A41 Northbound Jct Edgware way to M1 Northbound Jct 4 Entry Slip road closure

Cleared

Start time: Tue, Sep 23, 2025 9:00 PM
Expected end: Wed, Sep 24, 2025 4:30 AM
Duration: 7 hours 30 minutes
Road: M1 – Link Road From A41 Westbound To M1 Northbound
Category: Construction Work
Direction: Northbound
Carriageway: Dual Carriageway
Reason: Construction Work

Active

Planned

Cleared

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First published: Tue, Sep 23, 2025 8:53 PM
Last updated: Tue, Sep 23, 2025 11:05 PM
Cleared: Wed, Sep 24, 2025 4:30 AM

Latest update: A41 Northbound Jct Edgware way to M1 Northbound Jct 4 Entry Slip road closure

Coordinates: 51.635692, -0.304329
Latitude span: 51.634116 – 51.637104
Longitude span: -0.308796 – -0.301210
Bounding box centre: 51.635610, -0.305003
Location descriptions: link road from A41 westbound to M1 northbound

M1 northbound between J4 and J5

Feed validity status: Active
Overall feed start: Tue, Sep 23, 2025 9:00 PM
Overall feed end: Wed, Sep 24, 2025 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: link road from A41 westbound to M1 northbound
Lanes Restricted: 3 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M1
Linear Element Model: The Network Model
Linear Element Id: {EE95C14C-6582-469F-9D01-5D4FA356824D}
Linear Element Type: A Carriageway Entry Slip
From Distance: 49 m
To Distance: 374 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.634116 -0.30121
51.634391 -0.301457
51.6345 -0.301554
51.634729 -0.30182
51.63494 -0.302101
51.635014 -0.302214
51.635254 -0.302653
51.635477 -0.303165
51.635626 -0.30355
51.635777 -0.304021
51.635946 -0.304653
51.635958 -0.304693

Segment 2

4 coordinate pairs

Description: link road from A41 westbound to M1 northbound
Lanes Restricted: 3 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: M1
Linear Element Model: The Network Model
Linear Element Id: {4C95ADAA-8B85-4241-BBCA-2B4F94C7AF22}
Linear Element Type: A Carriageway Entry Slip
From Distance: 0 m
To Distance: 173 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.635958 -0.304693
51.635963 -0.304711
51.636156 -0.30538
51.636588 -0.306983

Segment 3

4 coordinate pairs

Description: M1 northbound between J4 and J5
Carriageway: Dual Carriageway
Lanes Restricted: 4 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: North Bound
Direction Relative: Aligned
Height Grade: Start1 End2
Linear Element Road: M1
Linear Element Model: The Network Model
Linear Element Id: {059F883C-ACC1-4B80-942C-DA9AD84B4B5F}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 137 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.636588 -0.306983
51.636745 -0.307511
51.637001 -0.308426
51.637104 -0.308796

Geometry type: MultiLineString
Geometry points: 20
First coordinate pair: -0.301210, 51.634116
Road section segments: 1
Road section points: 20

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.30121,
                51.634116
            ],
            [
                -0.301457,
                51.634391
            ],
            [
                -0.301554,
                51.6345
            ],
            [
                -0.30182,
                51.634729
            ],
            [
                -0.302101,
                51.63494
            ],
            [
                -0.302214,
                51.635014
            ],
            [
                -0.302653,
                51.635254
            ],
            [
                -0.303165,
                51.635477
            ],
            [
                -0.30355,
                51.635626
            ],
            [
                -0.304021,
                51.635777
            ],
            [
                -0.304653,
                51.635946
            ],
            [
                -0.304693,
                51.635958
            ],
            [
                -0.304693,
                51.635958
            ],
            [
                -0.304711,
                51.635963
            ],
            [
                -0.30538,
                51.636156
            ],
            [
                -0.306983,
                51.636588
            ],
            [
                -0.306983,
                51.636588
            ],
            [
                -0.307511,
                51.636745
            ],
            [
                -0.308426,
                51.637001
            ],
            [
                -0.308796,
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            ]
        ]
    ]
}

View road section coordinates

Cause type: Construction Work
Detailed cause: Construction Work
Compliance: Mandatory
Probability: Certain
Validity status: Active
Road management: Carriageway Closures