A1(M) Northbound Jct 3 to Jct 4 Carriageway, entry and exit slip road closure

Cleared

Start time: Thu, Apr 30, 2026 9:00 PM
Expected end: Fri, May 1, 2026 4:30 AM
Duration: 7 hours 30 minutes
Road: A1(M) – A1(M) J3 Northbound Access
Category: Road Maintenance
Direction: Northbound
Carriageway: Dual Carriageway
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Thu, Apr 30, 2026 8:55 PM
Last updated: Fri, May 1, 2026 3:29 AM
Cleared: Fri, May 1, 2026 4:30 AM

Latest update: A1(M) Northbound Jct 3 to Jct 4 Carriageway, entry and exit slip road closure

Coordinates: 51.755580, -0.244854
Latitude span: 51.752759 – 51.758870
Longitude span: -0.245981 – -0.243088
Bounding box centre: 51.755815, -0.244535
Location descriptions: A1(M) J3 northbound access

A1(M) northbound between J3 and J4

Feed validity status: Active
Overall feed start: Thu, Apr 30, 2026 9:00 PM
Overall feed end: Fri, May 1, 2026 4:30 AM
Feed window length: 7 hours 30 minutes
Probability code (raw): certain
Compliance option (raw): mandatory
Source identification (raw): roadworks

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

Segment 1

12 coordinate pairs

Description: A1(M) J3 northbound access
Lanes Restricted: 2 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A1(M)
Linear Element Model: The Network Model
Linear Element Id: {E4400873-C353-4829-959C-0EA13268A9F8}
Linear Element Type: A Carriageway Entry Slip
From Distance: 3 m
To Distance: 282 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.752759 -0.245981
51.75283 -0.245904
51.752937 -0.245842
51.753018 -0.245825
51.753099 -0.245822
51.753296 -0.245799
51.753538 -0.245761
51.753745 -0.245724
51.754148 -0.245636
51.75456 -0.245504
51.754944 -0.245359
51.755193 -0.245161

Segment 2

13 coordinate pairs

Description: A1(M) northbound between J3 and J4
Carriageway: Dual Carriageway
Lanes Restricted: 4 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A1(M)
Linear Element Model: The Network Model
Linear Element Id: {A3B7152B-CEEB-4517-8561-9FBDBA39C37A}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 434 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.755193 -0.245161
51.755647 -0.245013
51.755748 -0.24498
51.756293 -0.244756
51.756917 -0.244427
51.757203 -0.244257
51.757568 -0.24404
51.757916 -0.243823
51.758191 -0.243623
51.758423 -0.243456
51.758591 -0.243319
51.758867 -0.243091
51.75887 -0.243088

Geometry type: MultiLineString
Geometry points: 25
First coordinate pair: -0.245981, 51.752759
Road section segments: 1
Road section points: 25

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
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            [
                -0.245981,
                51.752759
            ],
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                -0.245904,
                51.75283
            ],
            [
                -0.245842,
                51.752937
            ],
            [
                -0.245825,
                51.753018
            ],
            [
                -0.245822,
                51.753099
            ],
            [
                -0.245799,
                51.753296
            ],
            [
                -0.245761,
                51.753538
            ],
            [
                -0.245724,
                51.753745
            ],
            [
                -0.245636,
                51.754148
            ],
            [
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            ],
            [
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            [
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            [
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            ],
            [
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            [
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            ],
            [
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            ],
            [
                -0.244427,
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            ],
            [
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            ],
            [
                -0.24404,
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            ],
            [
                -0.243823,
                51.757916
            ],
            [
                -0.243623,
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            ],
            [
                -0.243456,
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            ],
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            ],
            [
                -0.243091,
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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: Carriageway Closures