M4 eastbound lane 1 closure (99/4 to 98/7)

Cleared

Start time: Tue, Aug 4, 2026 6:53 PM
Expected end: Wed, Aug 5, 2026 5:00 AM
Duration: 2 hours 47 minutes 1 second
Road: M4 – M4 Eastbound Between J14 And J13
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 3 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

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Cleared

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First published: Tue, Aug 4, 2026 6:53 PM
Last updated: Tue, Aug 4, 2026 9:09 PM
Cleared: Tue, Aug 4, 2026 9:40 PM

Latest update: M4 eastbound lane 1 closure (99/4 to 98/7)

Coordinates: 51.449691, -1.413850
Latitude span: 51.449025 – 51.450415
Longitude span: -1.418031 – -1.408371
Bounding box centre: 51.449720, -1.413201
Location descriptions: M4 eastbound between J14 and J13

Feed validity status: Active
Overall feed start: Tue, Aug 4, 2026 6:53 PM
Overall feed end: Wed, Aug 5, 2026 5:00 AM
Feed window length: 10 hours 7 minutes
Probability code (raw): certain
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

6 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 3 operational lanes
Direction On Section: East Bound
Direction Relative: Aligned
Height Grade: Start2 End2
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {7F348D43-44C5-4DC3-92F2-997C2990794C}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 484 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.449523 -1.415193
51.449554 -1.415002
51.449776 -1.413521
51.450081 -1.411352
51.450256 -1.409833
51.450415 -1.408371

Segment 2

4 coordinate pairs

Description: M4 eastbound between J14 and J13
Carriageway: Dual Carriageway
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 3 operational lanes
Direction On Section: East Bound
Direction Relative: Aligned
Height Grade: Start2 End2
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {69751464-982A-44F2-A9A3-BB89DC4557B9}
Linear Element Type: B Carriageway
From Distance: 485 m
To Distance: 689 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.449025 -1.418031
51.449238 -1.416807
51.449523 -1.415193
51.449523 -1.415193

Geometry type: MultiLineString
Geometry points: 10
First coordinate pair: -1.415193, 51.449523
Road section segments: 1
Road section points: 10

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.415193,
                51.449523
            ],
            [
                -1.415002,
                51.449554
            ],
            [
                -1.413521,
                51.449776
            ],
            [
                -1.411352,
                51.450081
            ],
            [
                -1.409833,
                51.450256
            ],
            [
                -1.408371,
                51.450415
            ],
            [
                -1.418031,
                51.449025
            ],
            [
                -1.416807,
                51.449238
            ],
            [
                -1.415193,
                51.449523
            ],
            [
                -1.415193,
                51.449523
            ]
        ]
    ]
}

View road section coordinates

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