M4 eastbound lanes 3 and 2 closed (137/9b to 135/2b)

Cleared

Start time: Fri, May 15, 2026 8:00 PM
Expected end: Sat, May 16, 2026 5:00 AM
Duration: 9 hours
Road: M4 – M4 Eastbound Between J17 And J16
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: 2 of 2 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

Hover or tap markers for full details

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment

Planning history

EPC ratings & more

Get a property report

First published: Mon, Apr 27, 2026 1:53 PM
Last updated: Fri, May 15, 2026 7:57 PM
Cleared: Sat, May 16, 2026 5:00 AM

Latest update: M4 eastbound lanes 3 and 2 closed (137/9b to 135/2b)

Coordinates: 51.558020, -1.903928
Latitude span: 51.555465 – 51.559508
Longitude span: -1.919346 – -1.883018
Bounding box centre: 51.557487, -1.901182
Location descriptions: M4 eastbound between J17 and J16

Feed validity status: Planned
Overall feed start: Fri, May 15, 2026 8:00 PM
Overall feed end: Sat, May 16, 2026 5:00 AM
Feed window length: 9 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

22 coordinate pairs

Description: M4 eastbound between J17 and J16
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 2 operational lanes
Direction On Section: East Bound
Direction Relative: Aligned
Height Grade: Start2 End1
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {CF488CB2-3A05-4F28-81C0-594B7EA08D52}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 1,469 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.559205 -1.90999
51.559317 -1.909285
51.559396 -1.908579
51.559453 -1.907915
51.559486 -1.907227
51.559508 -1.906448
51.559496 -1.905523
51.559446 -1.904629
51.559339 -1.903443
51.559244 -1.902688
51.559133 -1.902025
51.559 -1.901356
51.558764 -1.900322
51.558608 -1.899635
51.5579 -1.896904
51.557572 -1.895469
51.557431 -1.894751
51.557286 -1.893991
51.557157 -1.89323
51.557031 -1.892409
51.55687 -1.89115
51.556697 -1.889527

Segment 2

7 coordinate pairs

Description: M4 eastbound between J17 and J16
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: {5A3989CE-A955-48CB-85C8-BDCB987B5507}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 461 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.556697 -1.889527
51.556497 -1.88758
51.556397 -1.8866
51.556306 -1.885994
51.556144 -1.884898
51.555972 -1.883846
51.55583 -1.883018

Segment 3

20 coordinate pairs

Description: M4 eastbound between J17 and J16
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 2 operational lanes
Direction On Section: East Bound
Direction Relative: Aligned
Height Grade: Start2 End2
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {78EAEC76-F386-406C-9636-812253624718}
Linear Element Type: B Carriageway
From Distance: 722 m
To Distance: 1,503 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.555465 -1.919346
51.555596 -1.919099
51.556584 -1.917337
51.557321 -1.915995
51.557608 -1.915388
51.55785 -1.91484
51.557877 -1.914767
51.558138 -1.914147
51.558335 -1.913598
51.558425 -1.913324
51.558515 -1.913079
51.558541 -1.912992
51.558568 -1.912891
51.558694 -1.912458
51.558819 -1.911967
51.558936 -1.911477
51.559035 -1.911015
51.559106 -1.910625
51.559178 -1.910192
51.559205 -1.90999

Geometry type: MultiLineString
Geometry points: 49
First coordinate pair: -1.909990, 51.559205
Road section segments: 1
Road section points: 49

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.90999,
                51.559205
            ],
            [
                -1.909285,
                51.559317
            ],
            [
                -1.908579,
                51.559396
            ],
            [
                -1.907915,
                51.559453
            ],
            [
                -1.907227,
                51.559486
            ],
            [
                -1.906448,
                51.559508
            ],
            [
                -1.905523,
                51.559496
            ],
            [
                -1.904629,
                51.559446
            ],
            [
                -1.903443,
                51.559339
            ],
            [
                -1.902688,
                51.559244
            ],
            [
                -1.902025,
                51.559133
            ],
            [
                -1.901356,
                51.559
            ],
            [
                -1.900322,
                51.558764
            ],
            [
                -1.899635,
                51.558608
            ],
            [
                -1.896904,
                51.5579
            ],
            [
                -1.895469,
                51.557572
            ],
            [
                -1.894751,
                51.557431
            ],
            [
                -1.893991,
                51.557286
            ],
            [
                -1.89323,
                51.557157
            ],
            [
                -1.892409,
                51.557031
            ],
            [
                -1.89115,
                51.55687
            ],
            [
                -1.889527,
                51.556697
            ],
            [
                -1.889527,
                51.556697
            ],
            [
                -1.88758,
                51.556497
            ],
            [
                -1.8866,
                51.556397
            ],
            [
                -1.885994,
                51.556306
            ],
            [
                -1.884898,
                51.556144
            ],
            [
                -1.883846,
                51.555972
            ],
            [
                -1.883018,
                51.55583
            ],
            [
                -1.919346,
                51.555465
            ],
            [
                -1.919099,
                51.555596
            ],
            [
                -1.917337,
                51.556584
            ],
            [
                -1.915995,
                51.557321
            ],
            [
                -1.915388,
                51.557608
            ],
            [
                -1.91484,
                51.55785
            ],
            [
                -1.914767,
                51.557877
            ],
            [
                -1.914147,
                51.558138
            ],
            [
                -1.913598,
                51.558335
            ],
            [
                -1.913324,
                51.558425
            ],
            [
                -1.913079,
                51.558515
            ],
            [
                -1.912992,
                51.558541
            ],
            [
                -1.912891,
                51.558568
            ],
            [
                -1.912458,
                51.558694
            ],
            [
                -1.911967,
                51.558819
            ],
            [
                -1.911477,
                51.558936
            ],
            [
                -1.911015,
                51.559035
            ],
            [
                -1.910625,
                51.559106
            ],
            [
                -1.910192,
                51.559178
            ],
            [
                -1.90999,
                51.559205
            ]
        ]
    ]
}

View road section coordinates

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