Crash View

M25 Anti-Clockwise Jct 21A to Jct 20 Carriageway and link road closure

Cleared

M25 Anti-Clockwise Jct 21A to Jct 20 Carriageway and link road closure

Start time
Wed, Sep 23, 2026 9:00 PM
Expected end
Thu, Sep 24, 2026 4:30 AM
Duration
1 second
Road
M25 – Link Road From M1 J6A Southbound To M25 J21 Clockwise
Category
Road Maintenance
Direction
Clockwise
Carriageway
Dual Carriageway
Reason
Other
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

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First published
Thu, Aug 6, 2026 3:17 PM
Last updated
Wed, Sep 23, 2026 9:38 AM
Cleared
Wed, Sep 23, 2026 9:00 PM
  • Latest update: M25 Anti-Clockwise Jct 21A to Jct 20 Carriageway and link road closure
Coordinates
51.718264, -0.378898
Latitude span
51.712160 – 51.730473
Longitude span
-0.390780 – -0.361756
Bounding box centre
51.721317, -0.376268
Location descriptions
  • link road from M1 J6A southbound to M25 J21 clockwise
  • M1 southbound between J8 and J6A
  • link road from M1 J6A southbound to M25 J21
  • M25 clockwise within J21A
  • M25 clockwise between J21A and J22
Feed validity status
Planned
Overall feed start
Wed, Sep 23, 2026 9:00 PM
Overall feed end
Thu, Sep 24, 2026 4:30 AM
Feed window length
7 hours 30 minutes
Probability code (raw)
probable
Compliance option (raw)
mandatory
Source identification (raw)
roadworks
Management type value
carriagewayClosures (Carriageway Closures)
Contra-flow flag (raw)
false
Width restriction flag (raw)
false
Height restriction flag (raw)
false
Weight restriction flag (raw)
false

Segment 1

29 coordinate pairs
Description
link road from M1 J6A southbound to M25 J21 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{EFA2A8C0-340D-4C8C-8D70-C5BFC83E5ED2}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
800 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.720403 -0.386023
51.720038 -0.385739
51.719803 -0.385505
51.719342 -0.385008
51.718712 -0.384255
51.718466 -0.383965
51.718308 -0.38378
51.718246 -0.383701
51.71797 -0.383349
51.717823 -0.383152
51.717648 -0.382883
51.717454 -0.382516
51.717398 -0.382374
51.717325 -0.382216
51.717259 -0.38203
51.717165 -0.381713
51.717116 -0.38144
51.717114 -0.381425
51.717076 -0.381137
51.717034 -0.380676
51.717031 -0.380458
51.717026 -0.380126
51.717039 -0.379141
51.717043 -0.378735
51.717019 -0.378316
51.716996 -0.377955
51.716945 -0.377523
51.716869 -0.377135
51.716847 -0.37705

Segment 2

8 coordinate pairs
Description
M1 southbound between J8 and J6A
Carriageway
Dual Carriageway
Lanes Restricted
5 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{3F9AD51B-690A-4946-AF46-C125E2DB56C3}
Linear Element Type
B Carriageway
From Distance
232 m
To Distance
911 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.730473 -0.39078
51.729098 -0.390266
51.728528 -0.39004
51.727624 -0.389667
51.727428 -0.389587
51.726349 -0.389147
51.726231 -0.389093
51.724563 -0.388312

Segment 3

5 coordinate pairs
Description
link road from M1 J6A southbound to M25 J21
Lanes Restricted
4 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{A68C282A-A821-4122-830C-FDDA58AA06F8}
Linear Element Type
B Carriageway Exit Slip
From Distance
0 m
To Distance
186 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.721986 -0.38692
51.721578 -0.3867
51.721577 -0.386699
51.721087 -0.386395
51.720403 -0.386023

Segment 4

5 coordinate pairs
Description
link road from M1 J6A southbound to M25 J21
Lanes Restricted
4 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{C7145502-DFBF-4E4A-A222-8612CD579044}
Linear Element Type
B Carriageway Exit Slip
From Distance
0 m
To Distance
302 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.724563 -0.388312
51.723376 -0.387679
51.723097 -0.38753
51.722409 -0.387152
51.721986 -0.38692

Segment 5

5 coordinate pairs
Description
M25 clockwise within J21A
Carriageway
Dual Carriageway
Lanes Restricted
5 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{BFD51E23-9A42-4AB6-AFFF-220F45B1780A}
Linear Element Type
A Carriageway
From Distance
218 m
To Distance
512 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.714018 -0.367601
51.713743 -0.366762
51.713428 -0.36576
51.713091 -0.364664
51.71283 -0.363795

Segment 6

5 coordinate pairs
Description
link road from M1 J6A southbound to M25 J21 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{D71CB12D-3C3A-4F69-8CCB-4F21B4AC9BB3}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
75 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.716847 -0.37705
51.716802 -0.376876
51.716764 -0.376754
51.716613 -0.376276
51.71655 -0.37607

Segment 7

5 coordinate pairs
Description
M25 clockwise within J21A
Carriageway
Dual Carriageway
Lanes Restricted
5 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{BFD51E23-9A42-4AB6-AFFF-220F45B1780A}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
215 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.714909 -0.370415
51.714843 -0.370204
51.714631 -0.369528
51.714264 -0.368353
51.71403 -0.367638

Segment 8

2 coordinate pairs
Description
M25 clockwise within J21A
Lanes Restricted
1 lane restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{75520613-E267-48ED-96A1-9916553C50EC}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
23 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.71521 -0.371319
51.715094 -0.371041

Segment 9

4 coordinate pairs
Description
M25 clockwise between J21A and J22
Carriageway
Dual Carriageway
Lanes Restricted
5 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{A1A5D1E7-A59E-4C9C-B436-39A4DC00243D}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
159 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.71283 -0.363795
51.7123 -0.362201
51.712252 -0.362058
51.71216 -0.361756

Segment 10

2 coordinate pairs
Description
M25 clockwise within J21A
Carriageway
Dual Carriageway
Lanes Restricted
5 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{4FE71AF7-4A47-406F-8190-B602EDD5CAC9}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
47 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.715094 -0.371041
51.714909 -0.370415

Segment 11

5 coordinate pairs
Description
link road from M1 J6A southbound to M25 J21 clockwise
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
M25
Linear Element Model
The Network Model
Linear Element Id
{4F30C672-8D69-4683-9666-D67182F021C7}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
360 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.71655 -0.37607
51.716061 -0.374363
51.716041 -0.374286
51.715815 -0.373423
51.71521 -0.371319
Geometry type
MultiLineString
Geometry points
75
First coordinate pair
-0.386023, 51.720403
Road section segments
1
Road section points
75
View geometry JSON 
{
    "type": "MultiLineString",
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            ],
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            ],
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            ],
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                -0.373423,
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            ],
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}
View road section coordinates 
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            -0.386023,
            51.720403
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]
Cause type
Road Maintenance
Detailed cause
Other
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Carriageway Closures
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Thu, Aug 6, 2026 3:17 PM
Record versioned
Wed, Sep 23, 2026 9:38 AM
Coordinate source
Geometry

Driving on the M25? See every live closure, roadwork and planned restriction on this road.

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M25 Clockwise Jct 4 to Jct 5 carriageway closure

Category: Road Maintenance
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M25 Clockwise Jct 4 to Jct 5 lane 1 closure

Cleared Roadworks National Highways
Dunton Green M25 · M25 Clockwise Within J5

Cleared 2 hours 36 minutes ago

Started 12 Oct 2026, 21:00 Ended 12 Oct 2026, 21:05

M25 Clockwise Jct 4 to Jct 5 lane 1 closure

Category: Road Maintenance
View update