M4 eastbound lane 1 and 2 closure (106/5 to 105/6)

Cleared

Start time: Mon, Aug 17, 2026 7:00 PM
Expected end: Tue, Aug 18, 2026 5:00 AM
Duration: 10 hours
Road: M4 – M4 Eastbound Between J15 And J14
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: 2 of 2 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

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Cleared

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First published: Sun, Jul 26, 2026 10:31 AM
Last updated: Wed, Aug 12, 2026 12:20 AM
Cleared: Tue, Aug 18, 2026 5:00 AM

Latest update: M4 eastbound lane 1 and 2 closure (106/5 to 105/6)

Coordinates: 51.463743, -1.506987
Latitude span: 51.460608 – 51.466304
Longitude span: -1.511239 – -1.502069
Bounding box centre: 51.463456, -1.506654
Location descriptions: M4 eastbound between J15 and J14

Feed validity status: Suspended
Overall feed start: Mon, Aug 17, 2026 7:00 PM
Overall feed end: Tue, Aug 18, 2026 5:00 AM
Feed window length: 10 hours
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

14 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 2 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: {003A2CF1-A9FA-4FE5-B69F-907EDF1D988D}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 851 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.466028 -1.510705
51.465566 -1.509832
51.465222 -1.509217
51.464388 -1.507815
51.464225 -1.507558
51.463999 -1.507186
51.463936 -1.507086
51.46333 -1.506185
51.461964 -1.504257
51.461855 -1.504089
51.461556 -1.503628
51.461339 -1.503299
51.461095 -1.502899
51.460608 -1.502069

Segment 2

3 coordinate pairs

Description: M4 eastbound between J15 and J14
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 2 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: {01DA6655-5322-47D3-8723-F922C922745C}
Linear Element Type: B Carriageway
From Distance: 1,422 m
To Distance: 1,470 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.466304 -1.511239
51.466191 -1.511006
51.466028 -1.510705

Geometry type: MultiLineString
Geometry points: 17
First coordinate pair: -1.510705, 51.466028
Road section segments: 1
Road section points: 17

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.510705,
                51.466028
            ],
            [
                -1.509832,
                51.465566
            ],
            [
                -1.509217,
                51.465222
            ],
            [
                -1.507815,
                51.464388
            ],
            [
                -1.507558,
                51.464225
            ],
            [
                -1.507186,
                51.463999
            ],
            [
                -1.507086,
                51.463936
            ],
            [
                -1.506185,
                51.46333
            ],
            [
                -1.504257,
                51.461964
            ],
            [
                -1.504089,
                51.461855
            ],
            [
                -1.503628,
                51.461556
            ],
            [
                -1.503299,
                51.461339
            ],
            [
                -1.502899,
                51.461095
            ],
            [
                -1.502069,
                51.460608
            ],
            [
                -1.511239,
                51.466304
            ],
            [
                -1.511006,
                51.466191
            ],
            [
                -1.510705,
                51.466028
            ]
        ]
    ]
}

View road section coordinates

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