M4 eastbound lane 3 closure (117/3 to 116/5)

Cleared

Start time: Tue, Aug 4, 2026 6:42 PM
Expected end: Wed, Aug 5, 2026 5:00 AM
Duration: 3 hours 53 minutes 2 seconds
Road: M4 – M4 Eastbound Between J15 And J14
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: Lane 3 closed, 1 of 3 lanes affected
Reason: Repair Work

Live incident

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First published: Tue, Aug 4, 2026 6:42 PM
Last updated: Tue, Aug 4, 2026 10:00 PM
Cleared: Tue, Aug 4, 2026 10:35 PM

Latest update: M4 eastbound lane 3 closure (117/3 to 116/5)

Coordinates: 51.514018, -1.634193
Latitude span: 51.513209 – 51.514891
Longitude span: -1.640472 – -1.629487
Bounding box centre: 51.514050, -1.634980
Location descriptions: M4 eastbound between J15 and J14

Feed validity status: Active
Overall feed start: Tue, Aug 4, 2026 6:42 PM
Overall feed end: Wed, Aug 5, 2026 5:00 AM
Feed window length: 10 hours 18 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

8 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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 End1
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {3D2ABC9F-A6FC-4E9D-9140-CEFE0F92B2B7}
Linear Element Type: B Carriageway
From Distance: 570 m
To Distance: 1,049 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.514891 -1.640472
51.514777 -1.639437
51.514667 -1.638403
51.514434 -1.636547
51.514155 -1.634736
51.514066 -1.634184
51.514018 -1.633941
51.513985 -1.633722

Segment 2

7 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lane Usage: Cl3
Lane Number: 3
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: Start1 End1
Linear Element Road: M4
Linear Element Model: The Network Model
Linear Element Id: {07F5DF67-8589-4F3A-BE21-06E7E0F8AC09}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 306 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.513985 -1.633722
51.513901 -1.633171
51.513834 -1.632825
51.513654 -1.631795
51.513416 -1.630644
51.513274 -1.62981
51.513209 -1.629487

Geometry type: MultiLineString
Geometry points: 15
First coordinate pair: -1.640472, 51.514891
Road section segments: 1
Road section points: 15

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.640472,
                51.514891
            ],
            [
                -1.639437,
                51.514777
            ],
            [
                -1.638403,
                51.514667
            ],
            [
                -1.636547,
                51.514434
            ],
            [
                -1.634736,
                51.514155
            ],
            [
                -1.634184,
                51.514066
            ],
            [
                -1.633941,
                51.514018
            ],
            [
                -1.633722,
                51.513985
            ],
            [
                -1.633722,
                51.513985
            ],
            [
                -1.633171,
                51.513901
            ],
            [
                -1.632825,
                51.513834
            ],
            [
                -1.631795,
                51.513654
            ],
            [
                -1.630644,
                51.513416
            ],
            [
                -1.62981,
                51.513274
            ],
            [
                -1.629487,
                51.513209
            ]
        ]
    ]
}

View road section coordinates

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