A1(M) southbound Alconbury Weston lane 3 and 4 closure

Cleared

Start time: Tue, Aug 4, 2026 8:00 PM
Expected end: Wed, Aug 5, 2026 4:00 AM
Duration: 3 hours 45 minutes 1 second
Road: A1(M) – A1(M) Southbound Between J15 And J14
Category: Road Maintenance
Direction: Southbound
Carriageway: Dual Carriageway
Lanes affected: 2 of 3 lanes affected, 2 of 2 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Tue, Aug 4, 2026 9:29 PM
Last updated: Tue, Aug 4, 2026 11:07 PM
Cleared: Tue, Aug 4, 2026 11:45 PM

Latest update: A1(M) southbound Alconbury Weston lane 3 and 4 closure

Coordinates: 52.383133, -0.256886
Latitude span: 52.378571 – 52.388435
Longitude span: -0.258624 – -0.255215
Bounding box centre: 52.383503, -0.256920
Location descriptions: A1(M) southbound between J15 and J14

A1(M) southbound between J14 and A1

Feed validity status: Active
Overall feed start: Tue, Aug 4, 2026 8:00 PM
Overall feed end: Wed, Aug 5, 2026 4:00 AM
Feed window length: 8 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

4 coordinate pairs

Description: A1(M) southbound between J15 and J14
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 3 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: {BBD149A7-337F-4078-91C5-5A56B20459F0}
Linear Element Type: B Carriageway
From Distance: 3,887 m
To Distance: 4,173 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.388435 -0.258624
52.387509 -0.258345
52.387175 -0.258255
52.385901 -0.257864

Segment 2

5 coordinate pairs

Description: A1(M) southbound between J14 and A1
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 2 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: {FACA72AF-8326-4E08-A931-8A18940E5B0C}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 223 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.380515 -0.256005
52.379887 -0.255781
52.379177 -0.255528
52.379023 -0.255476
52.378571 -0.255215

Segment 3

5 coordinate pairs

Description: A1(M) southbound between J15 and J14
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 3 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: {CB43AA7E-F9F6-4BA9-BF91-CADD692A8775}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 612 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.385901 -0.257864
52.385305 -0.257666
52.384273 -0.257323
52.381672 -0.256458
52.380515 -0.256005

Geometry type: MultiLineString
Geometry points: 14
First coordinate pair: -0.258624, 52.388435
Road section segments: 1
Road section points: 14

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.258624,
                52.388435
            ],
            [
                -0.258345,
                52.387509
            ],
            [
                -0.258255,
                52.387175
            ],
            [
                -0.257864,
                52.385901
            ],
            [
                -0.256005,
                52.380515
            ],
            [
                -0.255781,
                52.379887
            ],
            [
                -0.255528,
                52.379177
            ],
            [
                -0.255476,
                52.379023
            ],
            [
                -0.255215,
                52.378571
            ],
            [
                -0.257864,
                52.385901
            ],
            [
                -0.257666,
                52.385305
            ],
            [
                -0.257323,
                52.384273
            ],
            [
                -0.256458,
                52.381672
            ],
            [
                -0.256005,
                52.380515
            ]
        ]
    ]
}

View road section coordinates

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