M40 Northbound to M25 Southbound link road closure

Cleared

Start time: Mon, Jul 6, 2026 10:00 PM
Expected end: Tue, Jul 7, 2026 5:00 AM
Duration: 5 hours 25 minutes 2 seconds
Road: M40 – M40 Northbound Between J1 And J1A
Category: Road Maintenance
Direction: Northbound
Carriageway: Dual Carriageway
Reason: Roadworks

Live incident

Active roadworks

Planned

Cleared

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First published: Tue, Jun 17, 2025 10:35 AM
Last updated: Tue, Jul 7, 2026 3:12 AM
Cleared: Tue, Jul 7, 2026 3:25 AM

Latest update: M40 Northbound to M25 Southbound link road closure

Coordinates: 51.560600, -0.518756
Latitude span: 51.560386 – 51.560844
Longitude span: -0.520289 – -0.516689
Bounding box centre: 51.560615, -0.518489
Location descriptions: M40 northbound between J1 and J1A

link road from M40 J1A northbound to M25 J16

Feed validity status: Planned
Overall feed start: Mon, Jul 6, 2026 10:00 PM
Overall feed end: Tue, Jul 7, 2026 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

6 coordinate pairs

Description: M40 northbound between J1 and J1A
Carriageway: Dual Carriageway
Lanes Restricted: 4 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M40
Linear Element Model: The Network Model
Linear Element Id: {6B6B6DAC-B87E-4754-9697-55C82AD9FE83}
Linear Element Type: A Carriageway
From Distance: 1 m
To Distance: 209 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.560844 -0.516689
51.560814 -0.516953
51.56074 -0.517503
51.560604 -0.518821
51.560522 -0.519458
51.560508 -0.519637

Segment 2

3 coordinate pairs

Description: link road from M40 J1A northbound to M25 J16
Lanes Restricted: 3 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M40
Linear Element Model: The Network Model
Linear Element Id: {77CB5BFC-E969-47DF-947F-4978C5DAACEB}
Linear Element Type: A Carriageway Exit Slip
From Distance: 0 m
To Distance: 47 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.560508 -0.519637
51.560473 -0.51982
51.560386 -0.520289

Geometry type: MultiLineString
Geometry points: 9
First coordinate pair: -0.516689, 51.560844
Road section segments: 1
Road section points: 9

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.516689,
                51.560844
            ],
            [
                -0.516953,
                51.560814
            ],
            [
                -0.517503,
                51.56074
            ],
            [
                -0.518821,
                51.560604
            ],
            [
                -0.519458,
                51.560522
            ],
            [
                -0.519637,
                51.560508
            ],
            [
                -0.519637,
                51.560508
            ],
            [
                -0.51982,
                51.560473
            ],
            [
                -0.520289,
                51.560386
            ]
        ]
    ]
}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Roadworks
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Carriageway Closures