M25 Clockwise Jct 15 to M4 Eastbound and Westbound Jct 4B exit slip road and link road closure

Cleared

Start time: Mon, Sep 28, 2026 9:00 PM
Expected end: Tue, Sep 29, 2026 4:00 AM
Duration: 6 hours 20 minutes 1 second
Road: M25 – Link Road From M25 J15 Clockwise To M4 J4B
Category: Road Maintenance
Direction: Clockwise
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Mon, Sep 28, 2026 9:47 PM
Last updated: Tue, Sep 29, 2026 2:58 AM
Cleared: Tue, Sep 29, 2026 3:20 AM

Latest update: M25 Clockwise Jct 15 to M4 Eastbound and Westbound Jct 4B exit slip road and link road closure

Coordinates: 51.491936, -0.496653
Latitude span: 51.489255 – 51.493984
Longitude span: -0.499108 – -0.495754
Bounding box centre: 51.491620, -0.497431
Location descriptions: link road from M25 J15 clockwise to M4 J4B

link road from M25 J15 clockwise to M4 J4B westbound

Feed validity status: Active
Overall feed start: Mon, Sep 28, 2026 9:00 PM
Overall feed end: Tue, Sep 29, 2026 4:00 AM
Feed window length: 7 hours
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

8 coordinate pairs

Description: link road from M25 J15 clockwise to M4 J4B
Lanes Restricted: 4 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: {7087B591-0C14-4830-A32C-4884897C37FA}
Linear Element Type: A Carriageway Exit Slip
From Distance: 0 m
To Distance: 185 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.489255 -0.496026
51.489652 -0.495886
51.490199 -0.495782
51.490324 -0.495763
51.490486 -0.495758
51.490594 -0.495754
51.490828 -0.495775
51.490907 -0.495788

Segment 2

17 coordinate pairs

Description: link road from M25 J15 clockwise to M4 J4B westbound
Lanes Restricted: 2 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: West Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {805A6940-2420-402F-80DD-9BEB76485418}
Linear Element Type: A Carriageway Exit Slip
From Distance: 0 m
To Distance: 344 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.491659 -0.496022
51.49193 -0.496166
51.491939 -0.496171
51.492212 -0.496378
51.49253 -0.496656
51.492603 -0.49674
51.492749 -0.496879
51.492885 -0.497033
51.493014 -0.497202
51.493123 -0.497356
51.493215 -0.497497
51.493408 -0.497808
51.493574 -0.498136
51.493602 -0.498191
51.493657 -0.498304
51.493824 -0.498673
51.493984 -0.499108

Segment 3

6 coordinate pairs

Description: link road from M25 J15 clockwise to M4 J4B
Lanes Restricted: 4 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: {45F8347E-ECA1-41DD-85A1-7FD2E7414ABC}
Linear Element Type: A Carriageway Exit Slip
From Distance: 0 m
To Distance: 85 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.490907 -0.495788
51.491044 -0.495811
51.491297 -0.495875
51.491387 -0.495901
51.491577 -0.495981
51.491659 -0.496022

Geometry type: MultiLineString
Geometry points: 31
First coordinate pair: -0.496026, 51.489255
Road section segments: 1
Road section points: 31

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.496026,
                51.489255
            ],
            [
                -0.495886,
                51.489652
            ],
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                -0.495782,
                51.490199
            ],
            [
                -0.495763,
                51.490324
            ],
            [
                -0.495758,
                51.490486
            ],
            [
                -0.495754,
                51.490594
            ],
            [
                -0.495775,
                51.490828
            ],
            [
                -0.495788,
                51.490907
            ],
            [
                -0.496022,
                51.491659
            ],
            [
                -0.496166,
                51.49193
            ],
            [
                -0.496171,
                51.491939
            ],
            [
                -0.496378,
                51.492212
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            [
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                51.49253
            ],
            [
                -0.49674,
                51.492603
            ],
            [
                -0.496879,
                51.492749
            ],
            [
                -0.497033,
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            ],
            [
                -0.497202,
                51.493014
            ],
            [
                -0.497356,
                51.493123
            ],
            [
                -0.497497,
                51.493215
            ],
            [
                -0.497808,
                51.493408
            ],
            [
                -0.498136,
                51.493574
            ],
            [
                -0.498191,
                51.493602
            ],
            [
                -0.498304,
                51.493657
            ],
            [
                -0.498673,
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            ],
            [
                -0.499108,
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            ],
            [
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            ],
            [
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            ],
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            ],
            [
                -0.495901,
                51.491387
            ],
            [
                -0.495981,
                51.491577
            ],
            [
                -0.496022,
                51.491659
            ]
        ]
    ]
}

View road section coordinates

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