M1 Southbound Jct 6A to M25 Clockwise Jct 21A Link road closure

Cleared

Start time: Tue, Nov 4, 2025 10:00 PM
Expected end: Wed, Nov 5, 2025 5:30 AM
Duration: 7 hours 30 minutes
Road: M25 – M25 Clockwise Within J21A
Category: Road Maintenance
Direction: Clockwise
Carriageway: Dual Carriageway
Reason: Repair Work

Live incident

Active roadworks

Planned

Cleared

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First published: Tue, Nov 4, 2025 9:46 PM
Last updated: Tue, Nov 4, 2025 11:13 PM
Cleared: Wed, Nov 5, 2025 5:30 AM

Latest update: M1 Southbound Jct 6A to M25 Clockwise Jct 21A Link road closure

Coordinates: 51.716802, -0.378050
Latitude span: 51.714319 – 51.719549
Longitude span: -0.385231 – -0.368529
Bounding box centre: 51.716934, -0.376880
Location descriptions: M25 clockwise within J21A

link road from M1 J6A southbound to M25 J21 clockwise

Feed validity status: Active
Overall feed start: Tue, Nov 4, 2025 10:00 PM
Overall feed end: Wed, Nov 5, 2025 5:30 AM
Feed window length: 7 hours 30 minutes
Probability code (raw): certain
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

4 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: 145 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
51.714319 -0.368529

Segment 2

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 3

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 4

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 5

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

Segment 6

27 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: 109 m
To Distance: 800 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.719549 -0.385231
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

Geometry type: MultiLineString
Geometry points: 45
First coordinate pair: -0.370415, 51.714909
Road section segments: 1
Road section points: 45

View geometry JSON

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    "type": "MultiLineString",
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            ],
            [
                -0.377135,
                51.716869
            ],
            [
                -0.37705,
                51.716847
            ]
        ]
    ]
}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Repair Work
Compliance: Mandatory
Probability: Certain
Validity status: Active
Road management: Carriageway Closures