M4 westbound Jct 6 entry slip road closure

Active

M4 westbound Jct 6 entry slip road closure

Start time
Wed, Oct 28, 2026 9:01 PM
Expected end
Thu, Oct 29, 2026 6:00 AM
Duration
8 hours 59 minutes
Road
M4 – M4 J6 Westbound Access
Category
Road Maintenance
Direction
Westbound
Reason
Maintenance Work
Live incident
Active roadworks
Planned
Cleared
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First published
Wed, Oct 28, 2026 9:01 PM
Last updated
Wed, Oct 28, 2026 10:44 PM
Cleared
Thu, Oct 29, 2026 6:00 AM
  • Latest update: M4 westbound Jct 6 entry slip road closure
Coordinates
51.503799, -0.620827
Latitude span
51.502848 – 51.504709
Longitude span
-0.624178 – -0.617429
Bounding box centre
51.503778, -0.620804
Location descriptions
  • M4 J6 westbound access
Feed validity status
Active
Overall feed start
Wed, Oct 28, 2026 9:01 PM
Overall feed end
Thu, Oct 29, 2026 6:00 AM
Feed window length
8 hours 59 minutes
Probability code (raw)
certain
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 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

Segment 2

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
Geometry type
MultiLineString
Geometry points
14
First coordinate pair
-0.617429, 51.502848
Road section segments
1
Road section points
14
View geometry JSON
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -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
            ],
            [
                -0.622102,
                51.50412
            ],
            [
                -0.62217,
                51.504166
            ],
            [
                -0.622333,
                51.504206
            ],
            [
                -0.623332,
                51.504452
            ],
            [
                -0.623829,
                51.504575
            ],
            [
                -0.624178,
                51.504709
            ]
        ]
    ]
}
View road section coordinates
[
    [
        [
            -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
        ],
        [
            -0.622102,
            51.50412
        ],
        [
            -0.62217,
            51.504166
        ],
        [
            -0.622333,
            51.504206
        ],
        [
            -0.623332,
            51.504452
        ],
        [
            -0.623829,
            51.504575
        ],
        [
            -0.624178,
            51.504709
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Maintenance Work
Compliance
Mandatory
Probability
Certain
Validity status
Active
Road management
Carriageway Closures
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Wed, Oct 28, 2026 9:01 PM
Record versioned
Wed, Oct 28, 2026 10:44 PM
Coordinate source
Geometry

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