M4 eastbound lane 1 and lane 2 closure (34/0 to 32/4)

Cleared

Start time: Wed, Sep 30, 2026 7:00 PM
Expected end: Thu, Oct 1, 2026 5:00 AM
Duration: 10 hours
Road: M4 – M4 Eastbound Between J6 And J5
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: Tue, Sep 22, 2026 1:16 PM
Last updated: Thu, Oct 1, 2026 4:52 AM
Cleared: Thu, Oct 1, 2026 5:00 AM

Latest update: M4 eastbound lane 1 and lane 2 closure (34/0 to 32/4)

Coordinates: 51.487747, -0.570953
Latitude span: 51.486577 – 51.490878
Longitude span: -0.580460 – -0.560056
Bounding box centre: 51.488728, -0.570258
Location descriptions: M4 eastbound between J6 and J5

Feed validity status: Planned
Overall feed start: Wed, Sep 30, 2026 7:00 PM
Overall feed end: Thu, Oct 1, 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

31 coordinate pairs

Description: M4 eastbound between J6 and J5
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: {4CB54456-8BB5-4985-B157-0BF450980DE7}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 1,018 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.487803 -0.574323
51.487743 -0.574132
51.487715 -0.574061
51.487705 -0.574027
51.487701 -0.574013
51.487668 -0.57389
51.487489 -0.573218
51.487309 -0.572489
51.48716 -0.571785
51.487061 -0.571316
51.486954 -0.570671
51.486799 -0.569592
51.486777 -0.569438
51.4867 -0.568723
51.486666 -0.568404
51.486633 -0.567945
51.486593 -0.566909
51.486589 -0.566563
51.486577 -0.56557
51.48658 -0.565188
51.48658 -0.565109
51.4866 -0.564489
51.486653 -0.563666
51.486724 -0.562915
51.486739 -0.562746
51.486748 -0.56264
51.486838 -0.56197
51.486847 -0.561903
51.486954 -0.561136
51.487081 -0.560455
51.48716 -0.560056

Segment 2

15 coordinate pairs

Description: M4 eastbound between J6 and J5
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: {068C0EB9-E240-4DFE-B996-F6E071EDD4E5}
Linear Element Type: B Carriageway
From Distance: 886 m
To Distance: 1,437 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.490878 -0.58046
51.490877 -0.580459
51.490776 -0.580318
51.490319 -0.579684
51.490044 -0.579275
51.489741 -0.578766
51.489392 -0.578143
51.489115 -0.577604
51.488931 -0.577235
51.488672 -0.576667
51.488385 -0.575985
51.488209 -0.5755
51.488088 -0.575187
51.487976 -0.574874
51.487803 -0.574323

Geometry type: MultiLineString
Geometry points: 46
First coordinate pair: -0.574323, 51.487803
Road section segments: 1
Road section points: 46

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