Crash View

M1 circulatory Jct 13 roundabout partial ring management

Cleared

M1 circulatory Jct 13 roundabout partial ring management

Start time
Wed, Aug 12, 2026 9:00 PM
Expected end
Thu, Aug 13, 2026 4:00 AM
Duration
1 hour 50 minutes 2 seconds
Road
A421 – Roundabout At M1 J13/A421 (Southern)
Category
Road Maintenance
Direction
Clockwise
Lanes affected
Lane 1 closed, 1 of 1 lanes affected
Reason
Repair Work
Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

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First published
Mon, Aug 10, 2026 1:38 PM
Last updated
Wed, Aug 12, 2026 10:24 PM
Cleared
Wed, Aug 12, 2026 10:50 PM
  • Latest update: M1 circulatory Jct 13 roundabout partial ring management
Coordinates
52.025450, -0.603788
Latitude span
52.025324 – 52.025713
Longitude span
-0.604304 – -0.603401
Bounding box centre
52.025519, -0.603853
Location descriptions
  • roundabout at M1 J13/A421 (southern)
Feed validity status
Planned
Overall feed start
Wed, Aug 12, 2026 9:00 PM
Overall feed end
Thu, Aug 13, 2026 4:00 AM
Feed window length
7 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
roundabout at M1 J13/A421 (southern)
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
1 lane restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A421
Linear Element Model
The Network Model
Linear Element Id
{C1390A41-ADB1-4ABC-B7AA-236C0130D745}
Linear Element Type
Other
From Distance
0 m
To Distance
26 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.025342 -0.603714
52.02533 -0.603783
52.025324 -0.603855
52.025325 -0.603926
52.025332 -0.603997
52.025346 -0.604065
52.025354 -0.604091

Segment 2

5 coordinate pairs
Description
roundabout at M1 J13/A421 (southern)
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
1 lane restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A421
Linear Element Model
The Network Model
Linear Element Id
{40CDE230-D05E-490F-9186-4A81254EDB83}
Linear Element Type
Other
From Distance
0 m
To Distance
17 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.025354 -0.604091
52.025366 -0.604129
52.025392 -0.604188
52.025422 -0.604239
52.025458 -0.604283

Segment 3

2 coordinate pairs
Description
roundabout at M1 J13/A421 (southern)
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
1 lane restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A421
Linear Element Model
The Network Model
Linear Element Id
{02980EA1-2644-4B14-9E4B-1F268E79F3EB}
Linear Element Type
Other
From Distance
0 m
To Distance
2 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.025458 -0.604283
52.025481 -0.604304

Segment 4

10 coordinate pairs
Description
roundabout at M1 J13/A421 (southern)
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
1 lane restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A421
Linear Element Model
The Network Model
Linear Element Id
{D19D4208-17F9-4EA6-B9F9-EE14E08F31F0}
Linear Element Type
Other
From Distance
0 m
To Distance
44 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.025658 -0.603405
52.025614 -0.603401
52.02557 -0.603408
52.025527 -0.603425
52.025486 -0.603453
52.025448 -0.60349
52.025414 -0.603536
52.025385 -0.603589
52.02536 -0.603649
52.025342 -0.603714

Segment 5

3 coordinate pairs
Description
roundabout at M1 J13/A421 (southern)
Lane Usage
Cl1
Lane Number
1
Lane Status
Closed
Lane Direction
Aligned
Lanes Restricted
1 lane restricted
Operational Lanes
1 operational lane
Direction On Section
Clockwise
Direction Relative
Aligned
Height Grade
Start1 End1
Linear Element Road
A421
Linear Element Model
The Network Model
Linear Element Id
{7352D445-B2C2-453D-9007-90E444E27459}
Linear Element Type
Other
From Distance
3 m
To Distance
9 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
52.025713 -0.603427
52.025701 -0.60342
52.025658 -0.603405
Geometry type
MultiLineString
Geometry points
27
First coordinate pair
-0.603714, 52.025342
Road section segments
1
Road section points
27
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                -0.603714,
                52.025342
            ],
            [
                -0.603783,
                52.02533
            ],
            [
                -0.603855,
                52.025324
            ],
            [
                -0.603926,
                52.025325
            ],
            [
                -0.603997,
                52.025332
            ],
            [
                -0.604065,
                52.025346
            ],
            [
                -0.604091,
                52.025354
            ],
            [
                -0.604091,
                52.025354
            ],
            [
                -0.604129,
                52.025366
            ],
            [
                -0.604188,
                52.025392
            ],
            [
                -0.604239,
                52.025422
            ],
            [
                -0.604283,
                52.025458
            ],
            [
                -0.604283,
                52.025458
            ],
            [
                -0.604304,
                52.025481
            ],
            [
                -0.603405,
                52.025658
            ],
            [
                -0.603401,
                52.025614
            ],
            [
                -0.603408,
                52.02557
            ],
            [
                -0.603425,
                52.025527
            ],
            [
                -0.603453,
                52.025486
            ],
            [
                -0.60349,
                52.025448
            ],
            [
                -0.603536,
                52.025414
            ],
            [
                -0.603589,
                52.025385
            ],
            [
                -0.603649,
                52.02536
            ],
            [
                -0.603714,
                52.025342
            ],
            [
                -0.603427,
                52.025713
            ],
            [
                -0.60342,
                52.025701
            ],
            [
                -0.603405,
                52.025658
            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            -0.603714,
            52.025342
        ],
        [
            -0.603783,
            52.02533
        ],
        [
            -0.603855,
            52.025324
        ],
        [
            -0.603926,
            52.025325
        ],
        [
            -0.603997,
            52.025332
        ],
        [
            -0.604065,
            52.025346
        ],
        [
            -0.604091,
            52.025354
        ],
        [
            -0.604091,
            52.025354
        ],
        [
            -0.604129,
            52.025366
        ],
        [
            -0.604188,
            52.025392
        ],
        [
            -0.604239,
            52.025422
        ],
        [
            -0.604283,
            52.025458
        ],
        [
            -0.604283,
            52.025458
        ],
        [
            -0.604304,
            52.025481
        ],
        [
            -0.603405,
            52.025658
        ],
        [
            -0.603401,
            52.025614
        ],
        [
            -0.603408,
            52.02557
        ],
        [
            -0.603425,
            52.025527
        ],
        [
            -0.603453,
            52.025486
        ],
        [
            -0.60349,
            52.025448
        ],
        [
            -0.603536,
            52.025414
        ],
        [
            -0.603589,
            52.025385
        ],
        [
            -0.603649,
            52.02536
        ],
        [
            -0.603714,
            52.025342
        ],
        [
            -0.603427,
            52.025713
        ],
        [
            -0.60342,
            52.025701
        ],
        [
            -0.603405,
            52.025658
        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Repair Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Mon, Aug 10, 2026 1:38 PM
Record versioned
Wed, Aug 12, 2026 10:24 PM
Coordinate source
Geometry

Driving on the A421? See every live closure, roadwork and planned restriction on this road.

A421 live closures

Related incidents

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Cleared 4 days 4 hours ago

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