A1(M) Southbound Jct 4 Exit Slip road lane 1 closure

Planned

Start time: Tue, Aug 11, 2026 9:00 PM
Expected end: Wed, Aug 12, 2026 4:30 AM
Duration: 7 hours 30 minutes
Road: A1(M) – A1(M) J4 Southbound Exit
Category: Construction Work
Direction: Southbound
Carriageway: Dual Carriageway
Reason: Other

Live incident

Active roadworks

Planned

Cleared

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First published: Tue, Aug 11, 2026 9:21 AM
Last updated: Tue, Aug 11, 2026 9:58 AM
Cleared: Wed, Aug 12, 2026 4:30 AM

Latest update: A1(M) Southbound Jct 4 Exit Slip road lane 1 closure

Coordinates: 51.781026, -0.222394
Latitude span: 51.779523 – 51.782959
Longitude span: -0.222670 – -0.222288
Bounding box centre: 51.781241, -0.222479
Location descriptions: A1(M) J4 southbound exit

A1(M) southbound between J6 and J4

Feed validity status: Planned
Overall feed start: Tue, Aug 11, 2026 9:00 PM
Overall feed end: Wed, Aug 12, 2026 4:30 AM
Feed window length: 7 hours 30 minutes
Probability code (raw): probable
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

10 coordinate pairs

Description: A1(M) J4 southbound exit
Lane Usage: Lh
Lane Number: 0
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 0 operational lanes
Direction On Section: South Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A1(M)
Linear Element Model: The Network Model
Linear Element Id: {66FB9FF5-8880-426A-8408-650F3121B8E4}
Linear Element Type: B Carriageway Exit Slip
From Distance: 0 m
To Distance: 303 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.782241 -0.222498
51.781707 -0.222381
51.781314 -0.22234
51.78092 -0.222304
51.780477 -0.222288
51.780298 -0.222295
51.779839 -0.222313
51.779722 -0.222318
51.779534 -0.222325
51.779523 -0.222323

Segment 2

3 coordinate pairs

Description: A1(M) southbound between J6 and J4
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: South Bound
Direction Relative: Aligned
Height Grade: Start2 End1
Linear Element Road: A1(M)
Linear Element Model: The Network Model
Linear Element Id: {6FB4CDA8-574C-4D92-98B7-64B764BF5180}
Linear Element Type: B Carriageway
From Distance: 199 m
To Distance: 280 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.782959 -0.22267
51.782559 -0.222569
51.782241 -0.222498

Geometry type: MultiLineString
Geometry points: 13
First coordinate pair: -0.222498, 51.782241
Road section segments: 1
Road section points: 13

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.222498,
                51.782241
            ],
            [
                -0.222381,
                51.781707
            ],
            [
                -0.22234,
                51.781314
            ],
            [
                -0.222304,
                51.78092
            ],
            [
                -0.222288,
                51.780477
            ],
            [
                -0.222295,
                51.780298
            ],
            [
                -0.222313,
                51.779839
            ],
            [
                -0.222318,
                51.779722
            ],
            [
                -0.222325,
                51.779534
            ],
            [
                -0.222323,
                51.779523
            ],
            [
                -0.22267,
                51.782959
            ],
            [
                -0.222569,
                51.782559
            ],
            [
                -0.222498,
                51.782241
            ]
        ]
    ]
}

View road section coordinates

Cause type: Construction Work
Detailed cause: Other
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Other