A21 southbound Westerham entry slip road closure

Planned

Start time: Fri, Apr 17, 2026 7:00 PM
Expected end: Sat, Apr 18, 2026 4:00 AM
Duration: 9 hours
Road: A21 – A21 Southbound Between A25 And A225
Category: Road Maintenance
Direction: Southbound
Carriageway: Dual Carriageway
Reason: Tree And Vegetation Cutting Work

Active

Planned

Cleared

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First published: Mon, Sep 22, 2025 12:13 PM
Last updated: Sat, Apr 18, 2026 3:14 AM
Cleared: Sat, Apr 18, 2026 4:00 AM

Latest update: A21 southbound Westerham entry slip road closure

Coordinates: 51.279182, 0.152135
Latitude span: 51.277251 – 51.280131
Longitude span: 0.151731 – 0.154270
Bounding box centre: 51.278691, 0.153001
Location descriptions: A21 southbound between A25 and A225

A21 southbound access from A25

Feed validity status: Planned
Overall feed start: Fri, Apr 17, 2026 7:00 PM
Overall feed end: Sat, Apr 18, 2026 4:00 AM
Feed window length: 9 hours
Probability code (raw): probable
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

4 coordinate pairs

Description: A21 southbound between A25 and A225
Carriageway: Dual Carriageway
Lanes Restricted: 2 lanes restricted
Operational Lanes: 0 operational lanes
Direction On Section: South Bound
Direction Relative: Aligned
Height Grade: Start1 End2
Linear Element Road: A21
Linear Element Model: The Network Model
Linear Element Id: {79E262C2-7979-4479-8A9E-A1F58FB8BAEE}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 240 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.278895 0.152039
51.278849 0.152094
51.278277 0.152871
51.277251 0.15427

Segment 2

11 coordinate pairs

Description: A21 southbound access from A25
Lanes Restricted: 1 lane restricted
Operational Lanes: 0 operational lanes
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: {FD511756-A924-4AEA-B8F9-D4C1366F54C3}
Linear Element Type: A Carriageway Entry Slip
From Distance: 2 m
To Distance: 154 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.280131 0.152267
51.279973 0.152118
51.279761 0.151893
51.279699 0.151847
51.27953 0.151739
51.279494 0.151737
51.279368 0.151731
51.27926 0.151755
51.279205 0.151795
51.279142 0.151836
51.278895 0.152039

Geometry type: MultiLineString
Geometry points: 15
First coordinate pair: 0.152039, 51.278895
Road section segments: 1
Road section points: 15

View geometry JSON

{
    "type": "MultiLineString",
    "coordinates": [
        [
            [
                0.152039,
                51.278895
            ],
            [
                0.152094,
                51.278849
            ],
            [
                0.152871,
                51.278277
            ],
            [
                0.15427,
                51.277251
            ],
            [
                0.152267,
                51.280131
            ],
            [
                0.152118,
                51.279973
            ],
            [
                0.151893,
                51.279761
            ],
            [
                0.151847,
                51.279699
            ],
            [
                0.151739,
                51.27953
            ],
            [
                0.151737,
                51.279494
            ],
            [
                0.151731,
                51.279368
            ],
            [
                0.151755,
                51.27926
            ],
            [
                0.151795,
                51.279205
            ],
            [
                0.151836,
                51.279142
            ],
            [
                0.152039,
                51.278895
            ]
        ]
    ]
}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Tree And Vegetation Cutting Work
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Carriageway Closures