M4 eastbound lane 1 and 2 closure (60/7 to 58/3)

Cleared

Start time: Wed, Apr 8, 2026 7:00 PM
Expected end: Thu, Apr 9, 2026 5:00 AM
Duration: 10 hours
Road: M4 – M4 Eastbound Between J11 And J10
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: Mon, Mar 16, 2026 10:24 AM
Last updated: Thu, Apr 9, 2026 4:32 AM
Cleared: Thu, Apr 9, 2026 5:00 AM

Latest update: M4 eastbound lane 1 and 2 closure (60/7 to 58/3)

Coordinates: 51.424364, -0.884496
Latitude span: 51.422034 – 51.425052
Longitude span: -0.902563 – -0.868839
Bounding box centre: 51.423543, -0.885701
Location descriptions: M4 eastbound between J11 and J10

Feed validity status: Planned
Overall feed start: Wed, Apr 8, 2026 7:00 PM
Overall feed end: Thu, Apr 9, 2026 5:00 AM
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

16 coordinate pairs

Description: M4 eastbound between J11 and J10
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: {E7F917C2-FC34-425D-BD67-C860F49000BD}
Linear Element Type: B Carriageway
From Distance: 3,365 m
To Distance: 4,067 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.422034 -0.902563
51.422666 -0.900628
51.422937 -0.899745
51.423207 -0.898832
51.423502 -0.897746
51.423553 -0.897529
51.42377 -0.896604
51.423814 -0.89643
51.423943 -0.89588
51.424037 -0.895375
51.424122 -0.894927
51.424157 -0.894739
51.424294 -0.893916
51.424335 -0.893598
51.424361 -0.893439
51.424395 -0.893237

Segment 2

16 coordinate pairs

Description: M4 eastbound between J11 and J10
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: {6129B0E0-272E-4961-B39B-72CBF1BA253E}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 807 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.424395 -0.893237
51.424412 -0.893107
51.424546 -0.892097
51.424629 -0.891304
51.42471 -0.890425
51.424813 -0.888898
51.424842 -0.888235
51.424857 -0.886969
51.424864 -0.88671
51.424861 -0.886408
51.424853 -0.885531
51.424815 -0.88441
51.424792 -0.883879
51.424728 -0.882801
51.424646 -0.881753
51.424645 -0.881696

Segment 3

20 coordinate pairs

Description: M4 eastbound between J11 and J10
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: {5C11CD8C-9D62-4E59-979A-444EA798C6F9}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 859 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.424645 -0.881696
51.424616 -0.881481
51.424463 -0.879528
51.424421 -0.87894
51.424398 -0.878523
51.424345 -0.877532
51.424331 -0.876123
51.424333 -0.875936
51.42434 -0.875217
51.42437 -0.874525
51.424408 -0.873834
51.424412 -0.873776
51.424464 -0.873056
51.424538 -0.872335
51.42457 -0.871975
51.424603 -0.871701
51.424687 -0.871051
51.424737 -0.870647
51.42489 -0.869694
51.424942 -0.869463

Segment 4

3 coordinate pairs

Description: M4 eastbound between J11 and J10
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: {EDDC4228-5672-46FE-BB21-9E4E614596D8}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 45 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.424942 -0.869463
51.42497 -0.869307
51.425052 -0.868839

Geometry type: MultiLineString
Geometry points: 55
First coordinate pair: -0.902563, 51.422034
Road section segments: 1
Road section points: 55

View geometry JSON

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}

View road section coordinates

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