M4 eastbound lane 1 and 2 closure (100/8 to 98/2)

Cleared

Start time: Thu, Sep 17, 2026 7:07 PM
Expected end: Fri, Sep 18, 2026 5:00 AM
Duration: 3 hours 43 minutes 2 seconds
Road: M4 – M4 Eastbound Between J14 And J13
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Reason: Repair Work

Live incident

Active roadworks

Planned

Cleared

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First published: Thu, Sep 17, 2026 7:07 PM
Last updated: Thu, Sep 17, 2026 10:22 PM
Cleared: Thu, Sep 17, 2026 10:50 PM

Latest update: M4 eastbound lane 1 and 2 closure (100/8 to 98/2)

Coordinates: 51.448987, -1.418474
Latitude span: 51.446993 – 51.450937
Longitude span: -1.437909 – -1.400967
Bounding box centre: 51.448965, -1.419438
Location descriptions: M4 eastbound between J14 and J13

Feed validity status: Active
Overall feed start: Thu, Sep 17, 2026 7:07 PM
Overall feed end: Fri, Sep 18, 2026 5:00 AM
Feed window length: 9 hours 53 minutes
Probability code (raw): certain
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

10 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {7F348D43-44C5-4DC3-92F2-997C2990794C}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 678 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.449523 -1.415193
51.449554 -1.415002
51.449776 -1.413521
51.450081 -1.411352
51.450256 -1.409833
51.450434 -1.408191
51.450448 -1.408049
51.450517 -1.407307
51.450643 -1.405875
51.45066 -1.4056

Segment 2

5 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {C85B5ED4-896A-4D14-AF2D-1744BFE7C11C}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 260 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.450725 -1.4047
51.450745 -1.404431
51.450851 -1.40291
51.450891 -1.401974
51.450937 -1.400967

Segment 3

9 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {69751464-982A-44F2-A9A3-BB89DC4557B9}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 689 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.447942 -1.424788
51.447974 -1.424468
51.448291 -1.422261
51.448457 -1.421237
51.448789 -1.419285
51.449001 -1.418165
51.449238 -1.416807
51.449523 -1.415193
51.449523 -1.415193

Segment 4

2 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {E9ED0C1B-9FC0-4A78-BA99-F660A0F60396}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 62 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.45066 -1.4056
51.450725 -1.4047

Segment 5

14 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {551DC8B0-4BB3-4DC1-B80C-71B4B6489C13}
Linear Element Type: B Carriageway
From Distance: 649 m
To Distance: 1,568 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.446993 -1.437909
51.447005 -1.43729
51.447019 -1.436571
51.447067 -1.43516
51.447099 -1.43444
51.447182 -1.432986
51.447324 -1.430811
51.447384 -1.430091
51.447443 -1.429371
51.447512 -1.42865
51.447658 -1.427224
51.447821 -1.425783
51.447882 -1.425293
51.447942 -1.424788

Geometry type: MultiLineString
Geometry points: 40
First coordinate pair: -1.415193, 51.449523
Road section segments: 1
Road section points: 40

View geometry JSON

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            ],
            [
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            [
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}

View road section coordinates

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