Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 01:30 and 01:45 on 15 March 2025.
Normal traffic conditions are expected between 01:30 and 01:45 on 15 March 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 17.18 miles from Flowers Bottom.

Location: eastbound between junctions J6 (Slough) and J5 (Colnbrook) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Broken down vehicle.
Time To Clear : The event is expected to clear between 23:45 and 00:00 on 15 March 2025.
Normal traffic conditions are expected between 23:45 and 00:00 on 15 March 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 17.09 miles from Flowers Bottom.

Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
Nearest town: 16.63 miles from Flowers Bottom.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Due to: Congestion.
Normal traffic conditions are expected between 23:30 and 23:45 on 14 March 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 16.26 miles from Flowers Bottom.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Due to: Congestion.
Normal traffic conditions are expected between 00:45 and 01:00 on 15 March 2025.
Delay : There are currently delays of 10 minutes against expected traffic.
Nearest town: 18.2 miles from Flowers Bottom.

Location: northbound exit slip at junction J8 (Oxford) .
Due to: Roadworks.
Period : from 22:10 on 14 March 2025 to 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.36 miles from Flowers Bottom.

Location: northbound between junctions J9 (Dunstable A5) and J11A .
Due to: Roadworks.
Period : from 22:05 on 14 March 2025 to 05:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.94 miles from Flowers Bottom.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 17.6 miles from Flowers Bottom.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 17.99 miles from Flowers Bottom.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 19.96 miles from Flowers Bottom.

Location: southbound between the A423 north of Kennington and the junction with the A415 .
Lane Closures : Lane one is closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.67 miles from Flowers Bottom.

Location: southbound exit slip to the A4183 south of Kennington.
Lane Closures : Lane one is closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 19.86 miles from Flowers Bottom.

Location: clockwise between junctions J16 (M40) and J18 (Rickmansworth) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 12.6 miles from Flowers Bottom.

Location: clockwise entry slip at junction J17 (Maple Cross) .
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.81 miles from Flowers Bottom.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 15.86 miles from Flowers Bottom.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Barrier repairs.
Period : expect disruption until 05:30 on 15 March 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 14.67 miles from Flowers Bottom.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Barrier repairs.
Period : expect disruption until 05:30 on 15 March 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 14 miles from Flowers Bottom.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Barrier repairs.
Period : expect disruption until 05:30 on 15 March 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 14.93 miles from Flowers Bottom.

Location: eastbound entry slip from the M40 .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 15 March 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 15.69 miles from Flowers Bottom.

Location: northbound at junction J10 (Luton Airport) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 15 March 2025 to 05:00 on 16 March 2025.
Nearest town: 19.91 miles from Flowers Bottom.

Location: westbound between junctions J6 (Slough) and J7 (Slough) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 06:00 on 15 March 2025 to 06:00 on 17 March 2025.
Nearest town: 14.97 miles from Flowers Bottom.

Location: westbound exit slip at junction J7 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 15 March 2025 to 06:00 on 17 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.39 miles from Flowers Bottom.

Location: westbound entry slip at junction J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 15 March 2025 to 06:00 on 17 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.77 miles from Flowers Bottom.

Location: westbound between junctions J6 (Slough) and J7 (Slough) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 06:00 on 15 March 2025 to 06:00 on 17 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.97 miles from Flowers Bottom.

Location: northbound exit slip at junction J8 (Oxford) .
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 12.26 miles from Flowers Bottom.

Location: northbound between junctions J7 (Thame) and J8A (Thame) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 11.87 miles from Flowers Bottom.

Location: southbound exit slip at junction J8 (Hemel Hstead) .
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 17.46 miles from Flowers Bottom.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 10.83 miles from Flowers Bottom.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lane one is closed.
Due to: Planned Roadworks.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 17.74 miles from Flowers Bottom.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 19 March 2025.
Nearest town: 4.77 miles from Flowers Bottom.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Due to: Horticultural works.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 8.36 miles from Flowers Bottom.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 14 March 2025.
Nearest town: 4.7 miles from Flowers Bottom.

Location: slip road to the M40 northbound from M25 north.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 14.64 miles from Flowers Bottom.

Location: clockwise at junction J16 (M40) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 14.67 miles from Flowers Bottom.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : The hard shoulder, lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 15.64 miles from Flowers Bottom.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Due to: Roadworks.
Period : expect disruption until 22:00 on 24 March 2025.
Nearest town: 19.98 miles from Flowers Bottom.

Location: northbound at junction J10 (Luton Airport) .
Due to: Roadworks.
Period : expect disruption until 22:00 on 24 March 2025.
Nearest town: 19.91 miles from Flowers Bottom.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Due to: Roadworks scheme.
Period : from 20:10 on 12 March 2025 to 06:00 on 18 March 2025.
Nearest town: 16.98 miles from Flowers Bottom.

Location: westbound at junction J6 (Slough) .
Lane Closures : Lane three is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 14.97 miles from Flowers Bottom.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Horticultural works.
Period : expect disruption until 23:59 on 14 March 2025.
Nearest town: 7.89 miles from Flowers Bottom.

Location: northbound entry slip at junction J9 (Dunstable A5) .
Due to: Road repairs.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.86 miles from Flowers Bottom.

Location: northbound between junctions J8 (Hemel Hstead) and J9 (Dunstable A5) .
Lane Closures : Lanes 2, 3 and 4 are closed.
Due to: Road repairs.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 18.49 miles from Flowers Bottom.

Location: northbound exit slip at junction J10 (Luton Airport) .
Due to: Road repairs.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.88 miles from Flowers Bottom.

Location: northbound between junctions J9 (Dunstable A5) and J10 (Luton Airport) .
Due to: Road repairs.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.88 miles from Flowers Bottom.

Location: northbound between junctions J10 (Luton Airport) and J11A .
Due to: Road repairs.
Period : expect disruption until 05:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.93 miles from Flowers Bottom.

Location: anticlockwise entry slip at junction J14 (Heathrow Airport) .
Due to: Road repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.54 miles from Flowers Bottom.

Location: clockwise entry slip at junction J14 (Heathrow Airport) from Heathrow T5.
Due to: Road repairs.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 19.38 miles from Flowers Bottom.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : The hard shoulder is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 23:59 on 30 March 2025.
Nearest town: 7.32 miles from Flowers Bottom.

Location: eastbound at junction J10 (Reading) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 1 May 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 17.93 miles from Flowers Bottom.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 1 May 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 17.99 miles from Flowers Bottom.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 1 May 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 19.97 miles from Flowers Bottom.

Location: northbound between junctions J10 (Luton Airport) and J14 (Milton Keynes) .
Due to: Roadworks scheme.
Period : from 22:00 on 7 March 2025 to 05:00 on 30 September 2025.
Nearest town: 19.89 miles from Flowers Bottom.

Location: westbound between junctions J10 (Reading) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 20:00 on 14 March 2025 to 06:00 on 28 March 2025.
Nearest town: 18.9 miles from Flowers Bottom.

Location: westbound between junctions J10 (Reading) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 23:01 on 15 May 2024 to 06:00 on 1 May 2025.
Nearest town: 17.81 miles from Flowers Bottom.

Location: northbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 21 March 2025 to 05:00 on 22 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.14 miles from Flowers Bottom.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.01 miles from Flowers Bottom.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 22:15 on 21 March 2025 to 05:00 on 22 March 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 5.17 miles from Flowers Bottom.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 17.12 miles from Flowers Bottom.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 21 March 2025 to 23:59 on 25 March 2025.
Nearest town: 4.54 miles from Flowers Bottom.

Location: The junction of the A5 and the A5183 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 24 March 2025 to 29 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.86 miles from Flowers Bottom.

Location: southbound between the junctions with the A4012 and the A5183 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 April 2025 to 17 April 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 22 April 2025 to 26 April 2025.
Nearest town: 19.27 miles from Flowers Bottom.

Location: northbound between the A5183 and the junction with the A4146 Bletchley South.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 24 March 2025 to 29 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.83 miles from Flowers Bottom.

Location: northbound at the junction with the A5183 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 24 March 2025 to 29 March 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.89 miles from Flowers Bottom.

Location: northbound between the junctions with the A5183 and the A4012 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 14 April 2025 to 17 April 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 22 April 2025 to 26 April 2025.
Nearest town: 19.18 miles from Flowers Bottom.

Location: eastbound at junction J10 (Reading) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2025 to 06:00 on 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.93 miles from Flowers Bottom.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2025 to 06:00 on 20 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.84 miles from Flowers Bottom.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2025 to 06:00 on 21 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.34 miles from Flowers Bottom.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.97 miles from Flowers Bottom.

Location: clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lane two will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 19 March 2025 to 21 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.67 miles from Flowers Bottom.

Location: clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 19 March 2025 to 21 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.15 miles from Flowers Bottom.

Location: clockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 19 March 2025 to 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.19 miles from Flowers Bottom.

Location: clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 19 March 2025 to 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.93 miles from Flowers Bottom.

Location: westbound entry slip at junction J10 (Reading) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : All lanes are closed.
Nearest town: 17.6 miles from Flowers Bottom.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 24 March 2025 to 06:00 on 25 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.61 miles from Flowers Bottom.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 18.29 miles from Flowers Bottom.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 24 March 2025 to 06:00 on 25 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.99 miles from Flowers Bottom.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 15 miles from Flowers Bottom.

Location: anticlockwise entry slip at junction J19 (Watford) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.85 miles from Flowers Bottom.

Location: anticlockwise exit slip at junction J18 (Rickmansworth) .
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.24 miles from Flowers Bottom.

Location: northbound between the junctions with the A4155 and the M40 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2025 to 06:00 on 21 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 6.38 miles from Flowers Bottom.

Location: clockwise exit slip at junction J14 (Heathrow Airport) for A3113.
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 22:30 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.56 miles from Flowers Bottom.

Location: eastbound between the junctions with the M1 and the A405 .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 21 March 2025 to 05:00 on 22 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.37 miles from Flowers Bottom.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.58 miles from Flowers Bottom.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.95 miles from Flowers Bottom.

Location: anticlockwise at junction J16 (M40) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.07 miles from Flowers Bottom.

Location: northbound exit slip at junction J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.76 miles from Flowers Bottom.

Location: northbound exit slip at junction J8 (Hemel Hstead) .
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.42 miles from Flowers Bottom.

Location: clockwise entry slip at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.64 miles from Flowers Bottom.

Location: anticlockwise entry slip at junction J16 (M40) From M40 South.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.96 miles from Flowers Bottom.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 20 March 2025 to 22 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.36 miles from Flowers Bottom.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 13.52 miles from Flowers Bottom.

Location: anticlockwise entry slip at junction J16 (M40) From M40 North.
Lane Closures : Lane one will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.64 miles from Flowers Bottom.

Location: southbound exit slip at junction J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 20 March 2025 to 22 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.42 miles from Flowers Bottom.

Location: southbound between junctions J9 (Bicester) and J8A (Thame) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 20 March 2025 to 22 March 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.66 miles from Flowers Bottom.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 17.72 miles from Flowers Bottom.

Location: clockwise entry 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 20 March 2025 to 05:30 on 21 March 2025.
Schedule : From 23:00 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.98 miles from Flowers Bottom.

Location: anticlockwise between junctions J20 (Hemel Hstead) and J18 (Rickmansworth) .
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 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 13.33 miles from Flowers Bottom.

Location: clockwise at junction J15 (Slough) .
Lane Closures : Lane three will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2025 to 05:00 on 21 March 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.57 miles from Flowers Bottom.

Location: eastbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2025 to 06:00 on 21 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.45 miles from Flowers Bottom.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2025 to 06:00 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.97 miles from Flowers Bottom.

Location: northbound at junction J6 (Thame) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 19:00 on 20 March 2025 to 00:00 on 24 March 2025.
Nearest town: 6.86 miles from Flowers Bottom.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Nearest town: 17.85 miles from Flowers Bottom.

Location: southbound between junctions J10 (Luton Airport) and J9 (Dunstable A5) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Nearest town: 19.68 miles from Flowers Bottom.

Location: slip road to the M40 northbound from M25 north.
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.67 miles from Flowers Bottom.

Location: anticlockwise at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.07 miles from Flowers Bottom.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 8.58 miles from Flowers Bottom.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.67 miles from Flowers Bottom.

Location: southbound between junctions J2 (Beaconsfield) and J1 (Slough) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.35 miles from Flowers Bottom.

Location: southbound exit slip at junction J1 (Slough) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.14 miles from Flowers Bottom.

Location: eastbound between junctions J4B (Heathrow) and J4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:30 on 20 March 2025.
Nearest town: 19.02 miles from Flowers Bottom.

Location: eastbound at junction J4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:29 on 20 March 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.59 miles from Flowers Bottom.

Location: eastbound entry slip at junction J4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:30 on 20 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.79 miles from Flowers Bottom.

Location: southbound between junctions J5 (Harrow A41) and J1 (North Circular) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.95 miles from Flowers Bottom.

Location: eastbound.
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:30 on 20 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.74 miles from Flowers Bottom.

Location: clockwise between junctions J16 (M40) and J18 (Rickmansworth) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 12.6 miles from Flowers Bottom.

Location: eastbound between junctions J4B (Heathrow) and J4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:29 on 20 March 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 19.02 miles from Flowers Bottom.

Location: eastbound exit slip at junction J4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:30 on 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.71 miles from Flowers Bottom.

Location: northbound between junctions J6 (Watford A405) and J8 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.84 miles from Flowers Bottom.

Location: clockwise exit 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 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.61 miles from Flowers Bottom.

Location: eastbound at junction J5 (Colnbrook) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:30 on 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.2 miles from Flowers Bottom.

Location: anticlockwise between junctions J18 (Rickmansworth) and J17 (Maple Cross) .
Lane Closures : Lanes 3 and 4 will be closed.
Due to: Litter clearance is planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:00 on 20 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.26 miles from Flowers Bottom.

Location: eastbound at junction J4B (Heathrow) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 19 March 2025 to 05:30 on 20 March 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 18.73 miles from Flowers Bottom.

Location: southbound between the junctions with the A4155 and the A308 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2025 to 06:00 on 20 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 7.95 miles from Flowers Bottom.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 19:00 on 19 March 2025 to 23:59 on 21 March 2025.
Nearest town: 4.76 miles from Flowers Bottom.

Location: southbound between junctions J9 (Dunstable A5) and J8 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.4 miles from Flowers Bottom.

Location: clockwise entry slip at junction J14 (Heathrow Airport) from A3113.
Lane Closures : Lane one will be closed.
Due to: Emergency roadside drains works are planned.
Status : Pending.
Schedule : From 22:30 on 16 March 2025 to 05:00 on 17 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.43 miles from Flowers Bottom.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 19 March 2025 to 17:00 on 19 March 2025.
Nearest town: 15.12 miles from Flowers Bottom.

Location: clockwise at junction J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.67 miles from Flowers Bottom.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 15.51 miles from Flowers Bottom.

Location: slip road to the M40 northbound from M25 north.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.67 miles from Flowers Bottom.

Location: anticlockwise at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.07 miles from Flowers Bottom.

Location: northbound entry slip at junction J1A (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.42 miles from Flowers Bottom.

Location: northbound between junctions J1 (Slough) and J1A (Watford) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.25 miles from Flowers Bottom.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.76 miles from Flowers Bottom.

Location: northbound at junction J1 (Slough) .
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.52 miles from Flowers Bottom.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.36 miles from Flowers Bottom.

Location: northbound entry slip at junction J1 (Slough) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.51 miles from Flowers Bottom.

Location: southbound entry slip at junction J6 (Thame) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 18 March 2025 to 20 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.69 miles from Flowers Bottom.

Location: anticlockwise entry slip at junction J18 (Rickmansworth) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.28 miles from Flowers Bottom.

Location: anticlockwise between junctions J18 (Rickmansworth) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:00 on 19 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.26 miles from Flowers Bottom.

Location: slip road to the M40 southbound from M25 north.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 18 March 2025 to 05:30 on 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.29 miles from Flowers Bottom.

Location: eastbound between junctions J4B (Heathrow) and J4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2025 to 06:00 on 23 March 2025.
Nearest town: 18.59 miles from Flowers Bottom.

Location: eastbound at junction J4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2025 to 05:30 on 19 March 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 21 March 2025 to 23 March 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.59 miles from Flowers Bottom.

Location: eastbound.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2025 to 05:30 on 19 March 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 21 March 2025 to 23 March 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.74 miles from Flowers Bottom.

Location: eastbound between junctions J4B (Heathrow) and J4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2025 to 05:30 on 19 March 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 21 March 2025 to 23 March 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 19.03 miles from Flowers Bottom.

Location: eastbound entry slip at junction J4B (Heathrow) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2025 to 05:30 on 19 March 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 21 March 2025 to 23 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.59 miles from Flowers Bottom.

Location: westbound entry slip at junction J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 06:00 from 18 March 2025 to 20 March 2025.
Schedule : From 22:00 on 22 March 2025 to 06:00 on 23 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 17.6 miles from Flowers Bottom.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 18 March 2025 to 20 March 2025.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 20 October 2025 to 23 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.89 miles from Flowers Bottom.

Location: anticlockwise at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 14.07 miles from Flowers Bottom.

Location: slip road to the M40 northbound from M25 north.
Lane Closures : Lane two will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 14.67 miles from Flowers Bottom.

Location: southbound entry slip at junction J2 (Beaconsfield) .
Lane Closures : Lane one will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.67 miles from Flowers Bottom.

Location: southbound between junctions J4 (High Wycombe) and J2 (Beaconsfield) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 8.58 miles from Flowers Bottom.

Location: southbound between junctions J2 (Beaconsfield) and J1 (Slough) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.35 miles from Flowers Bottom.

Location: southbound exit slip at junction J1 (Slough) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 23:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.14 miles from Flowers Bottom.

Location: anticlockwise between junctions J14 (Heathrow Airport) and J13 (A30) .
Lane Closures : Lanes 2, 3, 4 and 5 will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 17 March 2025 to 21 March 2025.
Schedule : From 23:00 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : There will be four of five lanes closed.
Nearest town: 19.63 miles from Flowers Bottom.

Location: anticlockwise at junction J14 (Heathrow Airport) .
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 March 2025 to 21 March 2025.
Schedule : From 23:00 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 19.36 miles from Flowers Bottom.

Location: anticlockwise entry slip at junction J14 (Heathrow Airport) .
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 17 March 2025 to 21 March 2025.
Schedule : From 23:00 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.38 miles from Flowers Bottom.

Location: anticlockwise entry slip at junction J14 (Heathrow Airport) from A3113.
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 17 March 2025 to 21 March 2025.
Schedule : From 23:00 on 21 March 2025 to 06:00 on 22 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.54 miles from Flowers Bottom.

Location: northbound between junctions J8 (Oxford) and J9 (Bicester) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 17 March 2025 to 19 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.48 miles from Flowers Bottom.

Location: southbound between junctions J8A (Thame) and J6 (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.36 miles from Flowers Bottom.

Location: southbound at junction J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.12 miles from Flowers Bottom.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 5.04 miles from Flowers Bottom.

Location: northbound between junctions J6 (Thame) and J8A (Thame) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 7.29 miles from Flowers Bottom.

Location: northbound entry slip at junction J8A (Thame) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 17 March 2025 to 19 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.25 miles from Flowers Bottom.

Location: southbound.
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.12 miles from Flowers Bottom.

Location: southbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 5.08 miles from Flowers Bottom.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 17.61 miles from Flowers Bottom.

Location: southbound between junctions J6 (Watford A405) 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 17 March 2025 to 21 March 2025.
Schedule : From 23:00 on 21 March 2025 to 06:00 on 22 March 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 24 March 2025 to 28 March 2025.
Schedule : From 23:00 on 28 March 2025 to 06:00 on 29 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.17 miles from Flowers Bottom.

Location: southbound entry slip at junction J5 (Harrow A41) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 17 March 2025 to 21 March 2025.
Schedule : From 23:00 on 21 March 2025 to 06:00 on 22 March 2025.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 24 March 2025 to 28 March 2025.
Schedule : From 23:00 on 28 March 2025 to 06:00 on 29 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 18.57 miles from Flowers Bottom.

Location: eastbound.
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:30 on 18 March 2025.
Schedule : From 22:00 on 20 March 2025 to 05:30 on 21 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.74 miles from Flowers Bottom.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
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 17 March 2025 to 19 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 13 miles from Flowers Bottom.

Location: southbound between junctions J4 and J4A .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:30 on 18 March 2025.
Schedule : From 22:00 on 20 March 2025 to 05:30 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.82 miles from Flowers Bottom.

Location: anticlockwise exit slip at junction J20 (Hemel Hstead) .
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.46 miles from Flowers Bottom.

Location: eastbound exit slip at junction J4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:30 on 18 March 2025.
Schedule : From 22:00 on 20 March 2025 to 05:30 on 21 March 2025.
Schedule : From 22:00 on 23 March 2025 to 05:30 on 24 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.71 miles from Flowers Bottom.

Location: eastbound between junctions J4B (Heathrow) and J4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:30 on 18 March 2025.
Schedule : From 22:00 on 20 March 2025 to 05:30 on 21 March 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 19.02 miles from Flowers Bottom.

Location: anticlockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.46 miles from Flowers Bottom.

Location: anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:00 on 18 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 16.89 miles from Flowers Bottom.

Location: westbound exit slip at junction J4 for Heathrow.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:30 on 18 March 2025.
Schedule : From 22:00 on 20 March 2025 to 05:30 on 21 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.85 miles from Flowers Bottom.

Location: westbound exit slip at junction J4 for Heathrow.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 17 March 2025 to 05:30 on 18 March 2025.
Schedule : From 22:00 on 20 March 2025 to 05:30 on 21 March 2025.
Schedule : From 22:00 on 23 March 2025 to 05:30 on 24 March 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19.85 miles from Flowers Bottom.

Location: eastbound between junctions J4B (Heathrow) and J4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2025 to 05:00 on 24 March 2025.
Nearest town: 18.59 miles from Flowers Bottom.

Location: eastbound exit slip at junction J4 .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2025 to 05:00 on 18 March 2025.
Schedule : From 21:00 on 20 March 2025 to 05:00 on 21 March 2025.
Schedule : From 21:00 on 23 March 2025 to 05:00 on 24 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.59 miles from Flowers Bottom.

Location: eastbound.
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2025 to 05:00 on 18 March 2025.
Schedule : From 21:00 on 20 March 2025 to 05:00 on 21 March 2025.
Schedule : From 21:00 on 23 March 2025 to 05:00 on 24 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.74 miles from Flowers Bottom.

Location: eastbound between junctions J4B (Heathrow) and J4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2025 to 05:00 on 18 March 2025.
Schedule : From 21:00 on 20 March 2025 to 05:00 on 21 March 2025.
Schedule : From 21:00 on 23 March 2025 to 05:00 on 24 March 2025.
Lanes Closed : There will be one of five lanes closed.
Nearest town: 19.02 miles from Flowers Bottom.

Location: eastbound entry slip at junction J4B (Heathrow) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2025 to 05:00 on 18 March 2025.
Schedule : From 21:00 on 20 March 2025 to 05:00 on 21 March 2025.
Schedule : From 21:00 on 23 March 2025 to 05:00 on 24 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.59 miles from Flowers Bottom.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 17 March 2025 to 22 March 2025.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 24 March 2025 to 29 March 2025.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 31 March 2025 to 5 April 2025.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 7 April 2025 to 12 April 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.11 miles from Flowers Bottom.

Location: northbound between the A4130 and the junction with the A4155 .
Lane Closures : Lane one will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:30 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 9.37 miles from Flowers Bottom.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.36 miles from Flowers Bottom.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2025 to 06:00 on 22 March 2025.
Nearest town: 19.95 miles from Flowers Bottom.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 19 March 2025 to 22 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.95 miles from Flowers Bottom.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 17 March 2025 to 19 March 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.95 miles from Flowers Bottom.

Location: The A308M westbound between the junctions with the A308 and the M4 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 April 2025 to 10 April 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.98 miles from Flowers Bottom.

Location: westbound exit slip at junction J8 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 April 2025 to 10 April 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.21 miles from Flowers Bottom.

Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 April 2025 to 10 April 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 13.33 miles from Flowers Bottom.

Location: eastbound exit slip at junction J8 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 April 2025 to 10 April 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.21 miles from Flowers Bottom.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 April 2025 to 10 April 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 13.61 miles from Flowers Bottom.

Location: The A404M southbound between junctions J9A and J9 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 April 2025 to 10 April 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.73 miles from Flowers Bottom.

Location: clockwise between junctions J15 (Slough) and J16 (M40) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 16 March 2025 to 05:00 on 17 March 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 16.74 miles from Flowers Bottom.

Location: northbound between junctions J10 (Luton Airport) and J11 (Luton) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 19.98 miles from Flowers Bottom.

Location: northbound at junction J10 (Luton Airport) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 29 September 2025 to 05:00 on 30 September 2025.
Nearest town: 19.89 miles from Flowers Bottom.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lanes 3 and 4 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 15 March 2025.
Lanes Closed : There are two of four lanes closed.
Nearest town: 16.98 miles from Flowers Bottom.

Location: westbound between junctions J5 (Colnbrook) and J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2025 to 06:00 on 18 March 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 16.98 miles from Flowers Bottom.

Location: westbound between junctions J7 (Slough) and J8 (High Wycombe) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 7 April 2025 to 06:00 on 10 April 2025.
Nearest town: 13.33 miles from Flowers Bottom.

Location: eastbound between junctions J10 (Reading) and J8 (High Wycombe) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 7 April 2025 to 06:00 on 10 April 2025.
Nearest town: 13.61 miles from Flowers Bottom.

Location: northbound between the A5183 and the junction with the A4146 Bletchley South.
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 24 March 2025 to 06:00 on 26 April 2025.
Nearest town: 18.89 miles from Flowers Bottom.
