M4 eastbound lane 3 and 2 closure (82/7 to 80/1)

Planned

Start time: Mon, Aug 17, 2026 7:00 PM
Expected end: Tue, Aug 18, 2026 5:00 AM
Duration: 10 hours
Road: M4 – M4 Eastbound Between J13 And J12
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: 2 of 2 lanes affected
Reason: Repair Work

Live incident

Active roadworks

Planned

Cleared

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First published: Fri, May 29, 2026 11:17 AM
Last updated: Mon, Aug 17, 2026 9:23 AM
Cleared: Tue, Aug 18, 2026 5:00 AM

Latest update: M4 eastbound lane 3 and 2 closure (82/7 to 80/1)

Coordinates: 51.460345, -1.169739
Latitude span: 51.459262 – 51.460875
Longitude span: -1.187573 – -1.150383
Bounding box centre: 51.460069, -1.168978
Location descriptions: M4 eastbound between J13 and J12

Feed validity status: Planned
Overall feed start: Mon, Aug 17, 2026 7:00 PM
Overall feed end: Tue, Aug 18, 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

11 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: Start2 End1
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {656CE24A-7DC5-4C6B-94B3-AD7BDD58F4E6}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 476 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.459828 -1.18416
51.459939 -1.183395
51.460007 -1.182789
51.460066 -1.182293
51.4601 -1.18201
51.460108 -1.181937
51.460219 -1.180929
51.460379 -1.179111
51.460445 -1.178289
51.460484 -1.177407
51.460484 -1.177393

Segment 2

20 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: 0 m
To Distance: 1,192 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.460484 -1.177393
51.460559 -1.175736
51.460594 -1.174412
51.460613 -1.173462
51.460609 -1.17178
51.460578 -1.170068
51.460555 -1.169625
51.460525 -1.169115
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

Segment 3

6 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: {8B50833F-3FCA-463A-B396-9C6C59C1F58D}
Linear Element Type: B Carriageway
From Distance: 1,143 m
To Distance: 1,388 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.459262 -1.187573
51.459301 -1.187379
51.459595 -1.185675
51.459779 -1.184534
51.459802 -1.184391
51.459828 -1.18416

Segment 4

11 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: 687 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
51.460831 -1.153249
51.460861 -1.152384
51.460862 -1.152133
51.460874 -1.151077
51.460875 -1.150383

Geometry type: MultiLineString
Geometry points: 48
First coordinate pair: -1.184160, 51.459828
Road section segments: 1
Road section points: 48

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