Crash View

Lane 1,2 closure southbound

Planned

Lane 1,2 closure southbound

Start time
Thu, Aug 20, 2026 7:00 PM
Expected end
Fri, Aug 21, 2026 4:00 AM
Duration
9 hours
Road
M1 – M1 Southbound Between J21 And J20
Category
Construction Work
Direction
Southbound
Carriageway
Dual Carriageway
Lanes affected
2 of 2 lanes affected
Reason
Road Improvement Or Upgrading
Live incident
Active roadworks
Planned
Cleared
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First published
Fri, Jul 24, 2026 9:26 AM
Last updated
Wed, Aug 19, 2026 11:50 PM
Cleared
Fri, Aug 21, 2026 4:00 AM
  • Latest update: Lane 1,2 closure southbound
Coordinates
52.581573, -1.197500
Latitude span
52.575352 – 52.588561
Longitude span
-1.198201 – -1.195878
Bounding box centre
52.581957, -1.197040
Location descriptions
  • M1 southbound between J21 and J20
Feed validity status
Planned
Overall feed start
Thu, Aug 20, 2026 7:00 PM
Overall feed end
Fri, Aug 21, 2026 4:00 AM
Feed window length
9 hours
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

7 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End2
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{2EFB0B4C-C399-4EE8-BF80-1F09479AFE80}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
285 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.577777 -1.197258
52.577741 -1.197244
52.577633 -1.197202
52.57711 -1.196931
52.576415 -1.19656
52.576117 -1.196373
52.575352 -1.195878

Segment 2

6 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{19411F48-038C-4742-9596-FB19CA2DCB91}
Linear Element Type
B Carriageway
From Distance
445 m
To Distance
753 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.588561 -1.196575
52.588014 -1.196776
52.587422 -1.196979
52.586103 -1.197446
52.586014 -1.197477
52.585852 -1.197539

Segment 3

2 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End2
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{48ECE967-13EB-4588-BF81-46E1878DB2FF}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
14 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.577904 -1.197315
52.577777 -1.197258

Segment 4

19 coordinate pairs
Description
M1 southbound between J21 and J20
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
2 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start1 End2
Linear Element Road
M1
Linear Element Model
The Network Model
Linear Element Id
{FDBA9B8B-E6D8-495B-B0FB-BC2E31017798}
Linear Element Type
B Carriageway
From Distance
0 m
To Distance
892 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.585852 -1.197539
52.585691 -1.197601
52.585215 -1.197757
52.584435 -1.197963
52.584273 -1.197996
52.58404 -1.198038
52.583645 -1.19811
52.583124 -1.198164
52.582485 -1.198191
52.581928 -1.198201
52.581371 -1.198181
52.580876 -1.198131
52.580714 -1.198107
52.580102 -1.198013
52.579463 -1.197862
52.579364 -1.197833
52.578841 -1.197681
52.578364 -1.197513
52.577904 -1.197315
Geometry type
MultiLineString
Geometry points
34
First coordinate pair
-1.197258, 52.577777
Road section segments
1
Road section points
34
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -1.197258,
                52.577777
            ],
            [
                -1.197244,
                52.577741
            ],
            [
                -1.197202,
                52.577633
            ],
            [
                -1.196931,
                52.57711
            ],
            [
                -1.19656,
                52.576415
            ],
            [
                -1.196373,
                52.576117
            ],
            [
                -1.195878,
                52.575352
            ],
            [
                -1.196575,
                52.588561
            ],
            [
                -1.196776,
                52.588014
            ],
            [
                -1.196979,
                52.587422
            ],
            [
                -1.197446,
                52.586103
            ],
            [
                -1.197477,
                52.586014
            ],
            [
                -1.197539,
                52.585852
            ],
            [
                -1.197315,
                52.577904
            ],
            [
                -1.197258,
                52.577777
            ],
            [
                -1.197539,
                52.585852
            ],
            [
                -1.197601,
                52.585691
            ],
            [
                -1.197757,
                52.585215
            ],
            [
                -1.197963,
                52.584435
            ],
            [
                -1.197996,
                52.584273
            ],
            [
                -1.198038,
                52.58404
            ],
            [
                -1.19811,
                52.583645
            ],
            [
                -1.198164,
                52.583124
            ],
            [
                -1.198191,
                52.582485
            ],
            [
                -1.198201,
                52.581928
            ],
            [
                -1.198181,
                52.581371
            ],
            [
                -1.198131,
                52.580876
            ],
            [
                -1.198107,
                52.580714
            ],
            [
                -1.198013,
                52.580102
            ],
            [
                -1.197862,
                52.579463
            ],
            [
                -1.197833,
                52.579364
            ],
            [
                -1.197681,
                52.578841
            ],
            [
                -1.197513,
                52.578364
            ],
            [
                -1.197315,
                52.577904
            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            -1.197258,
            52.577777
        ],
        [
            -1.197244,
            52.577741
        ],
        [
            -1.197202,
            52.577633
        ],
        [
            -1.196931,
            52.57711
        ],
        [
            -1.19656,
            52.576415
        ],
        [
            -1.196373,
            52.576117
        ],
        [
            -1.195878,
            52.575352
        ],
        [
            -1.196575,
            52.588561
        ],
        [
            -1.196776,
            52.588014
        ],
        [
            -1.196979,
            52.587422
        ],
        [
            -1.197446,
            52.586103
        ],
        [
            -1.197477,
            52.586014
        ],
        [
            -1.197539,
            52.585852
        ],
        [
            -1.197315,
            52.577904
        ],
        [
            -1.197258,
            52.577777
        ],
        [
            -1.197539,
            52.585852
        ],
        [
            -1.197601,
            52.585691
        ],
        [
            -1.197757,
            52.585215
        ],
        [
            -1.197963,
            52.584435
        ],
        [
            -1.197996,
            52.584273
        ],
        [
            -1.198038,
            52.58404
        ],
        [
            -1.19811,
            52.583645
        ],
        [
            -1.198164,
            52.583124
        ],
        [
            -1.198191,
            52.582485
        ],
        [
            -1.198201,
            52.581928
        ],
        [
            -1.198181,
            52.581371
        ],
        [
            -1.198131,
            52.580876
        ],
        [
            -1.198107,
            52.580714
        ],
        [
            -1.198013,
            52.580102
        ],
        [
            -1.197862,
            52.579463
        ],
        [
            -1.197833,
            52.579364
        ],
        [
            -1.197681,
            52.578841
        ],
        [
            -1.197513,
            52.578364
        ],
        [
            -1.197315,
            52.577904
        ]
    ]
]
Cause type
Construction Work
Detailed cause
Road Improvement Or Upgrading
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Fri, Jul 24, 2026 9:26 AM
Record versioned
Wed, Aug 19, 2026 11:50 PM
Coordinate source
Geometry

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