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Traffic Conditions
Briar Way, Berkhamsted
HP4 2JJ Dacorum District (B)
Incidents, road closures and roadworks affecting HP4 2JJ
The essential traffic update hub for the HP4 2JJ area, with real-time information on traffic incidents, road closures, accidents, and roadworks impacting your daily commute around the HP4 2JJ postcode. Stay informed on all traffic developments in your area, including accident reports and road maintenance.
M25 Southbound
M25 J20 anti-clockwise exit | Anti-Clockwise | Congestion

Location : The M25 anticlockwise exit slip at junction J20. Reason : Congestion. Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 16:45 and 17:00 on 22 May 2025. Delay : There are currently delays of 10 minutes against expected traffic.
3 mi from Watford
Category: Congestion
22 May 2025 at 16:48
Region: Hertfordshire
6.2 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 southbound between J8 and J6A | Southbound | Road Works

Location : The M1 southbound between junctions J9 and J6. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadside drains works are planned.
Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 28 May 2025 to 30 May 2025. Lanes Closed : There will be two of four lanes closed.
2.8 mi from Hemel Hempstead
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.4 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 J8 northbound exit | Northbound | Road Works

Location : The M1 northbound exit slip at junction J8. Reason : Roadside drains works are planned. Status : Pending.
Schedule : Expect disruption everyday between 22:00 and 05:00 from 28 May 2025 to 30 May 2025. Lanes Closed : All lanes will be closed.
2.5 mi from Hemel Hempstead
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.5 mi from HP4 2JJ
Source: Highways Agency
M25 Westbound
M25 clockwise between J18 and J19 | Clockwise | Road Works

Location : The M25 clockwise between junctions J18 and J19. Reason : Horticultural works are planned. Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 27 May 2025 to 30 May 2025.
2.7 mi from Rickmansworth
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.5 mi from HP4 2JJ
Source: Highways Agency
M25 Westbound
M25 clockwise between J18 and J19 | Clockwise | Road Works

Location : The M25 clockwise between junctions J18 and J19. Lane Closures : Lanes 3 and 4 will be closed. Reason : Roadworks are planned.
Status : Pending. Schedule : From 22:00 on 27 May 2025 to 05:30 on 28 May 2025. Lanes Closed : There will be two of four lanes closed.
2.8 mi from Rickmansworth
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.5 mi from HP4 2JJ
Source: Highways Agency
M25 Southbound
M25 anti-clockwise within J18 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J20 and J18. Lane Closures : Lanes 1 and 2 will be closed. Reason : Emergency barrier repairs are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : There will be two of four lanes closed.
2.6 mi from Rickmansworth
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.6 mi from HP4 2JJ
Source: Highways Agency
M25 Eastbound
link road from M25 J19 clockwise exit to A41 roundabout | Clockwise | Road Works

Location : The M25 clockwise exit slip at junction J19. Reason : Horticultural works are planned. Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 27 May 2025 to 30 May 2025.
2.6 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.8 mi from HP4 2JJ
Source: Highways Agency
M25 Westbound
M25 clockwise between J18 and J19 | Clockwise | Road Works

Location : The M25 clockwise between junctions J18 and J19. Reason : Horticultural works are planned. Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 27 May 2025 to 30 May 2025.
2.6 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.8 mi from HP4 2JJ
Source: Highways Agency
M25 Westbound
M25 anti-clockwise between J19 and J18 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J20 and J18. Lane Closures : Lanes 3 and 4 will be closed. Reason : Roadworks are planned.
Status : Pending. Schedule : From 22:00 on 27 May 2025 to 05:30 on 28 May 2025. Lanes Closed : There will be two of four lanes closed.
2.4 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.8 mi from HP4 2JJ
Source: Highways Agency
M25 Northbound
M25 clockwise between J20 and J21 | Clockwise | Road Works

Location : The M25 clockwise between junctions J20 and J21. Lane Closures : Lane one will be closed. Reason : Horticultural works are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : There will be one of four lanes closed.
3.3 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.9 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound between J8 and J9 | Northbound | Road Works

Location : The M1 northbound between junctions J8 and J9. Reason : Roadside equipment maintenance is planned. Status : Pending.
Schedule : From 09:30 on 29 May 2025 to 15:30 on 29 May 2025.
4 mi from Hemel Hempstead
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
6.9 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound between J8 and J9 | Northbound | Road Works

Location : The M1 northbound between junctions J8 and J9. Lane Closures : Lanes 2, 3 and 4 are closed. Reason : Roadside Equipment Maintenance.
Status : Currently Active. Period : expect disruption until 05:00 on 19 June 2025. Lanes Closed : There are three of four lanes closed.
4.1 mi from Hemel Hempstead
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7 mi from HP4 2JJ
Source: Highways Agency
M25 Northbound
M25 J18 anti-clockwise exit | Anti-Clockwise | Road Works

Location : The M25 anticlockwise exit slip at junction J18. Reason : Emergency barrier repairs are planned. Status : Pending.
Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : All lanes will be closed.
2.2 mi from Rickmansworth
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound within J8 | Northbound | Road Works

Location : The M1 northbound between junctions J6 and J8. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadside drains works are planned.
Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 28 May 2025 to 30 May 2025. Lanes Closed : There will be two of four lanes closed.
2.8 mi from Saint Albans
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7 mi from HP4 2JJ
Source: Highways Agency
M25 Eastbound
link road from A41 roundabout to M25 J19 anti-clockwise | Anti-Clockwise | Congestion

Location : The M25 anticlockwise entry slip at junction J19. Reason : Congestion. Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 18:00 and 18:15 on 22 May 2025. Delay : There are currently delays of 10 minutes against expected traffic.
1.8 mi from Watford
Category: Congestion
22 May 2025 at 18:00
Region: Hertfordshire
7.3 mi from HP4 2JJ
Source: Highways Agency
M25 Southbound
M25 anti-clockwise within J17 | Anti-Clockwise | Road Works

Location : The M25 anticlockwise between junctions J18 and J17. Reason : Horticultural works are planned. Status : Pending.
Schedule : Expect disruption everyday between 09:30 and 16:00 from 27 May 2025 to 30 May 2025.
1.8 mi from Rickmansworth
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7.5 mi from HP4 2JJ
Source: Highways Agency
M25 Westbound
M25 clockwise within J21 | Clockwise | Road Works

Location : The M25 clockwise at junction J21A. Lane Closures : Lanes 1 and 2 will be closed. Reason : Emergency barrier repairs are planned.
Status : Pending. Schedule : From 22:00 on 28 May 2025 to 05:00 on 29 May 2025. Lanes Closed : There will be two of three lanes closed.
3.4 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7.6 mi from HP4 2JJ
Source: Highways Agency
M25 Southbound
M25 clockwise within J21 | Clockwise | Road Works

Location : The M25 clockwise at junction J21. Lane Closures : Lane one will be closed. Reason : Horticultural works are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : There will be one of three lanes closed.
3.4 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7.6 mi from HP4 2JJ
Source: Highways Agency
M25 Southbound
link road from M25 J21 clockwise to M1 J6A northbound | Clockwise | Congestion

Location : The M25 clockwise exit slip at junction J21. Reason : Congestion. Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:30 and 17:45 on 22 May 2025. Delay : There are currently delays of 10 minutes against expected traffic.
3.3 mi from Saint Albans
Category: Congestion
22 May 2025 at 17:42
Region: Hertfordshire
7.7 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound between J9 and J10 | Northbound | Road Works

Location : The M1 northbound between junctions J9 and J10. Reason : Emergency barrier repairs are planned. Status : Pending.
Schedule : From 10:00 on 23 May 2025 to 16:00 on 23 May 2025.
4.1 mi from Luton
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7.8 mi from HP4 2JJ
Source: Highways Agency
M25 Westbound
link road from M1 J6A southbound to M25 J21 clockwise | Clockwise | Road Works

Location : The M25 clockwise entry slip at junction J21. Lane Closures : Lanes 1 and 2 will be closed. Reason : Emergency barrier repairs are planned.
Status : Pending. Schedule : From 22:00 on 28 May 2025 to 05:00 on 29 May 2025. Lanes Closed : All lanes will be closed.
3.1 mi from Saint Albans
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
7.8 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 southbound between J6A and J6 | Southbound | Road Works

Location : The M1 southbound between junctions J6A and J6. Lane Closures : Lanes 2 and 3 will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : There will be two of three lanes closed.
3.3 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
8 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 southbound within J5 | Southbound | Road Works

Location : The M1 southbound between junctions J6 and J5. Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : All lanes will be closed.
2.9 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
8.2 mi from HP4 2JJ
Source: Highways Agency
A405 Southbound
A405 southbound between M25 and M1 | Southbound | Road Works

Location : The A405 southbound between the junctions with the M25 and the M1. Lane Closures : Lane one will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : There will be one of two lanes closed.
3 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
8.3 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
link road from A405 southbound to M1 J6 southbound | Southbound | Road Works

Location : The M1 southbound entry slip at junction J6. Lane Closures : Lane one will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : All lanes will be closed.
2.8 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
8.4 mi from HP4 2JJ
Source: Highways Agency
A405 Southbound
A405 southbound between M25 and M1 | Southbound | Road Works

Location : The A405 southbound between the junctions with the M25 and the M1. Lane Closures : Lane two will be closed. Reason : Emergency roadworks are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:00 on 23 May 2025. Lanes Closed : There will be one of two lanes closed.
3 mi from Saint Albans
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
8.5 mi from HP4 2JJ
Source: Highways Agency
M25 Northbound
M25 clockwise within J21A | Clockwise | Road Works

Location : The M25 clockwise at junction J21A. Lane Closures : Lanes 1 and 2 will be closed. Reason : Emergency barrier repairs are planned.
Status : Pending. Schedule : From 22:00 on 28 May 2025 to 05:00 on 29 May 2025. Lanes Closed : There will be two of four lanes closed.
2.9 mi from Saint Albans
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
8.6 mi from HP4 2JJ
Source: Highways Agency
M25 Eastbound
M25 J21A anti-clockwise exit | Anti-Clockwise | Road Works

Location : The M25 anticlockwise exit slip at junction J21A. Lane Closures : Lane two will be closed. Reason : Emergency roadworks are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:00 on 23 May 2025. Lanes Closed : There will be one of two lanes closed.
2.9 mi from Saint Albans
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
8.7 mi from HP4 2JJ
Source: Highways Agency
M25 Northbound
M25 clockwise between J16 and J17 | Clockwise | Broken down vehicle

Location : The M25 clockwise between junctions J16 and J17. Lane Closures : Lanes 3 and 4 are closed. Reason : Broken down vehicle.
Status : Currently Active. Time To Clear : The event is expected to clear between 18:00 and 18:15 on 22 May 2025. Return To Normal : Normal traffic conditions are expected between 18:45 and 19:00 on 22 May 2025.
Lanes Closed : There are two of four lanes closed.
2.1 mi from Chalfont Saint Giles
Category: No Delay
22 May 2025 at 17:33
Region: Hertfordshire
8.8 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 J10 northbound exit | Northbound | Road Works

Location : The M1 northbound exit slip at junction J10. Reason : Roadside Equipment Maintenance. Status : Currently Active.
Period : expect disruption until 05:00 on 19 June 2025. Lanes Closed : All lanes are closed.
2.2 mi from Luton
Category: Roadworks
22 May 2025 at 18:27
Region: Bedfordshire
8.9 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound between J13 and J14 | Northbound | Road Works

Location : The M1 northbound between junctions J10 and J14. Reason : Roadworks scheme. Status : Currently Active.
Period : from 22:00 on 21 May 2025 to 05:00 on 24 July 2025.
2.2 mi from Luton
Category: Roadworks
22 May 2025 at 18:27
Region: Milton Keynes
8.9 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound within J10 | Northbound | Road Works

Location : The M1 northbound at junction J10. Reason : Roadworks are planned. Status : Pending.
Schedule : From 20:00 on 23 July 2025 to 05:00 on 24 July 2025.
2.2 mi from Luton
Category: Roadworks
22 May 2025 at 18:27
Region: Bedfordshire
8.9 mi from HP4 2JJ
Source: Highways Agency
M25 Southbound
M25 clockwise between J17 and J18 | Clockwise | Road Works

Location : The M25 clockwise between junctions J16 and J18. Lane Closures : Lanes 2, 3 and 4 will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : There will be three of four lanes closed.
2 mi from Chalfont Saint Giles
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
9 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound between J10 and J11 | Northbound | Road Works

Location : The M1 northbound between junctions J10 and J11. Reason : Roadworks are planned. Status : Pending.
Schedule : From 20:00 on 23 July 2025 to 05:00 on 24 July 2025.
1.6 mi from Luton
Category: Roadworks
22 May 2025 at 18:27
Region: Luton
9.2 mi from HP4 2JJ
Source: Highways Agency
A414 Westbound
A414 westbound between A405 and M1 | Westbound | Road Works

Location : The A414 westbound between the junctions with the A405 and the M1. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadside drains works are planned.
Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 28 May 2025 to 30 May 2025. Lanes Closed : All lanes will be closed.
1.3 mi from Saint Albans
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
9.3 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 southbound within J5 | Southbound | Road Works

Location : The M1 southbound between junctions J6 and J5. Lane Closures : Lanes 2 and 3 will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:30 from 27 May 2025 to 30 May 2025. Schedule : From 23:00 on 30 May 2025 to 06:00 on 31 May 2025.
Lanes Closed : There will be two of three lanes closed.
1.5 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
9.3 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 southbound between J6 and J5 | Southbound | Accident

Location : The M1 southbound between junctions J6 and J5. Lane Closures : The hard shoulder and lane 1 are closed. Reason : Road traffic collision.
Status : Currently Active. Time To Clear : The event is expected to clear between 19:00 and 19:15 on 22 May 2025. Return To Normal : Normal traffic conditions are expected between 19:00 and 19:15 on 22 May 2025.
Lanes Closed : There is one of three lanes closed.
1.4 mi from Watford
Category: No Delay
22 May 2025 at 18:09
Region: Hertfordshire
9.4 mi from HP4 2JJ
Source: Highways Agency
M25 Eastbound
M25 clockwise between J21A and J22 | Clockwise | Road Works

Location : The M25 clockwise between junctions J21A and J22. Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Emergency barrier repairs are planned.
Status : Pending. Schedule : From 22:00 on 27 May 2025 to 05:00 on 28 May 2025. Lanes Closed : There will be three of four lanes closed.
2.9 mi from Saint Albans
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
9.4 mi from HP4 2JJ
Source: Highways Agency
M1 Northbound
M1 northbound between J10 and J11 | Northbound | Road Works

Location : The M1 northbound between junctions J10 and J11. Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:00 on 23 May 2025. Lanes Closed : There will be two of three lanes closed.
1.4 mi from Luton
Category: Roadworks
22 May 2025 at 18:27
Region: Luton
9.4 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 J5 southbound exit | Southbound | Road Works

Location : The M1 southbound exit slip at junction J5. Lane Closures : Lanes 1 and 2 will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : From 22:00 on 22 May 2025 to 05:30 on 23 May 2025. Lanes Closed : All lanes will be closed.
1.3 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
9.7 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 southbound between J2 and J1 | Southbound | Road Works

Location : The M1 southbound between junctions J5 and J1. Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:30 from 27 May 2025 to 30 May 2025. Schedule : From 23:00 on 30 May 2025 to 06:00 on 31 May 2025.
Lanes Closed : All lanes will be closed.
1.4 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Greater London Authority
9.9 mi from HP4 2JJ
Source: Highways Agency
M1 Southbound
M1 J5 southbound access | Southbound | Road Works

Location : The M1 southbound entry slip at junction J5. Lane Closures : Lanes 1 and 2 will be closed. Reason : Road repairs are planned.
Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:30 from 27 May 2025 to 30 May 2025. Schedule : From 23:00 on 30 May 2025 to 06:00 on 31 May 2025.
Lanes Closed : All lanes will be closed.
1.4 mi from Watford
Category: Roadworks
22 May 2025 at 18:27
Region: Hertfordshire
9.9 mi from HP4 2JJ
Source: Highways Agency