M4 westbound Jct 6 entry slip road closure
PlannedM4 westbound Jct 6 entry slip road closure
- Start time
- Tue, Apr 28, 2026 8:00 PM
- Expected end
- Wed, Apr 29, 2026 5:00 AM
- Duration
- 9 hours
- Road
- M4 – M4 Westbound Between J6 And J7
- Category
- Road Maintenance
- Direction
- Westbound
- Carriageway
- Dual Carriageway
- Reason
- Maintenance Work
Active
Planned
Cleared
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- First published
- Mon, Mar 16, 2026 12:37 PM
- Last updated
- Tue, Apr 28, 2026 7:23 AM
- Cleared
- Wed, Apr 29, 2026 5:00 AM
- Latest update: M4 westbound Jct 6 entry slip road closure
- Coordinates
- 51.504372, -0.623116
- Latitude span
- 51.502848 – 51.505523
- Longitude span
- -0.627928 – -0.617429
- Bounding box centre
- 51.504186, -0.622679
- Location descriptions
-
- M4 westbound between J6 and J7
- M4 J6 westbound access
- Feed validity status
- Planned
- Overall feed start
- Tue, Apr 28, 2026 8:00 PM
- Overall feed end
- Wed, Apr 29, 2026 5:00 AM
- Feed window length
- 9 hours
- Probability code (raw)
- probable
- Compliance option (raw)
- mandatory
- Source identification (raw)
- roadworks
- Management type value
- carriagewayClosures (Carriageway Closures)
- Contra-flow flag (raw)
- false
- Width restriction flag (raw)
- false
- Height restriction flag (raw)
- false
- Weight restriction flag (raw)
- false
Segment 1
8 coordinate pairs- Description
- M4 westbound between J6 and J7
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 3 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- West Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {4EA7E6B8-C67F-4CBE-8AE8-1A842186DBB7}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 267 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.504709 -0.624178 51.504776 -0.624484 51.504962 -0.625343 51.505001 -0.625523 51.505096 -0.625952 51.50522 -0.626568 51.50545 -0.6276 51.505499 -0.627819
Segment 2
2 coordinate pairs- Description
- M4 westbound between J6 and J7
- Carriageway
- Dual Carriageway
- Lanes Restricted
- 4 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- West Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {A7D14E74-40C3-F390-077F-5F0951B8EE72}
- Linear Element Type
- A Carriageway
- From Distance
- 0 m
- To Distance
- 8 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.505499 -0.627819 51.505523 -0.627928
Segment 3
6 coordinate pairs- Description
- M4 J6 westbound access
- Lanes Restricted
- 1 lane restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- West Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {7090A777-3F1F-520A-6913-B6CAB7C03A6D}
- Linear Element Type
- A Carriageway Entry Slip
- From Distance
- 0 m
- To Distance
- 159 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.50412 -0.622102 51.504166 -0.62217 51.504206 -0.622333 51.504452 -0.623332 51.504575 -0.623829 51.504709 -0.624178
Segment 4
8 coordinate pairs- Description
- M4 J6 westbound access
- Lanes Restricted
- 3 lanes restricted
- Operational Lanes
- 0 operational lanes
- Direction On Section
- West Bound
- Direction Relative
- Aligned
- Height Grade
- Start1 End1
- Linear Element Road
- M4
- Linear Element Model
- The Network Model
- Linear Element Id
- {E340A428-EF2B-4EA2-B69D-5CDF75266B60}
- Linear Element Type
- A Carriageway Entry Slip
- From Distance
- 8 m
- To Distance
- 363 m
- Gml Srs Name
- EPSG::4326
- Gml Srs Dimension
- 2
Raw coordinate list
51.502848 -0.617429 51.502947 -0.617588 51.502993 -0.617687 51.503058 -0.617858 51.503144 -0.618259 51.503842 -0.621033 51.504009 -0.621676 51.50412 -0.622102
- Geometry type
- MultiLineString
- Geometry points
- 24
- First coordinate pair
- -0.624178, 51.504709
- Road section segments
- 1
- Road section points
- 24
View geometry JSON
{
"type": "MultiLineString",
"coordinates": [
[
[
-0.624178,
51.504709
],
[
-0.624484,
51.504776
],
[
-0.625343,
51.504962
],
[
-0.625523,
51.505001
],
[
-0.625952,
51.505096
],
[
-0.626568,
51.50522
],
[
-0.6276,
51.50545
],
[
-0.627819,
51.505499
],
[
-0.627819,
51.505499
],
[
-0.627928,
51.505523
],
[
-0.622102,
51.50412
],
[
-0.62217,
51.504166
],
[
-0.622333,
51.504206
],
[
-0.623332,
51.504452
],
[
-0.623829,
51.504575
],
[
-0.624178,
51.504709
],
[
-0.617429,
51.502848
],
[
-0.617588,
51.502947
],
[
-0.617687,
51.502993
],
[
-0.617858,
51.503058
],
[
-0.618259,
51.503144
],
[
-0.621033,
51.503842
],
[
-0.621676,
51.504009
],
[
-0.622102,
51.50412
]
]
]
}
View road section coordinates
[
[
[
-0.624178,
51.504709
],
[
-0.624484,
51.504776
],
[
-0.625343,
51.504962
],
[
-0.625523,
51.505001
],
[
-0.625952,
51.505096
],
[
-0.626568,
51.50522
],
[
-0.6276,
51.50545
],
[
-0.627819,
51.505499
],
[
-0.627819,
51.505499
],
[
-0.627928,
51.505523
],
[
-0.622102,
51.50412
],
[
-0.62217,
51.504166
],
[
-0.622333,
51.504206
],
[
-0.623332,
51.504452
],
[
-0.623829,
51.504575
],
[
-0.624178,
51.504709
],
[
-0.617429,
51.502848
],
[
-0.617588,
51.502947
],
[
-0.617687,
51.502993
],
[
-0.617858,
51.503058
],
[
-0.618259,
51.503144
],
[
-0.621033,
51.503842
],
[
-0.621676,
51.504009
],
[
-0.622102,
51.50412
]
]
]
- Cause type
- Road Maintenance
- Detailed cause
- Maintenance Work
- Compliance
- Mandatory
- Probability
- Probable
- Validity status
- Planned
- Road management
- Carriageway Closures
- Feed provider
- National Highways
- Data source
- Roadworks
- Feed version
- 2
- Record created
- Mon, Mar 16, 2026 12:37 PM
- Record versioned
- Tue, Apr 28, 2026 7:23 AM
- Coordinate source
- Geometry
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