M4 Westbound Heston services exit slip road closure

Cleared

Start time: Thu, Nov 6, 2025 10:00 PM
Expected end: Fri, Nov 7, 2025 5:00 AM
Duration: 7 hours
Road: M4 – M4 Westbound At The Heston Services Slip Road Between J2 And J3
Category: Construction Work
Direction: Westbound
Carriageway: Dual Carriageway
Reason: Other

Live incident

Active roadworks

Planned

Cleared

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First published: Wed, Oct 22, 2025 11:56 AM
Last updated: Thu, Nov 6, 2025 9:38 PM
Cleared: Fri, Nov 7, 2025 5:00 AM

Latest update: M4 Westbound Heston services exit slip road closure

Coordinates: 51.487412, -0.389921
Latitude span: 51.487009 – 51.487791
Longitude span: -0.393696 – -0.384267
Bounding box centre: 51.487400, -0.388982
Location descriptions: M4 westbound at the Heston services slip road between J2 and J3

M4 westbound between J2 and J3

Feed validity status: Planned
Overall feed start: Thu, Nov 6, 2025 10:00 PM
Overall feed end: Fri, Nov 7, 2025 5:00 AM
Feed window length: 7 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

21 coordinate pairs

Description: M4 westbound at the Heston services slip road between J2 and J3
Lanes Restricted: 2 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: {EBA9E12F-1A61-45A2-B126-5BAA44BCA332}
Linear Element Type: A Carriageway Exit Slip
From Distance: 0 m
To Distance: 481 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.487721 -0.386978
51.487694 -0.388169
51.487671 -0.388788
51.487648 -0.389739
51.487641 -0.389883
51.487625 -0.390042
51.487568 -0.390448
51.487517 -0.390709
51.487483 -0.390825
51.487414 -0.391058
51.48718 -0.391686
51.48713 -0.391889
51.487112 -0.391962
51.487069 -0.392151
51.487045 -0.392324
51.48702 -0.392512
51.487014 -0.3927
51.487009 -0.393002
51.487022 -0.393304
51.487034 -0.393534
51.487057 -0.393696

Segment 2

6 coordinate pairs

Description: M4 westbound between J2 and J3
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: {BC19F013-D5C1-49D0-BBFD-DD9A8042C216}
Linear Element Type: A Carriageway
From Distance: 222 m
To Distance: 411 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.487791 -0.384267
51.487789 -0.38429
51.487731 -0.385314
51.487724 -0.385487
51.487706 -0.386136
51.487721 -0.386978

Geometry type: MultiLineString
Geometry points: 27
First coordinate pair: -0.386978, 51.487721
Road section segments: 1
Road section points: 27

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
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                -0.386978,
                51.487721
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                51.487671
            ],
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            ],
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            ],
            [
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            ],
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                -0.393534,
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            ],
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                -0.393696,
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            ],
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                -0.384267,
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            ],
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            ],
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            ],
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            ],
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            ],
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            ]
        ]
    ]
}

View road section coordinates

Cause type: Construction Work
Detailed cause: Other
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Carriageway Closures