Crash View

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

Planned

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

Start time
Thu, Oct 15, 2026 9:00 PM
Expected end
Fri, Oct 16, 2026 4:30 AM
Duration
7 hours 30 minutes
Road
M25 – Link Road From M4 J4B To M25 J15 Clockwise
Category
Road Maintenance
Direction
Clockwise
Carriageway
Dual Carriageway
Reason
Repair Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

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First published
Tue, Oct 6, 2026 9:10 AM
Last updated
Thu, Oct 15, 2026 6:12 AM
Cleared
Fri, Oct 16, 2026 4:30 AM
  • Latest update: M4 Eastbound and Westbound Jct 4B to M25 Clockwise Jct 15 link road closure
Coordinates
51.500782, -0.497641
Latitude span
51.495699 – 51.507171
Longitude span
-0.501163 – -0.495724
Bounding box centre
51.501435, -0.498444
Location descriptions
  • link road from M4 J4B to M25 J15 clockwise
  • M25 clockwise between J15 and J16
  • link road from M4 J4B eastbound to M25 J15
  • link road from M4 J4B eastbound to M25 J15 clockwise
Feed validity status
Planned
Overall feed start
Thu, Oct 15, 2026 9:00 PM
Overall feed end
Fri, Oct 16, 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

10 coordinate pairs
Description
link road from M4 J4B to M25 J15 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
{EAB90281-C8F1-4B6D-B9A2-418B8AEC6B50}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
265 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.497978 -0.496377
51.498239 -0.496163
51.498516 -0.495971
51.498746 -0.495842
51.499012 -0.495749
51.499232 -0.495725
51.499433 -0.495724
51.499625 -0.495749
51.49981 -0.495792
51.50028 -0.495882

Segment 2

14 coordinate pairs
Description
M25 clockwise between J15 and J16
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
{2BDC3047-4590-4816-9234-0E3B2BE4ADCF}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
486 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.50028 -0.495882
51.500289 -0.495886
51.500452 -0.495962
51.50067 -0.496085
51.50105 -0.496303
51.501458 -0.496578
51.501685 -0.496729
51.502039 -0.496991
51.502402 -0.497253
51.502493 -0.497322
51.502738 -0.497515
51.502929 -0.497696
51.503912 -0.498615
51.504213 -0.498893

Segment 3

8 coordinate pairs
Description
M25 clockwise between J15 and J16
Carriageway
Dual Carriageway
Lanes Restricted
5 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
{546284DB-A449-4433-BDAE-4639BC6FD7A1}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
365 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.504213 -0.498893
51.505231 -0.499811
51.505804 -0.500282
51.505958 -0.500392
51.506539 -0.500791
51.506811 -0.500969
51.507137 -0.501146
51.507171 -0.501163

Segment 4

2 coordinate pairs
Description
link road from M4 J4B eastbound to M25 J15
Lanes Restricted
3 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
M4
Linear Element Model
The Network Model
Linear Element Id
{21298787-4F37-429A-9C6E-F407918FDCAF}
Linear Element Type
A Carriageway Entry Slip
From Distance
96 m
To Distance
115 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.495699 -0.499517
51.495797 -0.499309

Segment 5

8 coordinate pairs
Description
link road from M4 J4B eastbound to M25 J15 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
{B7136B54-64DB-48D4-8DB6-5A4630DF59FD}
Linear Element Type
A Carriageway Entry Slip
From Distance
0 m
To Distance
317 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.495797 -0.499309
51.496003 -0.498993
51.496344 -0.498391
51.496663 -0.497906
51.497018 -0.497428
51.497397 -0.496996
51.497816 -0.496554
51.497978 -0.496377
Geometry type
MultiLineString
Geometry points
42
First coordinate pair
-0.496377, 51.497978
Road section segments
1
Road section points
42
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
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            [
                -0.496377,
                51.497978
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                -0.496163,
                51.498239
            ],
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                -0.495971,
                51.498516
            ],
            [
                -0.495842,
                51.498746
            ],
            [
                -0.495749,
                51.499012
            ],
            [
                -0.495725,
                51.499232
            ],
            [
                -0.495724,
                51.499433
            ],
            [
                -0.495749,
                51.499625
            ],
            [
                -0.495792,
                51.49981
            ],
            [
                -0.495882,
                51.50028
            ],
            [
                -0.495882,
                51.50028
            ],
            [
                -0.495886,
                51.500289
            ],
            [
                -0.495962,
                51.500452
            ],
            [
                -0.496085,
                51.50067
            ],
            [
                -0.496303,
                51.50105
            ],
            [
                -0.496578,
                51.501458
            ],
            [
                -0.496729,
                51.501685
            ],
            [
                -0.496991,
                51.502039
            ],
            [
                -0.497253,
                51.502402
            ],
            [
                -0.497322,
                51.502493
            ],
            [
                -0.497515,
                51.502738
            ],
            [
                -0.497696,
                51.502929
            ],
            [
                -0.498615,
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            ],
            [
                -0.498893,
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            ],
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                -0.498893,
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            ],
            [
                -0.499811,
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            ],
            [
                -0.500282,
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            ],
            [
                -0.500392,
                51.505958
            ],
            [
                -0.500791,
                51.506539
            ],
            [
                -0.500969,
                51.506811
            ],
            [
                -0.501146,
                51.507137
            ],
            [
                -0.501163,
                51.507171
            ],
            [
                -0.499517,
                51.495699
            ],
            [
                -0.499309,
                51.495797
            ],
            [
                -0.499309,
                51.495797
            ],
            [
                -0.498993,
                51.496003
            ],
            [
                -0.498391,
                51.496344
            ],
            [
                -0.497906,
                51.496663
            ],
            [
                -0.497428,
                51.497018
            ],
            [
                -0.496996,
                51.497397
            ],
            [
                -0.496554,
                51.497816
            ],
            [
                -0.496377,
                51.497978
            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            -0.496377,
            51.497978
        ],
        [
            -0.496163,
            51.498239
        ],
        [
            -0.495971,
            51.498516
        ],
        [
            -0.495842,
            51.498746
        ],
        [
            -0.495749,
            51.499012
        ],
        [
            -0.495725,
            51.499232
        ],
        [
            -0.495724,
            51.499433
        ],
        [
            -0.495749,
            51.499625
        ],
        [
            -0.495792,
            51.49981
        ],
        [
            -0.495882,
            51.50028
        ],
        [
            -0.495882,
            51.50028
        ],
        [
            -0.495886,
            51.500289
        ],
        [
            -0.495962,
            51.500452
        ],
        [
            -0.496085,
            51.50067
        ],
        [
            -0.496303,
            51.50105
        ],
        [
            -0.496578,
            51.501458
        ],
        [
            -0.496729,
            51.501685
        ],
        [
            -0.496991,
            51.502039
        ],
        [
            -0.497253,
            51.502402
        ],
        [
            -0.497322,
            51.502493
        ],
        [
            -0.497515,
            51.502738
        ],
        [
            -0.497696,
            51.502929
        ],
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            -0.498615,
            51.503912
        ],
        [
            -0.498893,
            51.504213
        ],
        [
            -0.498893,
            51.504213
        ],
        [
            -0.499811,
            51.505231
        ],
        [
            -0.500282,
            51.505804
        ],
        [
            -0.500392,
            51.505958
        ],
        [
            -0.500791,
            51.506539
        ],
        [
            -0.500969,
            51.506811
        ],
        [
            -0.501146,
            51.507137
        ],
        [
            -0.501163,
            51.507171
        ],
        [
            -0.499517,
            51.495699
        ],
        [
            -0.499309,
            51.495797
        ],
        [
            -0.499309,
            51.495797
        ],
        [
            -0.498993,
            51.496003
        ],
        [
            -0.498391,
            51.496344
        ],
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            -0.497906,
            51.496663
        ],
        [
            -0.497428,
            51.497018
        ],
        [
            -0.496996,
            51.497397
        ],
        [
            -0.496554,
            51.497816
        ],
        [
            -0.496377,
            51.497978
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Repair Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Carriageway Closures
Feed provider
National Highways
Data source
Roadworks
Feed version
2
Record created
Tue, Oct 6, 2026 9:10 AM
Record versioned
Thu, Oct 15, 2026 6:12 AM
Coordinate source
Geometry

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