M40 Jct 4 roundabout lane 1 closure

Planned

Start time: Mon, Aug 24, 2026 8:00 PM
Expected end: Tue, Aug 25, 2026 5:00 AM
Duration: 9 hours
Road: A404 – Roundabout At M40 J4/A404
Category: Road Maintenance
Direction: Clockwise
Lanes affected: Lane 1 closed, 1 of 1 lanes affected, 1 of 4 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Fri, Aug 14, 2026 1:00 PM
Last updated: Mon, Aug 24, 2026 12:23 AM
Cleared: Tue, Aug 25, 2026 5:00 AM

Latest update: M40 Jct 4 roundabout lane 1 closure

Coordinates: 51.613128, -0.768810
Latitude span: 51.612913 – 51.613204
Longitude span: -0.769473 – -0.768114
Bounding box centre: 51.613059, -0.768794
Location descriptions: roundabout at M40 J4/A404

Feed validity status: Planned
Overall feed start: Mon, Aug 24, 2026 8:00 PM
Overall feed end: Tue, Aug 25, 2026 5:00 AM
Feed window length: 9 hours
Probability code (raw): probable
Compliance option (raw): mandatory
Source identification (raw): roadworks

Management type value: other
Contra-flow flag (raw): false
Width restriction flag (raw): false
Height restriction flag (raw): false
Weight restriction flag (raw): false

Segment 1

5 coordinate pairs

Description: roundabout at M40 J4/A404
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 1 operational lane
Direction On Section: Clockwise
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A404
Linear Element Model: The Network Model
Linear Element Id: {B826732A-D491-419D-837E-FA942F321679}
Linear Element Type: Other
From Distance: 0 m
To Distance: 41 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.613203 -0.768707
51.613204 -0.76846
51.613195 -0.768263
51.61318 -0.768172
51.613166 -0.768114

Segment 2

7 coordinate pairs

Description: roundabout at M40 J4/A404
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 4 operational lanes
Direction On Section: Clockwise
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A404
Linear Element Model: The Network Model
Linear Element Id: {E5C781DB-A007-46A6-9A41-BC09F7F2D531}
Linear Element Type: Other
From Distance: 15 m
To Distance: 81 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.612913 -0.769473
51.612927 -0.769464
51.613055 -0.769322
51.613123 -0.7692
51.613171 -0.769027
51.613201 -0.768811
51.613203 -0.768707

Geometry type: MultiLineString
Geometry points: 12
First coordinate pair: -0.768707, 51.613203
Road section segments: 1
Road section points: 12

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.768707,
                51.613203
            ],
            [
                -0.76846,
                51.613204
            ],
            [
                -0.768263,
                51.613195
            ],
            [
                -0.768172,
                51.61318
            ],
            [
                -0.768114,
                51.613166
            ],
            [
                -0.769473,
                51.612913
            ],
            [
                -0.769464,
                51.612927
            ],
            [
                -0.769322,
                51.613055
            ],
            [
                -0.7692,
                51.613123
            ],
            [
                -0.769027,
                51.613171
            ],
            [
                -0.768811,
                51.613201
            ],
            [
                -0.768707,
                51.613203
            ]
        ]
    ]
}

View road section coordinates

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