Hard shoulder east

Cleared

hard shoulder east

Start time: Thu, May 21, 2026 5:51 AM
Expected end: Thu, May 21, 2026 4:00 PM
Duration: 10 hours 9 minutes
Road: M4 – M4 Eastbound Between J17 And J16
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Thu, May 21, 2026 5:51 AM
Last updated: Thu, May 21, 2026 8:46 AM
Cleared: Thu, May 21, 2026 4:00 PM

Latest update: hard shoulder east

Coordinates: 51.549785, -1.864866
Latitude span: 51.544459 – 51.555562
Longitude span: -1.881605 – -1.850562
Bounding box centre: 51.550011, -1.866084
Location descriptions: M4 eastbound between J17 and J16

M4 eastbound within J16

Feed validity status: Active
Overall feed start: Thu, May 21, 2026 5:51 AM
Overall feed end: Thu, May 21, 2026 4:00 PM
Feed window length: 10 hours 9 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

9 coordinate pairs

Description: M4 eastbound between J17 and J16
Carriageway: Dual Carriageway
Lane Usage: Lh
Lane Number: 0
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {CA47C2E5-FF1F-428B-AF46-D36B9EB968D1}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 265 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.548901 -1.862821
51.548891 -1.862801
51.548837 -1.862693
51.548593 -1.862189
51.548251 -1.86144
51.548061 -1.861013
51.547836 -1.860504
51.547782 -1.860374
51.547502 -1.859726

Segment 2

7 coordinate pairs

Description: M4 eastbound within J16
Carriageway: Dual Carriageway
Lane Usage: Lh
Lane Number: 0
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {58CB5FF9-90B0-44FD-8552-8CC54075FFAE}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 417 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.547502 -1.859726
51.546952 -1.858401
51.546727 -1.857825
51.546474 -1.857177
51.545806 -1.855246
51.545788 -1.855174
51.54559 -1.854555

Segment 3

27 coordinate pairs

Description: M4 eastbound between J17 and J16
Carriageway: Dual Carriageway
Lane Usage: Lh
Lane Number: 0
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {73CBB932-5CA1-4E66-9CA4-79D73D4E1A84}
Linear Element Type: B Carriageway
From Distance: 16 m
To Distance: 1,525 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.555562 -1.881605
51.555357 -1.880602
51.555185 -1.879824
51.555104 -1.87942
51.554942 -1.878786
51.554824 -1.878252
51.554553 -1.877186
51.55403 -1.875312
51.55391 -1.874894
51.553885 -1.874808
51.553606 -1.8739
51.553344 -1.873107
51.553218 -1.872718
51.55301 -1.872127
51.552803 -1.87158
51.552749 -1.871426
51.552514 -1.870759
51.552163 -1.869851
51.551892 -1.869174
51.55173 -1.868785
51.551045 -1.8672
51.550675 -1.866365
51.550315 -1.865616
51.550242 -1.865472
51.549684 -1.864378
51.549449 -1.863931
51.548901 -1.862821

Segment 4

6 coordinate pairs

Description: M4 eastbound within J16
Carriageway: Dual Carriageway
Lane Usage: Lh
Lane Number: 0
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {5A4D17D1-60C0-4431-94FA-5BB0EC9E1670}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 171 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.545084 -1.852826
51.544931 -1.852322
51.544813 -1.851897
51.544696 -1.851472
51.544578 -1.851039
51.544459 -1.850562

Segment 5

3 coordinate pairs

Description: M4 eastbound within J16
Carriageway: Dual Carriageway
Lane Usage: Lh
Lane Number: 0
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 0 lanes restricted
Operational Lanes: 4 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: {AAD29160-CBCF-40E8-9AC5-76A72F990AC0}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 132 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.54559 -1.854555
51.545409 -1.853964
51.545084 -1.852826

Geometry type: MultiLineString
Geometry points: 52
First coordinate pair: -1.862821, 51.548901
Road section segments: 1
Road section points: 52

View geometry JSON

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            [
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            ],
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            ],
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            ],
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                -1.862821,
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            ],
            [
                -1.852826,
                51.545084
            ],
            [
                -1.852322,
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            ],
            [
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            ],
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        ]
    ]
}

View road section coordinates

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