Crash View

M4 eastbound lane 4 and 3 closure (50/3 to 45/8)

Planned

M4 eastbound lane 4 and 3 closure (50/3 to 45/8)

Start time
Mon, Oct 26, 2026 9:00 PM
Expected end
Tue, Oct 27, 2026 6:00 AM
Duration
9 hours
Road
M4 – M4 Eastbound Between J10 And J8
Category
Road Maintenance
Direction
Eastbound
Carriageway
Dual Carriageway
Reason
Maintenance Work
Live incident
Active roadworks
Planned
Cleared
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First published
Fri, Oct 16, 2026 5:00 AM
Last updated
Mon, Oct 26, 2026 8:04 AM
Cleared
Tue, Oct 27, 2026 6:00 AM
  • Latest update: M4 eastbound lane 4 and 3 closure (50/3 to 45/8)
Coordinates
51.483185, -0.756056
Latitude span
51.466746 – 51.495937
Longitude span
-0.776267 – -0.733118
Bounding box centre
51.481342, -0.754693
Location descriptions
  • M4 eastbound between J10 and J8
Feed validity status
Planned
Overall feed start
Mon, Oct 26, 2026 9:00 PM
Overall feed end
Tue, Oct 27, 2026 6:00 AM
Feed window length
9 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

5 coordinate pairs
Description
M4 eastbound between J10 and J8
Carriageway
Dual Carriageway
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{6D452CED-D559-49F3-B872-855A40BD59BB}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
248 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.494226 -0.736111
51.494796 -0.735122
51.495575 -0.733785
51.495591 -0.733758
51.495738 -0.733481

Segment 2

2 coordinate pairs
Description
M4 eastbound between J10 and J8
Carriageway
Dual Carriageway
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{240CCA21-9FE4-4A51-8653-7311281C837D}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
132 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.468254 -0.774168
51.469175 -0.772962

Segment 3

5 coordinate pairs
Description
M4 eastbound between J10 and J8
Carriageway
Dual Carriageway
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{8A77EB64-65B7-4A7A-A2F4-C7C018BF5569}
Linear Element Type
B Carriageway
From Distance
705 m
To Distance
927 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.466746 -0.776267
51.467286 -0.775487
51.467584 -0.775047
51.468148 -0.774306
51.468254 -0.774168

Segment 4

3 coordinate pairs
Description
M4 eastbound between J10 and J8
Carriageway
Dual Carriageway
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{394E8C98-DFB9-11A5-473C-261E7C67F490}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
33 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.495738 -0.733481
51.49584 -0.733289
51.495937 -0.733118

Segment 5

24 coordinate pairs
Description
M4 eastbound between J10 and J8
Carriageway
Dual Carriageway
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{083D6D01-FC84-49B1-87BC-C7037B790508}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
1,487 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.486866 -0.753922
51.487035 -0.753574
51.487172 -0.753285
51.487419 -0.752744
51.487753 -0.752014
51.488409 -0.750427
51.488506 -0.750192
51.488689 -0.749685
51.488817 -0.749332
51.488945 -0.748978
51.489175 -0.748338
51.489486 -0.747379
51.490069 -0.745562
51.490376 -0.74468
51.490479 -0.744388
51.490924 -0.743206
51.491339 -0.742124
51.49178 -0.741082
51.491978 -0.740598
51.493074 -0.738272
51.493446 -0.737553
51.493963 -0.73657
51.494149 -0.736246
51.494226 -0.736111

Segment 6

19 coordinate pairs
Description
M4 eastbound between J10 and J8
Carriageway
Dual Carriageway
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{5439E6C3-3C4E-403D-AEF8-AD6595A4004E}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
1,418 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.469175 -0.772962
51.469201 -0.772955
51.469668 -0.772446
51.469794 -0.772301
51.470632 -0.771397
51.471435 -0.770581
51.471698 -0.770321
51.472725 -0.769352
51.473339 -0.768833
51.474154 -0.768178
51.474976 -0.767563
51.475483 -0.767181
51.476481 -0.766425
51.477302 -0.765745
51.478329 -0.764868
51.479242 -0.764059
51.479685 -0.76364
51.480123 -0.763223
51.480297 -0.763045

Segment 7

22 coordinate pairs
Description
M4 eastbound between J10 and J8
Carriageway
Dual Carriageway
Lanes Restricted
0 lanes restricted
Operational Lanes
4 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
{87CC9658-EBCD-4558-8529-81E58CD48E98}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
972 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.480297 -0.763045
51.480368 -0.762985
51.480744 -0.762582
51.481038 -0.762272
51.481047 -0.762263
51.481306 -0.761999
51.48202 -0.761219
51.482852 -0.760252
51.483146 -0.759873
51.483376 -0.759576
51.483448 -0.759484
51.483987 -0.75876
51.484345 -0.758225
51.48448 -0.758032
51.484723 -0.757653
51.484741 -0.757624
51.485366 -0.756651
51.485607 -0.756228
51.485933 -0.75566
51.486067 -0.755409
51.486339 -0.754912
51.486866 -0.753922
Geometry type
MultiLineString
Geometry points
80
First coordinate pair
-0.736111, 51.494226
Road section segments
1
Road section points
80
View geometry JSON 
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View road section coordinates 
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]
Cause type
Road Maintenance
Detailed cause
Maintenance Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Fri, Oct 16, 2026 5:00 AM
Record versioned
Mon, Oct 26, 2026 8:04 AM
Coordinate source
Geometry

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