Crash View

A21 southbound Longfield road to Pembury carriageway closure

Planned

A21 southbound Longfield road to Pembury carriageway closure

Start time
Fri, Dec 5, 2025 8:00 PM
Expected end
Sat, Dec 6, 2025 6:00 AM
Duration
10 hours
Road
A21 – A21 Southbound At A Minor Junction Between A26 Near Tonbridge (East) And A228
Category
Road Maintenance
Direction
Southbound
Carriageway
Dual Carriageway
Reason
Maintenance Work
Active
Planned
Cleared
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First published
Mon, Sep 15, 2025 1:02 PM
Last updated
Sat, Dec 6, 2025 5:14 AM
Cleared
Sat, Dec 6, 2025 6:00 AM
  • Latest update: A21 southbound Longfield road to Pembury carriageway closure
Coordinates
51.151799, 0.304802
Latitude span
51.142795 – 51.162707
Longitude span
0.303019 – 0.309790
Bounding box centre
51.152751, 0.306405
Location descriptions
  • A21 southbound at a minor junction between A26 near Tonbridge (east) and A228
  • A21 southbound within the A228 junction
  • A21 southbound between A228 and B2160
  • A21 southbound between A26 near Tonbridge (east) and A228
  • A21 southbound access at a minor junction between A26 near Tonbridge (east) and A228
Feed validity status
Planned
Overall feed start
Fri, Dec 5, 2025 8:00 PM
Overall feed end
Sat, Dec 6, 2025 6:00 AM
Feed window length
10 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

11 coordinate pairs
Description
A21 southbound at a minor junction between A26 near Tonbridge (east) and A228
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
{DBB148CE-0114-47BA-9D2F-47558396871F}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
457 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.160216 0.305773
51.159707 0.30538
51.159222 0.305
51.158617 0.304552
51.158426 0.304423
51.158257 0.304313
51.157925 0.304096
51.157564 0.303902
51.157055 0.30367
51.156654 0.303529
51.156388 0.303459

Segment 2

2 coordinate pairs
Description
A21 southbound within the A228 junction
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes 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
{4F3B539A-69B2-429A-9A10-A32C3A080E3D}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
8 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.143443 0.308334
51.143396 0.308432

Segment 3

4 coordinate pairs
Description
A21 southbound between A228 and B2160
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes 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
{705F9B6A-45D1-49D7-8D7C-39B9516F246C}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
112 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.143374 0.308479
51.143273 0.308712
51.142897 0.309551
51.142795 0.30979

Segment 4

8 coordinate pairs
Description
A21 southbound at a minor junction between A26 near Tonbridge (east) and A228
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
A21
Linear Element Model
The Network Model
Linear Element Id
{6800B32E-4473-422B-AD6E-9AF3CF63138B}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
370 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.156388 0.303459
51.155738 0.303327
51.155309 0.303276
51.154619 0.303255
51.154063 0.303253
51.153643 0.303268
51.153105 0.303282
51.15306 0.303281

Segment 5

9 coordinate pairs
Description
A21 southbound between A26 near Tonbridge (east) and A228
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes restricted
Operational Lanes
0 operational lanes
Direction On Section
South Bound
Direction Relative
Aligned
Height Grade
Start2 End1
Linear Element Road
A21
Linear Element Model
The Network Model
Linear Element Id
{118B572F-E045-4821-83F0-CEAFD21C495F}
Linear Element Type
A Carriageway
From Distance
326 m
To Distance
608 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.162707 0.306177
51.16239 0.306201
51.161929 0.306234
51.161804 0.306238
51.16156 0.306232
51.161206 0.306164
51.16107 0.306135
51.160802 0.306065
51.160216 0.305773

Segment 6

6 coordinate pairs
Description
A21 southbound within the A228 junction
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes 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
{A496DEFA-B5AF-4D14-BB65-B33F8A43FC58}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
160 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.144411 0.306638
51.144319 0.306762
51.143873 0.307498
51.14363 0.307943
51.14348 0.308265
51.143443 0.308334

Segment 7

10 coordinate pairs
Description
A21 southbound access at a minor junction between A26 near Tonbridge (east) and A228
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
{82878C2C-ED23-4E3E-84AA-ABA561035199}
Linear Element Type
A Carriageway Entry Slip
From Distance
5 m
To Distance
349 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.156109 0.304069
51.156078 0.304037
51.156032 0.304003
51.155782 0.303908
51.155321 0.30374
51.154968 0.303632
51.154535 0.303529
51.153935 0.303421
51.153105 0.303288
51.15306 0.303281

Segment 8

2 coordinate pairs
Description
A21 southbound between A228 and B2160
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes 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
{8D496642-1E28-4EA9-81C0-2B13AD0CFE6C}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
4 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.143396 0.308432
51.143374 0.308479

Segment 9

7 coordinate pairs
Description
A21 southbound between A26 near Tonbridge (east) and A228
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes 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
{6FF30500-1457-43C6-89E9-7BE44A35C459}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
131 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.15306 0.303281
51.152882 0.303262
51.15275 0.303243
51.152519 0.30321
51.152313 0.303184
51.151972 0.30314
51.151878 0.303128

Segment 10

30 coordinate pairs
Description
A21 southbound between A26 near Tonbridge (east) and A228
Carriageway
Dual Carriageway
Lanes Restricted
2 lanes 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
{6FF30500-1457-43C6-89E9-7BE44A35C459}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
1,027 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.15306 0.303281
51.152882 0.303262
51.15275 0.303243
51.152519 0.30321
51.152313 0.303184
51.151972 0.30314
51.151615 0.303095
51.151587 0.303092
51.151036 0.303044
51.150601 0.303026
51.15012 0.303019
51.149669 0.303033
51.149321 0.303074
51.148861 0.303182
51.1484 0.303316
51.147901 0.303522
51.147354 0.303811
51.147008 0.304022
51.146771 0.304168
51.146434 0.304408
51.146105 0.304678
51.146004 0.304773
51.145793 0.304963
51.145527 0.305235
51.145417 0.305359
51.145343 0.305441
51.145049 0.305783
51.144726 0.306211
51.144541 0.306444
51.144411 0.306638
Geometry type
MultiLineString
Geometry points
89
First coordinate pair
0.305773, 51.160216
Road section segments
1
Road section points
89
View geometry JSON 
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            ],
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}
View road section coordinates 
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]
Cause type
Road Maintenance
Detailed cause
Maintenance Work
Compliance
Mandatory
Probability
Probable
Validity status
Planned
Road management
Carriageway Closures
Feed region label
Tonbridge
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Mon, Sep 15, 2025 1:02 PM
Record versioned
Sat, Dec 6, 2025 5:14 AM
Coordinate source
Geometry

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M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Cleared National Highways
Dunton Green M25 · M25 Anti-Clockwise Between J4 And J3
Starts 6 Jun 2026, 21:00 Expected 7 Jun 2026, 04:30

M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Category: Road Maintenance
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M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Cleared National Highways
Dunton Green M25 · M25 Anti-Clockwise Between J4 And J3
Starts 6 Jun 2026, 21:00 Expected 7 Jun 2026, 04:30

M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Category: Road Maintenance
View update

M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Cleared National Highways
Dunton Green M25 · M25 Anti-Clockwise Between J4 And J3
Starts 6 Jun 2026, 21:00 Expected 7 Jun 2026, 04:30

M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Category: Road Maintenance
View update

M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Planned National Highways
Dunton Green M25 · M25 Anti-Clockwise Between J4 And J3
Starts 6 Jun 2026, 21:00 Expected 7 Jun 2026, 04:30

M25 Anti-clockwise Jct 4 to Jct 3 lane 3 closure

Category: Road Maintenance
View update

A21 southbound lane 2 closure

Planned National Highways
Dunton Green A21 · A21 Southbound Between A26 Near Tonbridge (East) And A228
Starts 5 Jun 2026, 19:00 Expected 6 Jun 2026, 05:00

A21 southbound lane 2 closure

Category: Road Maintenance
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A21 southbound lane 2 closure

Cleared National Highways
Dunton Green A21 · A21 Southbound Between A26 Near Tonbridge (East) And A228
Starts 5 Jun 2026, 18:38 Expected 6 Jun 2026, 05:00

A21 southbound lane 2 closure

Category: Road Maintenance
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