M40 Westbound Jct 1A to M25 Clockwise and Anti-Clockwise Jct 16 Link and Slip Road Closure

Cleared

Start time: Wed, Sep 23, 2026 9:00 PM
Expected end: Thu, Sep 24, 2026 4:30 AM
Duration: 2 hours 35 minutes 1 second
Road: M40 – Link Road From M40 J1A Northbound To M25 J16 Anti-Clockwise
Category: Road Maintenance
Direction: Anticlockwise
Reason: Repair Work

Live incident

Active roadworks

Planned

Cleared

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First published: Wed, Sep 23, 2026 8:46 PM
Last updated: Wed, Sep 23, 2026 11:01 PM
Cleared: Wed, Sep 23, 2026 11:35 PM

Latest update: M40 Westbound Jct 1A to M25 Clockwise and Anti-Clockwise Jct 16 Link and Slip Road Closure

Coordinates: 51.554779, -0.525916
Latitude span: 51.550942 – 51.557858
Longitude span: -0.526919 – -0.523464
Bounding box centre: 51.554400, -0.525192
Location descriptions: link road from M40 J1A northbound to M25 J16 anti-clockwise

Feed validity status: Active
Overall feed start: Wed, Sep 23, 2026 9:00 PM
Overall feed end: Thu, Sep 24, 2026 4:30 AM
Feed window length: 7 hours 30 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

6 coordinate pairs

Description: link road from M40 J1A northbound to M25 J16 anti-clockwise
Lanes Restricted: 2 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: Anticlockwise
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M40
Linear Element Model: The Network Model
Linear Element Id: {E0EACD01-7D6F-4E09-BAF7-29A5329B969B}
Linear Element Type: B Carriageway Entry Slip
From Distance: 0 m
To Distance: 221 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.552623 -0.525171
51.552505 -0.525048
51.552109 -0.524605
51.551674 -0.52411
51.551533 -0.523952
51.550942 -0.523464

Segment 2

20 coordinate pairs

Description: link road from M40 J1A northbound to M25 J16 anti-clockwise
Lanes Restricted: 2 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: Anticlockwise
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M40
Linear Element Model: The Network Model
Linear Element Id: {36AC4910-717D-46A6-A7DB-EDF04BFF911F}
Linear Element Type: B Carriageway Entry Slip
From Distance: 9 m
To Distance: 627 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.557858 -0.526017
51.557794 -0.526065
51.557586 -0.526218
51.557336 -0.526385
51.557167 -0.526491
51.557015 -0.526568
51.556845 -0.526646
51.556657 -0.526724
51.556352 -0.526821
51.556173 -0.52687
51.555863 -0.526919
51.555673 -0.526911
51.555239 -0.526841
51.554846 -0.526739
51.554395 -0.526573
51.553874 -0.526289
51.553526 -0.526035
51.553145 -0.525702
51.552911 -0.52547
51.552623 -0.525171

Geometry type: MultiLineString
Geometry points: 26
First coordinate pair: -0.525171, 51.552623
Road section segments: 1
Road section points: 26

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.525171,
                51.552623
            ],
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                -0.525048,
                51.552505
            ],
            [
                -0.524605,
                51.552109
            ],
            [
                -0.52411,
                51.551674
            ],
            [
                -0.523952,
                51.551533
            ],
            [
                -0.523464,
                51.550942
            ],
            [
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                51.557858
            ],
            [
                -0.526065,
                51.557794
            ],
            [
                -0.526218,
                51.557586
            ],
            [
                -0.526385,
                51.557336
            ],
            [
                -0.526491,
                51.557167
            ],
            [
                -0.526568,
                51.557015
            ],
            [
                -0.526646,
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            ],
            [
                -0.526724,
                51.556657
            ],
            [
                -0.526821,
                51.556352
            ],
            [
                -0.52687,
                51.556173
            ],
            [
                -0.526919,
                51.555863
            ],
            [
                -0.526911,
                51.555673
            ],
            [
                -0.526841,
                51.555239
            ],
            [
                -0.526739,
                51.554846
            ],
            [
                -0.526573,
                51.554395
            ],
            [
                -0.526289,
                51.553874
            ],
            [
                -0.526035,
                51.553526
            ],
            [
                -0.525702,
                51.553145
            ],
            [
                -0.52547,
                51.552911
            ],
            [
                -0.525171,
                51.552623
            ]
        ]
    ]
}

View road section coordinates

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