Swakeleys Roundabout - There is a broken down car on the eastbound on slip road to the A40.
All lanes are open.
9.52 miles from Amersham Common.
Location : southbound exit slip at junction J4 (High Wycombe) .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:30 and 14:45 on 21 August 2018.
7.57 miles from Amersham Common.
Location : northbound at the junction with the M40 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:30 and 14:45 on 21 August 2018.
7.55 miles from Amersham Common.
Location : clockwise between junctions J20 (Hemel Hstead) and J21 (M1) .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:30 and 14:45 on 21 August 2018.
Delay : There are currently delays of 15 minutes against expected traffic.
7.86 miles from Amersham Common.
CLEARED @ 14:19Location : southbound exit slip at junction J4 (High Wycombe) .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 14:00 and 14:15 on 21 August 2018.
7.57 miles from Amersham Common.
CLEARED @ 13:58Location : northbound at the junction with the M40 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 13:45 and 14:00 on 21 August 2018.
Delay : There are currently delays of 10 minutes against expected traffic.
7.55 miles from Amersham Common.
CLEARED @ 13:29Location : anticlockwise exit slip at junction J20 (Hemel Hstead) .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 13:15 and 13:30 on 21 August 2018.
Delay : There are currently delays of 10 minutes against expected traffic.
7.79 miles from Amersham Common.
CLEARED @ 13:09Location : northbound at the junction with the M40 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 13:00 and 13:15 on 21 August 2018.
Delay : There are currently delays of 10 minutes against expected traffic.
7.55 miles from Amersham Common.
CLEARED @ 12:09Location : anticlockwise exit slip at junction J20 (Hemel Hstead) .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 12:00 and 12:15 on 21 August 2018.
Delay : There are currently delays of 10 minutes against expected traffic.
7.79 miles from Amersham Common.
Location : anticlockwise between junctions J20 (Hemel Hstead) and J19 (Watford) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:00 on 22 August 2018.
Lanes Closed : There will be three of four lanes closed.
7.46 miles from Amersham Common.
Location : anticlockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:00 on 22 August 2018.
Lanes Closed : All lanes will be closed.
7.86 miles from Amersham Common.
Location : anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:00 on 22 August 2018.
Lanes Closed : There will be three of four lanes closed.
9.24 miles from Amersham Common.
Location : anticlockwise entry slip at junction J20 (Hemel Hstead) .
Lane Closures : Lane one will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:00 on 22 August 2018.
Lanes Closed : There will be one of two lanes closed.
7.7 miles from Amersham Common.
Location : clockwise between junctions J16 (M40) and J18 (Rickmansworth) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:30 on 22 August 2018.
Lanes Closed : All lanes will be closed.
8.1 miles from Amersham Common.
Location : clockwise entry slip at junction J16 (M40) .
Lane Closures : Lane one will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:30 on 22 August 2018.
Lanes Closed : All lanes will be closed.
7.65 miles from Amersham Common.
Location : clockwise entry slip at junction J16 (M40) .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:30 on 22 August 2018.
Lanes Closed : All lanes will be closed.
8.21 miles from Amersham Common.
Location : anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : The hard shoulder is closed.
Reason : Roadworks.
Status : Currently Active.
Period : expect disruption until 00:01 on 31 December 2018.
4.71 miles from Amersham Common.
Location : anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 August 2018 to 24 August 2018.
Lanes Closed : There will be two of four lanes closed.
9.71 miles from Amersham Common.
Location : northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 22 August 2018 to 07:00 on 23 August 2018.
Lanes Closed : There will be two of four lanes closed.
4.79 miles from Amersham Common.
Location : clockwise between junctions J18 (Rickmansworth) and J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 24 August 2018 to 05:00 on 25 August 2018.
Schedule : From 22:00 on 25 August 2018 to 05:00 on 26 August 2018.
Schedule : From 22:30 on 26 August 2018 to 05:00 on 27 August 2018.
Lanes Closed : There will be two of four lanes closed.
5.63 miles from Amersham Common.
Location : clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 24 August 2018 to 05:00 on 25 August 2018.
Schedule : From 22:00 on 25 August 2018 to 05:00 on 26 August 2018.
Schedule : From 22:30 on 26 August 2018 to 05:00 on 27 August 2018.
Lanes Closed : There will be two of four lanes closed.
7 miles from Amersham Common.
Location : clockwise exit slip at junction J19 (Watford) .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 23:00 on 24 August 2018 to 05:00 on 25 August 2018.
Schedule : From 22:00 on 25 August 2018 to 05:00 on 26 August 2018.
Schedule : From 22:30 on 26 August 2018 to 05:00 on 27 August 2018.
Lanes Closed : All lanes will be closed.
6.71 miles from Amersham Common.
Location : anticlockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Lanes Closed : All lanes will be closed.
7.83 miles from Amersham Common.
Location : clockwise between junctions J20 (Hemel Hstead) and J21 (M1) .
Lane Closures : Lane four will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 1 September 2018.
Lanes Closed : There will be one of four lanes closed.
7.86 miles from Amersham Common.
Location : clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lane four will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 1 September 2018.
Lanes Closed : There will be one of four lanes closed.
7.11 miles from Amersham Common.
Location : southbound between the junctions with the A4155 and the A308 .
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 31 August 2018 to 06:00 on 3 September 2018.
Lanes Closed : All lanes will be closed.
8.56 miles from Amersham Common.
Location : anticlockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:30 on 22 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Lanes Closed : All lanes will be closed.
7.86 miles from Amersham Common.
Location : anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:30 on 22 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Lanes Closed : There will be three of four lanes closed.
9.27 miles from Amersham Common.
Location : anticlockwise exit slip at junction J20 (Hemel Hstead) .
Reason : Road repairs are planned.
Status : Pending.
Schedule : From 22:00 on 21 August 2018 to 05:30 on 22 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Lanes Closed : All lanes will be closed.
7.86 miles from Amersham Common.
Location : clockwise entry slip at junction J20 (Hemel Hstead) .
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 September 2018 to 08:00 on 2 September 2018.
Schedule : From 21:00 on 29 September 2018 to 08:00 on 30 September 2018.
Schedule : From 21:00 on 13 October 2018 to 08:00 on 14 October 2018.
Schedule : From 21:00 on 20 October 2018 to 08:00 on 21 October 2018.
Lanes Closed : All lanes will be closed.
7.71 miles from Amersham Common.
Location : clockwise between junctions J19 (Watford) and J21A (Watword) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 1 September 2018 to 08:00 on 2 September 2018.
Schedule : From 21:00 on 29 September 2018 to 08:00 on 30 September 2018.
Schedule : From 21:00 on 13 October 2018 to 08:00 on 14 October 2018.
Schedule : From 21:00 on 20 October 2018 to 08:00 on 21 October 2018.
Lanes Closed : All lanes will be closed.
7.18 miles from Amersham Common.
Location : anticlockwise entry slip at junction J16 (M40) From M40 South.
Lane Closures : Lane two will be closed.
Reason : Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 22 August 2018 to 24 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 28 August 2018 to 31 August 2018.
Lanes Closed : There will be one of two lanes closed.
7.67 miles from Amersham Common.
Location : clockwise between junctions J20 (Hemel Hstead) and J21 (M1) .
Lane Closures : Lanes 3 and 4 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 August 2018 to 24 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 1 September 2018.
Lanes Closed : There will be two of four lanes closed.
7.86 miles from Amersham Common.
Location : clockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lane three will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 August 2018 to 24 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 1 September 2018.
Lanes Closed : There will be one of three lanes closed.
7.48 miles from Amersham Common.
Location : clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Lane Closures : Lanes 3 and 4 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 August 2018 to 24 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 1 September 2018.
Lanes Closed : There will be two of four lanes closed.
7.11 miles from Amersham Common.
Location : clockwise between junctions J19 (Watford) and J20 (Hemel Hstead) .
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 22 August 2018 to 23 August 2018.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 28 August 2018 to 31 August 2018.
7.13 miles from Amersham Common.
Location : clockwise entry slip at junction J20 (Hemel Hstead) .
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 14 August 2018 to 05:00 on 15 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 22 August 2018 to 24 August 2018.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 28 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Lanes Closed : All lanes will be closed.
7.71 miles from Amersham Common.
Location : anticlockwise at junction J20 (Hemel Hstead) .
Lane Closures : Lane three will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 29 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Schedule : From 22:00 on 1 September 2018 to 06:00 on 2 September 2018.
Schedule : From 22:30 on 2 September 2018 to 05:30 on 3 September 2018.
Lanes Closed : There will be one of three lanes closed.
7.86 miles from Amersham Common.
Location : anticlockwise between junctions J21 (M1) and J20 (Hemel Hstead) .
Lane Closures : Lanes 3 and 4 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 29 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Schedule : From 22:00 on 1 September 2018 to 06:00 on 2 September 2018.
Schedule : From 22:30 on 2 September 2018 to 05:30 on 3 September 2018.
Lanes Closed : There will be two of four lanes closed.
9.43 miles from Amersham Common.
Location : clockwise between junctions J19 (Watford) and J21 (M1) .
Lane Closures : Lanes 1, 2, 3 and 4 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:30 from 29 August 2018 to 31 August 2018.
Schedule : From 23:00 on 31 August 2018 to 06:00 on 1 September 2018.
Lanes Closed : All lanes will be closed.
7.18 miles from Amersham Common.
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