M4 Westbound Jct 4B to M25 Clockwise and Anti-clockwise Jct 15 link road closure and M25 Anti-clockwise Jct 14 exit slip road closure

Cleared

Start time: Sun, Aug 16, 2026 11:00 PM
Expected end: Mon, Aug 17, 2026 4:30 AM
Duration: 2 hours 40 minutes 1 second
Road: M25 – M25 J14 Anti-Clockwise Exit For (Heathrow) T5
Category: Road Maintenance
Direction: Anticlockwise
Reason: Repair Work

Live incident

Active roadworks

Planned

Cleared

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First published: Sun, Aug 16, 2026 11:04 PM
Last updated: Mon, Aug 17, 2026 1:24 AM
Cleared: Mon, Aug 17, 2026 1:40 AM

Latest update: M4 Westbound Jct 4B to M25 Clockwise and Anti-clockwise Jct 15 link road closure and M25 Anti-clockwise Jct 14 exit slip road closure

Coordinates: 51.475310, -0.503133
Latitude span: 51.473914 – 51.477301
Longitude span: -0.503607 – -0.501547
Bounding box centre: 51.475608, -0.502577
Location descriptions: M25 J14 anti-clockwise exit for (Heathrow) T5

M25 J14 anti-clockwise exit

Feed validity status: Active
Overall feed start: Sun, Aug 16, 2026 11:00 PM
Overall feed end: Mon, Aug 17, 2026 4:30 AM
Feed window length: 5 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

13 coordinate pairs

Description: M25 J14 anti-clockwise exit for (Heathrow) T5
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: {A21D2C0A-256E-402F-890E-0C91B84D723C}
Linear Element Type: B Carriageway Exit Slip
From Distance: 0 m
To Distance: 338 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.476378 -0.503607
51.475849 -0.503592
51.475579 -0.503593
51.475572 -0.503593
51.475314 -0.503554
51.475081 -0.503475
51.474882 -0.50337
51.474687 -0.503202
51.474471 -0.50294
51.474314 -0.502668
51.474187 -0.502383
51.474073 -0.502039
51.473914 -0.501547

Segment 2

3 coordinate pairs

Description: M25 J14 anti-clockwise exit
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: {D302C748-A5FF-45B1-897F-C3EBE7DDF4C9}
Linear Element Type: B Carriageway Exit Slip
From Distance: 199 m
To Distance: 302 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.477301 -0.503465
51.476981 -0.503498
51.476378 -0.503607

Geometry type: MultiLineString
Geometry points: 16
First coordinate pair: -0.503607, 51.476378
Road section segments: 1
Road section points: 16

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.503607,
                51.476378
            ],
            [
                -0.503592,
                51.475849
            ],
            [
                -0.503593,
                51.475579
            ],
            [
                -0.503593,
                51.475572
            ],
            [
                -0.503554,
                51.475314
            ],
            [
                -0.503475,
                51.475081
            ],
            [
                -0.50337,
                51.474882
            ],
            [
                -0.503202,
                51.474687
            ],
            [
                -0.50294,
                51.474471
            ],
            [
                -0.502668,
                51.474314
            ],
            [
                -0.502383,
                51.474187
            ],
            [
                -0.502039,
                51.474073
            ],
            [
                -0.501547,
                51.473914
            ],
            [
                -0.503465,
                51.477301
            ],
            [
                -0.503498,
                51.476981
            ],
            [
                -0.503607,
                51.476378
            ]
        ]
    ]
}

View road section coordinates

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