M4 eastbound Lane 3 closure (105/4 to 102/4)

Cleared

Start time: Tue, Oct 21, 2025 7:28 PM
Expected end: Wed, Oct 22, 2025 5:00 AM
Duration: 9 hours 32 minutes
Road: M4 – M4 Eastbound Between J14 And J13
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: Lane 3 closed, 1 of 3 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

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Cleared

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First published: Tue, Oct 21, 2025 7:28 PM
Last updated: Tue, Oct 21, 2025 9:38 PM
Cleared: Wed, Oct 22, 2025 5:00 AM

Latest update: M4 eastbound Lane 3 closure (105/4 to 102/4)

Coordinates: 51.452948, -1.480619
Latitude span: 51.448422 – 51.459372
Longitude span: -1.499825 – -1.460723
Bounding box centre: 51.453897, -1.480274
Location descriptions: M4 eastbound between J14 and J13

M4 eastbound within J14

M4 eastbound between J15 and J14

Feed validity status: Active
Overall feed start: Tue, Oct 21, 2025 7:28 PM
Overall feed end: Wed, Oct 22, 2025 5:00 AM
Feed window length: 9 hours 32 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

16 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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: {F2EC91F2-65D1-46AA-A0BB-D8315F25B073}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 895 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.450651 -1.473093
51.450648 -1.473076
51.450525 -1.472519
51.450458 -1.472218
51.450339 -1.471658
51.450017 -1.470151
51.449879 -1.469461
51.449787 -1.469002
51.449769 -1.46893
51.449585 -1.467968
51.449476 -1.467351
51.449252 -1.466087
51.448836 -1.463588
51.448669 -1.462453
51.448484 -1.461174
51.448422 -1.460723

Segment 2

8 coordinate pairs

Description: M4 eastbound within J14
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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 End2
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {9012E2C1-EEAA-4AFC-8B1C-DA9179CA1BC9}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 567 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.455541 -1.490664
51.454956 -1.488847
51.454864 -1.488545
51.454536 -1.487527
51.454308 -1.486796
51.454244 -1.486566
51.453806 -1.485089
51.453286 -1.483339

Segment 3

13 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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: 190 m
To Distance: 958 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.459372 -1.499825
51.459264 -1.499623
51.458865 -1.498821
51.458285 -1.497618
51.457731 -1.496401
51.457395 -1.495642
51.457304 -1.495412
51.457141 -1.495018
51.456822 -1.494252
51.456177 -1.492546
51.456031 -1.492145
51.455849 -1.491614
51.455541 -1.490664

Segment 4

3 coordinate pairs

Description: M4 eastbound within J14
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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 End2
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {EA6272A0-E354-4254-A614-E31C85E6D795}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 120 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.453286 -1.483339
51.453268 -1.483281
51.452848 -1.481761

Segment 5

5 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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: {B356B72F-50D7-48A1-975F-7A7BD514EC27}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 86 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.45093 -1.474249
51.450825 -1.473811
51.450821 -1.473795
51.450752 -1.47351
51.450651 -1.473093

Segment 6

7 coordinate pairs

Description: M4 eastbound within J14
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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: {12B748A0-A7C5-42B0-954A-B774DB5C6369}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 563 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.452848 -1.481761
51.452409 -1.480154
51.452364 -1.479982
51.452025 -1.478676
51.451668 -1.477356
51.451531 -1.476767
51.45093 -1.474249

Geometry type: MultiLineString
Geometry points: 52
First coordinate pair: -1.473093, 51.450651
Road section segments: 1
Road section points: 52

View geometry JSON

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View road section coordinates

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