A21 southbound lane 1 closure ( 51/8A to 52/1A)

Cleared

Start time: Wed, Jul 15, 2026 7:01 PM
Expected end: Thu, Jul 16, 2026 5:00 AM
Duration: 7 hours 24 minutes 2 seconds
Road: A21 – Roundabout At A21/B2160
Category: Road Maintenance
Direction: Clockwise
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 1 lanes affected
Reason: Maintenance Work

Live incident

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First published: Wed, Jul 15, 2026 7:01 PM
Last updated: Thu, Jul 16, 2026 2:07 AM
Cleared: Thu, Jul 16, 2026 2:25 AM

Latest update: A21 southbound lane 1 closure ( 51/8A to 52/1A)

Coordinates: 51.136738, 0.345193
Latitude span: 51.135753 – 51.138510
Longitude span: 0.337080 – 0.349613
Bounding box centre: 51.137132, 0.343347
Location descriptions: roundabout at A21/B2160

A21 southbound between A228 and B2160

Feed validity status: Active
Overall feed start: Wed, Jul 15, 2026 7:01 PM
Overall feed end: Thu, Jul 16, 2026 5:00 AM
Feed window length: 9 hours 59 minutes
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

2 coordinate pairs

Description: roundabout at A21/B2160
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: A21
Linear Element Model: The Network Model
Linear Element Id: {F1DA34C9-5708-4F2C-B038-A023A257BAE5}
Linear Element Type: Other
From Distance: 0 m
To Distance: 3 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.135807 0.349562
51.135806 0.349613

Segment 2

12 coordinate pairs

Description: A21 southbound between A228 and B2160
Carriageway: Dual Carriageway
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: South Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A21
Linear Element Model: The Network Model
Linear Element Id: {FFB8D93C-B849-42CA-A409-F2EA768D49AA}
Linear Element Type: A Carriageway
From Distance: 65 m
To Distance: 896 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.13851 0.33708
51.138457 0.337464
51.138354 0.338116
51.138252 0.338726
51.138063 0.339588
51.138054 0.339631
51.137975 0.33997
51.137594 0.341466
51.137261 0.342836
51.136594 0.345632
51.136002 0.348233
51.135998 0.348252

Segment 3

5 coordinate pairs

Description: roundabout at A21/B2160
Lane Usage: Cl1
Lane Number: 1
Lane Status: Closed
Lane Direction: Aligned
Lanes Restricted: 1 lane restricted
Operational Lanes: 0 operational lanes
Direction On Section: Clockwise
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A21
Linear Element Model: The Network Model
Linear Element Id: {D2021E79-AB93-44D2-9297-4B627C3A3E93}
Linear Element Type: Other
From Distance: 0 m
To Distance: 14 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.135753 0.349381
51.135768 0.349405
51.13578 0.349437
51.135797 0.3495
51.135807 0.349562

Segment 4

4 coordinate pairs

Description: A21 southbound between A228 and B2160
Carriageway: Dual Carriageway
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: South Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A21
Linear Element Model: The Network Model
Linear Element Id: {578EC935-11FD-4680-9DFD-E72F41A0DCCA}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 83 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.135998 0.348252
51.135814 0.349081
51.135783 0.349265
51.135753 0.349381

Geometry type: MultiLineString
Geometry points: 23
First coordinate pair: 0.349562, 51.135807
Road section segments: 1
Road section points: 23

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                0.349562,
                51.135807
            ],
            [
                0.349613,
                51.135806
            ],
            [
                0.33708,
                51.13851
            ],
            [
                0.337464,
                51.138457
            ],
            [
                0.338116,
                51.138354
            ],
            [
                0.338726,
                51.138252
            ],
            [
                0.339588,
                51.138063
            ],
            [
                0.339631,
                51.138054
            ],
            [
                0.33997,
                51.137975
            ],
            [
                0.341466,
                51.137594
            ],
            [
                0.342836,
                51.137261
            ],
            [
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                51.136594
            ],
            [
                0.348233,
                51.136002
            ],
            [
                0.348252,
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            ],
            [
                0.349381,
                51.135753
            ],
            [
                0.349405,
                51.135768
            ],
            [
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            ],
            [
                0.3495,
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            ],
            [
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            [
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            ],
            [
                0.349265,
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            ],
            [
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            ]
        ]
    ]
}

View road section coordinates

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