M4 eastbound lane 1 closure (106/5 to 105/6)

Planned

Start time: Fri, Aug 7, 2026 7:00 PM
Expected end: Sat, Aug 8, 2026 5:00 AM
Duration: 10 hours
Road: M4 – M4 Eastbound Between J15 And J14
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 3 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Thu, Jul 23, 2026 1:39 PM
Last updated: Fri, Aug 7, 2026 4:33 AM
Cleared: Sat, Aug 8, 2026 5:00 AM

Latest update: M4 eastbound lane 1 closure (106/5 to 105/6)

Coordinates: 51.462564, -1.505076
Latitude span: 51.459206 – 51.466184
Longitude span: -1.510993 – -1.499505
Bounding box centre: 51.462695, -1.505249
Location descriptions: M4 eastbound between J15 and J14

Feed validity status: Planned
Overall feed start: Fri, Aug 7, 2026 7:00 PM
Overall feed end: Sat, Aug 8, 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

15 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 3 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: {003A2CF1-A9FA-4FE5-B69F-907EDF1D988D}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 868 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.466028 -1.510705
51.465566 -1.509832
51.465222 -1.509217
51.464388 -1.507815
51.464225 -1.507558
51.463999 -1.507186
51.463936 -1.507086
51.46333 -1.506185
51.461964 -1.504257
51.461855 -1.504089
51.461556 -1.503628
51.461339 -1.503299
51.461095 -1.502899
51.460533 -1.501941
51.460506 -1.501883

Segment 2

5 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 3 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: {1438C3D2-9FBB-42D6-B8DE-361FEE6DDFE8}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 219 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.460506 -1.501883
51.460071 -1.501125
51.459609 -1.500267
51.459264 -1.499623
51.459206 -1.499505

Segment 3

2 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 3 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: {01DA6655-5322-47D3-8723-F922C922745C}
Linear Element Type: B Carriageway
From Distance: 1,443 m
To Distance: 1,470 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.466184 -1.510993
51.466028 -1.510705

Geometry type: MultiLineString
Geometry points: 22
First coordinate pair: -1.510705, 51.466028
Road section segments: 1
Road section points: 22

View geometry JSON

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    "type": "MultiLineString",
    "coordinates": [
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                -1.510705,
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            [
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            [
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            [
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            ],
            [
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            ],
            [
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            ],
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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