M25 Anticlockwise Jct 16 to Jct 15 to M4 Eastbound and Westbound Jct 4B Slip road and Carriageway closure

Planned

Start time: Thu, Jan 15, 2026 10:00 PM
Expected end: Fri, Jan 16, 2026 5:30 AM
Duration: 7 hours 30 minutes
Road: M25 – Link Road From M25 J15 Anti-Clockwise To M4 J4B
Category: Road Maintenance
Direction: Anticlockwise
Carriageway: Dual Carriageway
Reason: Maintenance Work

Active

Planned

Cleared

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First published: Wed, Jan 14, 2026 1:34 PM
Last updated: Thu, Jan 15, 2026 5:13 PM
Cleared: Fri, Jan 16, 2026 5:30 AM

Latest update: M25 Anticlockwise Jct 16 to Jct 15 to M4 Eastbound and Westbound Jct 4B Slip road and Carriageway closure

Coordinates: 51.501319, -0.496212
Latitude span: 51.498326 – 51.504265
Longitude span: -0.498580 – -0.493747
Bounding box centre: 51.501296, -0.496164
Location descriptions: link road from M25 J15 anti-clockwise to M4 J4B

M25 anti-clockwise between J16 and J15

Feed validity status: Planned
Overall feed start: Thu, Jan 15, 2026 10:00 PM
Overall feed end: Fri, Jan 16, 2026 5:30 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

7 coordinate pairs

Description: link road from M25 J15 anti-clockwise to M4 J4B
Lanes Restricted: 3 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: Anticlockwise
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M25
Linear Element Model: The Network Model
Linear Element Id: {BC7E8BD8-F4B3-42AA-A890-92E7DC10672F}
Linear Element Type: B Carriageway Exit Slip
From Distance: 0 m
To Distance: 230 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.500121 -0.495411
51.499921 -0.495202
51.49983 -0.495118
51.499648 -0.494966
51.499121 -0.494522
51.498648 -0.494091
51.498326 -0.493747

Segment 2

2 coordinate pairs

Description: M25 anti-clockwise between J16 and J15
Carriageway: Dual Carriageway
Lanes Restricted: 5 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: Anticlockwise
Direction Relative: Aligned
Height Grade: Start2 End1
Linear Element Road: M25
Linear Element Model: The Network Model
Linear Element Id: {D4A4205B-161F-49F4-A6B4-B839E9548E61}
Linear Element Type: B Carriageway
From Distance: 621 m
To Distance: 624 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.504265 -0.49858
51.504244 -0.498561

Segment 3

11 coordinate pairs

Description: M25 anti-clockwise between J16 and J15
Carriageway: Dual Carriageway
Lanes Restricted: 5 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: Anticlockwise
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M25
Linear Element Model: The Network Model
Linear Element Id: {9F588516-58C5-4533-92FB-08CE5B670961}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 509 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.504244 -0.498561
51.503871 -0.498227
51.503489 -0.497865
51.502825 -0.497253
51.502461 -0.496948
51.502107 -0.496671
51.50139 -0.496162
51.500873 -0.495819
51.500592 -0.495655
51.500284 -0.495478
51.500121 -0.495411

Geometry type: MultiLineString
Geometry points: 20
First coordinate pair: -0.495411, 51.500121
Road section segments: 1
Road section points: 20

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.495411,
                51.500121
            ],
            [
                -0.495202,
                51.499921
            ],
            [
                -0.495118,
                51.49983
            ],
            [
                -0.494966,
                51.499648
            ],
            [
                -0.494522,
                51.499121
            ],
            [
                -0.494091,
                51.498648
            ],
            [
                -0.493747,
                51.498326
            ],
            [
                -0.49858,
                51.504265
            ],
            [
                -0.498561,
                51.504244
            ],
            [
                -0.498561,
                51.504244
            ],
            [
                -0.498227,
                51.503871
            ],
            [
                -0.497865,
                51.503489
            ],
            [
                -0.497253,
                51.502825
            ],
            [
                -0.496948,
                51.502461
            ],
            [
                -0.496671,
                51.502107
            ],
            [
                -0.496162,
                51.50139
            ],
            [
                -0.495819,
                51.500873
            ],
            [
                -0.495655,
                51.500592
            ],
            [
                -0.495478,
                51.500284
            ],
            [
                -0.495411,
                51.500121
            ]
        ]
    ]
}

View road section coordinates

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