49 miles from Brent Reservoir.

Location: clockwise entry slip at junction J10 (Guildford) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 June 2025 to 06:00 on 29 June 2025.
Schedule : From 22:30 on 29 June 2025 to 05:30 on 30 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.49 miles from Brent Reservoir.

Location: northbound exit slip to the M25 .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 June 2025 to 06:00 on 29 June 2025.
Schedule : From 22:30 on 29 June 2025 to 05:30 on 30 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.68 miles from Brent Reservoir.

Location: northbound at the junction with the M25 .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 28 June 2025 to 06:00 on 29 June 2025.
Schedule : From 22:30 on 29 June 2025 to 05:30 on 30 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.68 miles from Brent Reservoir.

Location: westbound between junctions J4 and J4B (Heathrow) .
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 23 June 2025 to 26 June 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 10.92 miles from Brent Reservoir.

Location: eastbound between junctions J5 (Colnbrook) and J4B (Heathrow) .
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 23 June 2025 to 26 June 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 13.53 miles from Brent Reservoir.

Location: anticlockwise between junctions J23 (Hatfield) and J22 (St Albans) .
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 23 June 2025 to 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 9.14 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J22 (St Albans) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 23 June 2025 to 27 June 2025.
Schedule : From 23:00 on 27 June 2025 to 06:00 on 28 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.93 miles from Brent Reservoir.

Location: northbound between the M25 and the junction with the A245 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 15 July 2025.
Nearest town: 19.38 miles from Brent Reservoir.

Location: northbound between the junctions with the M25 and the A245 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 15 July 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.16 miles from Brent Reservoir.

Location: northbound at the junction with the M25 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 15 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.38 miles from Brent Reservoir.

Location: southbound between junctions J6 (Hatfield) and J4 (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 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.67 miles from Brent Reservoir.

Location: clockwise at junction J21A (Watword) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:30 on 25 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 11.66 miles from Brent Reservoir.

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 22:00 on 24 June 2025 to 05:30 on 25 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 12.02 miles from Brent Reservoir.

Location: southbound between junctions J6 (Hatfield) and J4 (North Circular) .
Lane Closures : Lane two will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.14 miles from Brent Reservoir.

Location: northbound entry slip at junction J6 (Watford A405) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 24 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.89 miles from Brent Reservoir.

Location: clockwise exit slip at junction J21A (Watword) .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 22:00 on 24 June 2025 to 05:30 on 25 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.43 miles from Brent Reservoir.

Location: northbound exit slip at junction J6 (Watford A405) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:30 on 24 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.9 miles from Brent Reservoir.

Location: The A1M southbound between junctions J7 and J6 .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2025 to 05:00 on 24 June 2025.
Nearest town: 18.41 miles from Brent Reservoir.

Location: The A1M southbound between junctions J7 and J6 .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2025 to 05:00 on 24 June 2025.
Nearest town: 18.28 miles from Brent Reservoir.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.6 miles from Brent Reservoir.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 21 June 2025 to 05:00 on 22 June 2025.
Lanes Closed : There will be two of five lanes closed.
Nearest town: 18.56 miles from Brent Reservoir.

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 : From 22:00 on 21 June 2025 to 05:00 on 22 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 18.25 miles from Brent Reservoir.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 21 June 2025 to 05:00 on 22 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.59 miles from Brent Reservoir.

Location: clockwise between junctions J26 (Waltham Abbey) and J27 (Stansted) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.22 miles from Brent Reservoir.

Location: clockwise at junction J27 (Stansted) .
Lane Closures : Lane three will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.15 miles from Brent Reservoir.

Location: clockwise between junctions J27 (Stansted) and J28 (Chelmsford) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.92 miles from Brent Reservoir.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 12.46 miles from Brent Reservoir.

Location: clockwise exit slip at junction J17 (Maple Cross) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.28 miles from Brent Reservoir.

Location: southbound between junctions J6 (Hatfield) and J5 (Loughton) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.77 miles from Brent Reservoir.

Location: clockwise at junction J25 (Enfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.04 miles from Brent Reservoir.

Location: clockwise between junctions J24 (Potters Bar) and J25 (Enfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 10.49 miles from Brent Reservoir.

Location: clockwise exit slip at junction J25 (Enfield) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.04 miles from Brent Reservoir.

Location: clockwise exit slip at junction J25 (Enfield) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.26 miles from Brent Reservoir.

Location: northbound between the junctions with the A245 and the A244 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.93 miles from Brent Reservoir.

Location: northbound entry slip from the A245 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 20 June 2025 to 05:00 on 21 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.2 miles from Brent Reservoir.

Location: eastbound entry slip at junction J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.02 miles from Brent Reservoir.

Location: northbound between the M25 and the junction with the A244 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Nearest town: 19.41 miles from Brent Reservoir.

Location: northbound between the M25 and the junction with the A244 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.41 miles from Brent Reservoir.

Location: northbound exit slip to the A245 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.49 miles from Brent Reservoir.

Location: southbound entry slip from the A245 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.3 miles from Brent Reservoir.

Location: southbound between the A244 and the junction with the A247 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Nearest town: 16.81 miles from Brent Reservoir.

Location: southbound between the junctions with the A244 and the A245 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.81 miles from Brent Reservoir.

Location: southbound between the A244 and the junction with the A247 .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.02 miles from Brent Reservoir.

Location: southbound exit slip to the M25 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.25 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J10 (Guildford) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 23 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.48 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J14 (Heathrow Airport) from A3113.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:30 on 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.47 miles from Brent Reservoir.

Location: anticlockwise between junctions J14 (Heathrow Airport) and J13 (A30) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:30 on 20 June 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 13.96 miles from Brent Reservoir.

Location: anticlockwise at junction J14 (Heathrow Airport) .
Lane Closures : Lane one will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:30 on 20 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 13.19 miles from Brent Reservoir.

Location: northbound between junctions J5 (Loughton) and J6 (Hatfield) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 09:30 on 20 June 2025 to 16:00 on 20 June 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 23 June 2025 to 24 June 2025.
Nearest town: 15.07 miles from Brent Reservoir.

Location: southbound entry slip at junction J3 (Loudwater) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.36 miles from Brent Reservoir.

Location: eastbound between junctions J4 and J3 (Heathrow) .
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 19 June 2025 to 21 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 10.49 miles from Brent Reservoir.

Location: eastbound entry slip at junction J2 (N.Circular) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 19 June 2025 to 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.09 miles from Brent Reservoir.

Location: eastbound entry slip at junction J3 (Heathrow) .
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 19 June 2025 to 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.99 miles from Brent Reservoir.

Location: eastbound exit slip at junction J1 (Sunbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:00 on 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.26 miles from Brent Reservoir.

Location: eastbound between junctions J2 (Gatwick M23) and J1 (Sunbury) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:00 on 20 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.85 miles from Brent Reservoir.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:00 on 20 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 15.74 miles from Brent Reservoir.

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 : From 22:00 on 19 June 2025 to 05:30 on 20 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 10.43 miles from Brent Reservoir.

Location: northbound between the junctions with the M25 and the A245 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:30 on 20 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.16 miles from Brent Reservoir.

Location: northbound at the junction with the M25 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:30 on 20 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.68 miles from Brent Reservoir.

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 19 June 2025 to 05:00 on 20 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 8.44 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J24 (Potters Bar) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:00 on 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.41 miles from Brent Reservoir.

Location: eastbound entry slip at Heston Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 19 June 2025 to 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.46 miles from Brent Reservoir.

Location: eastbound exit slip at Heston Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 19 June 2025 to 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 8.63 miles from Brent Reservoir.

Location: eastbound between junctions J3 (Heathrow) and J1 (London) .
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 19 June 2025 to 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.23 miles from Brent Reservoir.

Location: eastbound exit slip at junction J2 (N.Circular) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 19 June 2025 to 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.09 miles from Brent Reservoir.

Location: northbound between junctions J5 (Harrow A41) and J6 (Watford A405) .
Lane Closures : Lane three will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:30 on 20 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 8.56 miles from Brent Reservoir.

Location: anticlockwise exit slip at junction J18 (Rickmansworth) .
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:00 on 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.26 miles from Brent Reservoir.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J17 (Maple Cross) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 19 June 2025 to 05:00 on 20 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 12.41 miles from Brent Reservoir.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.05 miles from Brent Reservoir.

Location: clockwise between junctions J23 (Hatfield) and J24 (Potters Bar) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 19 June 2025 to 20 June 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 23 June 2025 to 27 June 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 30 June 2025 to 4 July 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 7.8 miles from Brent Reservoir.

Location: clockwise between junctions J9 (Leatherhead) and J10 (Guildford) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 19 June 2025 to 20 June 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 23 June 2025 to 27 June 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 30 June 2025 to 4 July 2025.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 7 July 2025 to 11 July 2025.
Nearest town: 18.96 miles from Brent Reservoir.

Location: The A1M southbound between junctions J7 and J6 .
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 18 June 2025 to 20 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.93 miles from Brent Reservoir.

Location: The A1M southbound between junctions J7 and J6 .
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 7 July 2025 to 9 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.41 miles from Brent Reservoir.

Location: The A1M northbound between junctions J6 and J7 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 05:00 on 21 June 2025.
Schedule : From 21:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.9 miles from Brent Reservoir.

Location: The A1M northbound at junction J6 .
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 7 July 2025 to 9 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.3 miles from Brent Reservoir.

Location: The A1M southbound between junctions J7 and J6 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 18 June 2025 to 20 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.28 miles from Brent Reservoir.

Location: The A1M southbound between junctions J7 and J6 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 05:00 from 7 July 2025 to 9 July 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.28 miles from Brent Reservoir.

Location: anticlockwise entry slip at junction J26 (Waltham Abbey) .
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 17 June 2025 to 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.99 miles from Brent Reservoir.
