A21 southbound lane 1 closure (42/5 to 43/5)

Planned

Start time: Thu, Mar 19, 2026 8:00 PM
Expected end: Fri, Mar 20, 2026 6:00 AM
Duration: 10 hours
Road: A21 – A21 Southbound Between A26 Near Tonbridge (West) And A26 Near Tonbridge (East)
Category: Road Maintenance
Direction: Southbound
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 1 lanes affected
Reason: Maintenance Work

Active

Planned

Cleared

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First published: Wed, Jan 14, 2026 10:39 AM
Last updated: Fri, Mar 20, 2026 5:44 AM
Cleared: Fri, Mar 20, 2026 6:00 AM

Latest update: A21 southbound lane 1 closure (42/5 to 43/5)

Coordinates: 51.180982, 0.268844
Latitude span: 51.180506 – 51.182012
Longitude span: 0.262659 – 0.276409
Bounding box centre: 51.181259, 0.269534
Location descriptions: A21 southbound between A26 near Tonbridge (west) and A26 near Tonbridge (east)

Feed validity status: Planned
Overall feed start: Thu, Mar 19, 2026 8:00 PM
Overall feed end: Fri, Mar 20, 2026 6:00 AM
Feed window length: 10 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

18 coordinate pairs

Description: A21 southbound between A26 near Tonbridge (west) and A26 near Tonbridge (east)
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: {57085BAD-A10B-4CC1-BC44-06FDE1A8C522}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 912 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.181755 0.263701
51.181716 0.263842
51.180993 0.26684
51.180844 0.267534
51.180794 0.267803
51.180733 0.268186
51.180671 0.26857
51.180607 0.26911
51.180548 0.269823
51.180531 0.270223
51.180511 0.270794
51.180506 0.271509
51.180523 0.272054
51.18059 0.273202
51.180612 0.273489
51.180638 0.273991
51.180696 0.274724
51.180794 0.276409

Segment 2

4 coordinate pairs

Description: A21 southbound between A26 near Tonbridge (west) and A26 near Tonbridge (east)
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: {FB7A37CD-0A35-4745-BCDD-59CC29F21772}
Linear Element Type: A Carriageway
From Distance: 17 m
To Distance: 95 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.182012 0.262659
51.181973 0.262824
51.181793 0.263574
51.181755 0.263701

Geometry type: MultiLineString
Geometry points: 22
First coordinate pair: 0.263701, 51.181755
Road section segments: 1
Road section points: 22

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
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                0.263701,
                51.181755
            ],
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                51.180993
            ],
            [
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                51.180844
            ],
            [
                0.267803,
                51.180794
            ],
            [
                0.268186,
                51.180733
            ],
            [
                0.26857,
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            ],
            [
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                51.180607
            ],
            [
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            ],
            [
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            ],
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            ],
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            ],
            [
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            ],
            [
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            ],
            [
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            ],
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            ],
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            ],
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            ],
            [
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    ]
}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Maintenance Work
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Other
Feed region label: Tonbridge