M4 eastbound lane 1 and 2 closure (36/0 to 35/0)

Planned

Start time: Wed, Jan 14, 2026 8:00 PM
Expected end: Thu, Jan 15, 2026 6:00 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: Repair Work

Active

Planned

Cleared

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First published: Mon, Jan 5, 2026 1:57 PM
Last updated: Wed, Jan 14, 2026 4:12 AM
Cleared: Thu, Jan 15, 2026 6:00 AM

Latest update: M4 eastbound lane 1 and 2 closure (36/0 to 35/0)

Coordinates: 51.500950, -0.594235
Latitude span: 51.498703 – 51.502260
Longitude span: -0.601185 – -0.588477
Bounding box centre: 51.500482, -0.594831
Location descriptions: M4 eastbound between J6 and J5

Feed validity status: Planned
Overall feed start: Wed, Jan 14, 2026 8:00 PM
Overall feed end: Thu, Jan 15, 2026 6:00 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

21 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: Start2 End1
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {81925C68-8A6D-426A-9EE0-E1B4E4D78D08}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 769 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.502258 -0.60042
51.502259 -0.599772
51.502249 -0.599508
51.502246 -0.599441
51.502229 -0.598736
51.502156 -0.597902
51.502125 -0.597615
51.502095 -0.597328
51.502006 -0.596682
51.501909 -0.596109
51.501794 -0.595464
51.501737 -0.595206
51.501604 -0.594663
51.50151 -0.59432
51.50151 -0.594306
51.501229 -0.593349
51.500912 -0.592465
51.500569 -0.591612
51.500449 -0.591342
51.500081 -0.590633
51.499892 -0.590285

Segment 2

6 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: {4F9BDE82-827A-4CAB-AB09-98F4A9D76B20}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 92 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.499892 -0.590285
51.499649 -0.589839
51.499553 -0.589684
51.499475 -0.589556
51.499383 -0.589409
51.499322 -0.589311

Segment 3

5 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: {EF051C6D-D508-45C7-A976-825E5FD663BB}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 89 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.499322 -0.589311
51.499264 -0.589217
51.499017 -0.588879
51.498776 -0.588569
51.498703 -0.588477

Segment 4

2 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: Start2 End2
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {1716BF62-6367-42CC-8F65-4341CD369A27}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 11 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.50226 -0.600579
51.502258 -0.60042

Segment 5

2 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 End2
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {25026762-6C0E-4CDE-B15A-47067E70F47B}
Linear Element Type: B Carriageway
From Distance: 652 m
To Distance: 694 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.502252 -0.601185
51.50226 -0.600579

Geometry type: MultiLineString
Geometry points: 36
First coordinate pair: -0.600420, 51.502258
Road section segments: 1
Road section points: 36

View geometry JSON

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}

View road section coordinates

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