M4 eastbound lane 1 and 2 closure (81/3 to 80/4)

Cleared

M4 eastbound lane 1 and 2 closure (81/3 to 80/4)

Start time
Thu, Aug 6, 2026 6:34 PM
Expected end
Fri, Aug 7, 2026 5:00 AM
Duration
3 hours 26 minutes 2 seconds
Road
M4 – M4 Eastbound Between J13 And J12
Category
Road Maintenance
Direction
Eastbound
Carriageway
Dual Carriageway
Lanes affected
2 of 2 lanes affected
Reason
Maintenance Work
Live incident
Active roadworks
Planned
Cleared
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First published
Thu, Aug 6, 2026 6:34 PM
Last updated
Thu, Aug 6, 2026 9:31 PM
Cleared
Thu, Aug 6, 2026 10:00 PM
  • Latest update: M4 eastbound lane 1 and 2 closure (81/3 to 80/4)
Coordinates
51.460466, -1.161285
Latitude span
51.460345 – 51.460760
Longitude span
-1.167602 – -1.154847
Bounding box centre
51.460553, -1.161225
Location descriptions
  • M4 eastbound between J13 and J12
Feed validity status
Active
Overall feed start
Thu, Aug 6, 2026 6:34 PM
Overall feed end
Fri, Aug 7, 2026 5:00 AM
Feed window length
10 hours 26 minutes
Probability code (raw)
certain
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

7 coordinate pairs
Description
M4 eastbound between J13 and J12
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
East Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
M4
Linear Element Model
The Network Model
Linear Element Id
{E7E0CED3-F107-4F93-ACAD-CFC16927C366}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
377 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.460419 -1.160247
51.460459 -1.159333
51.460572 -1.157576
51.460655 -1.15658
51.460731 -1.155441
51.460737 -1.155354
51.46076 -1.154847

Segment 2

13 coordinate pairs
Description
M4 eastbound between J13 and J12
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 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
{E7AF0DE5-5890-4D22-9598-ACBE2F58B1B7}
Linear Element Type
B Carriageway
From Distance
681 m
To Distance
1,192 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list
51.460447 -1.167602
51.460409 -1.166874
51.460405 -1.166542
51.460378 -1.165523
51.460365 -1.165049
51.460347 -1.163885
51.460346 -1.162933
51.460345 -1.162388
51.460346 -1.162357
51.460367 -1.161552
51.460398 -1.160788
51.460405 -1.160571
51.460419 -1.160247
Geometry type
MultiLineString
Geometry points
20
First coordinate pair
-1.160247, 51.460419
Road section segments
1
Road section points
20
View geometry JSON
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.160247,
                51.460419
            ],
            [
                -1.159333,
                51.460459
            ],
            [
                -1.157576,
                51.460572
            ],
            [
                -1.15658,
                51.460655
            ],
            [
                -1.155441,
                51.460731
            ],
            [
                -1.155354,
                51.460737
            ],
            [
                -1.154847,
                51.46076
            ],
            [
                -1.167602,
                51.460447
            ],
            [
                -1.166874,
                51.460409
            ],
            [
                -1.166542,
                51.460405
            ],
            [
                -1.165523,
                51.460378
            ],
            [
                -1.165049,
                51.460365
            ],
            [
                -1.163885,
                51.460347
            ],
            [
                -1.162933,
                51.460346
            ],
            [
                -1.162388,
                51.460345
            ],
            [
                -1.162357,
                51.460346
            ],
            [
                -1.161552,
                51.460367
            ],
            [
                -1.160788,
                51.460398
            ],
            [
                -1.160571,
                51.460405
            ],
            [
                -1.160247,
                51.460419
            ]
        ]
    ]
}
View road section coordinates
[
    [
        [
            -1.160247,
            51.460419
        ],
        [
            -1.159333,
            51.460459
        ],
        [
            -1.157576,
            51.460572
        ],
        [
            -1.15658,
            51.460655
        ],
        [
            -1.155441,
            51.460731
        ],
        [
            -1.155354,
            51.460737
        ],
        [
            -1.154847,
            51.46076
        ],
        [
            -1.167602,
            51.460447
        ],
        [
            -1.166874,
            51.460409
        ],
        [
            -1.166542,
            51.460405
        ],
        [
            -1.165523,
            51.460378
        ],
        [
            -1.165049,
            51.460365
        ],
        [
            -1.163885,
            51.460347
        ],
        [
            -1.162933,
            51.460346
        ],
        [
            -1.162388,
            51.460345
        ],
        [
            -1.162357,
            51.460346
        ],
        [
            -1.161552,
            51.460367
        ],
        [
            -1.160788,
            51.460398
        ],
        [
            -1.160571,
            51.460405
        ],
        [
            -1.160247,
            51.460419
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Maintenance Work
Compliance
Mandatory
Probability
Certain
Validity status
Active
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
2
Record created
Thu, Aug 6, 2026 6:34 PM
Record versioned
Thu, Aug 6, 2026 9:31 PM
Coordinate source
Geometry

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