M4 both directions Jct 16 to Jct 17 hard shoulder closure

Planned

M4 both directions Jct 16 to Jct 17 hard shoulder closure

Start time
Tue, Oct 20, 2026 6:00 AM
Expected end
Tue, Oct 20, 2026 4:00 PM
Duration
10 hours
Road
M4 – M4 Eastbound Between J17 And J16
Category
Road Maintenance
Direction
Eastbound
Carriageway
Dual Carriageway
Reason
Maintenance Work
Live incident
Active roadworks
Planned
Cleared
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First published
Tue, Oct 6, 2026 9:54 AM
Last updated
Tue, Oct 20, 2026 1:49 AM
Cleared
Tue, Oct 20, 2026 4:00 PM
  • Latest update: M4 both directions Jct 16 to Jct 17 hard shoulder closure
Coordinates
51.525449, -2.036726
Latitude span
51.520922 – 51.530620
Longitude span
-2.048895 – -2.021802
Bounding box centre
51.525771, -2.035349
Location descriptions
  • M4 eastbound between J17 and J16
Feed validity status
Planned
Overall feed start
Tue, Oct 20, 2026 6:00 AM
Overall feed end
Tue, Oct 20, 2026 4:00 PM
Feed window length
10 hours
Probability code (raw)
probable
Compliance option (raw)
mandatory
Source identification (raw)
roadworks
Management type value
other
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
M4 eastbound between J17 and J16
Carriageway
Dual Carriageway
Lane Usage
Lh
Lane Number
0
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{CE8EA8B7-A1F3-4DCD-A73D-012DAEE489EF}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
1,214 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.525433 -2.037206
51.525451 -2.037163
51.526863 -2.033344
51.527944 -2.030217
51.528213 -2.029439
51.528287 -2.029208
51.529122 -2.026614
51.529896 -2.024207
51.530283 -2.022967
51.53062 -2.021802

Segment 2

10 coordinate pairs
Description
M4 eastbound between J17 and J16
Carriageway
Dual Carriageway
Lane Usage
Lh
Lane Number
0
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{18A7AC03-B1E5-4F77-BF84-9B510DF7D45B}
Linear Element Type
B Carriageway
From Distance
2,059 m
To Distance
3,013 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.520922 -2.048895
51.52115 -2.048229
51.521293 -2.047811
51.522031 -2.045852
51.522115 -2.045636
51.522463 -2.044742
51.522509 -2.044627
51.523741 -2.041558
51.525217 -2.037797
51.525433 -2.037206
Geometry type
MultiLineString
Geometry points
20
First coordinate pair
-2.037206, 51.525433
Road section segments
1
Road section points
20
View geometry JSON
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -2.037206,
                51.525433
            ],
            [
                -2.037163,
                51.525451
            ],
            [
                -2.033344,
                51.526863
            ],
            [
                -2.030217,
                51.527944
            ],
            [
                -2.029439,
                51.528213
            ],
            [
                -2.029208,
                51.528287
            ],
            [
                -2.026614,
                51.529122
            ],
            [
                -2.024207,
                51.529896
            ],
            [
                -2.022967,
                51.530283
            ],
            [
                -2.021802,
                51.53062
            ],
            [
                -2.048895,
                51.520922
            ],
            [
                -2.048229,
                51.52115
            ],
            [
                -2.047811,
                51.521293
            ],
            [
                -2.045852,
                51.522031
            ],
            [
                -2.045636,
                51.522115
            ],
            [
                -2.044742,
                51.522463
            ],
            [
                -2.044627,
                51.522509
            ],
            [
                -2.041558,
                51.523741
            ],
            [
                -2.037797,
                51.525217
            ],
            [
                -2.037206,
                51.525433
            ]
        ]
    ]
}
View road section coordinates
[
    [
        [
            -2.037206,
            51.525433
        ],
        [
            -2.037163,
            51.525451
        ],
        [
            -2.033344,
            51.526863
        ],
        [
            -2.030217,
            51.527944
        ],
        [
            -2.029439,
            51.528213
        ],
        [
            -2.029208,
            51.528287
        ],
        [
            -2.026614,
            51.529122
        ],
        [
            -2.024207,
            51.529896
        ],
        [
            -2.022967,
            51.530283
        ],
        [
            -2.021802,
            51.53062
        ],
        [
            -2.048895,
            51.520922
        ],
        [
            -2.048229,
            51.52115
        ],
        [
            -2.047811,
            51.521293
        ],
        [
            -2.045852,
            51.522031
        ],
        [
            -2.045636,
            51.522115
        ],
        [
            -2.044742,
            51.522463
        ],
        [
            -2.044627,
            51.522509
        ],
        [
            -2.041558,
            51.523741
        ],
        [
            -2.037797,
            51.525217
        ],
        [
            -2.037206,
            51.525433
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Maintenance Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Tue, Oct 6, 2026 9:54 AM
Record versioned
Tue, Oct 20, 2026 1:49 AM
Coordinate source
Geometry

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