A21 southbound lane 1 closure

Cleared

Start time: Thu, Oct 29, 2026 8:00 PM
Expected end: Fri, Oct 30, 2026 4:00 AM
Duration: 8 hours
Road: A21 – A21 Southbound Between A25 And A225
Category: Road Maintenance
Direction: Southbound
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 1 lanes affected
Reason: Maintenance Work

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First published: Wed, Oct 28, 2026 12:30 PM
Last updated: Thu, Oct 29, 2026 9:36 PM
Cleared: Fri, Oct 30, 2026 4:00 AM

Latest update: A21 southbound lane 1 closure

Coordinates: 51.259279, 0.172481
Latitude span: 51.249993 – 51.268168
Longitude span: 0.166748 – 0.178093
Bounding box centre: 51.259081, 0.172421
Location descriptions: A21 southbound between A25 and A225

Feed validity status: Suspended
Overall feed start: Thu, Oct 29, 2026 8:00 PM
Overall feed end: Fri, Oct 30, 2026 4:00 AM
Feed window length: 8 hours
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

18 coordinate pairs

Description: A21 southbound between A25 and A225
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: Start2 End2
Linear Element Road: A21
Linear Element Model: The Network Model
Linear Element Id: {1C2A348E-F656-4B2A-A244-8030932FD64C}
Linear Element Type: A Carriageway
From Distance: 57 m
To Distance: 746 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.268168 0.166748
51.267509 0.167649
51.267104 0.168189
51.266745 0.168645
51.266497 0.16892
51.266322 0.169112
51.266157 0.169291
51.265974 0.169469
51.265773 0.169631
51.265572 0.169808
51.265134 0.170146
51.265025 0.170212
51.264743 0.170385
51.26418 0.170674
51.263627 0.170892
51.263012 0.171078
51.26294 0.17109
51.262751 0.171123

Segment 2

21 coordinate pairs

Description: A21 southbound between A25 and A225
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: Start2 End1
Linear Element Road: A21
Linear Element Model: The Network Model
Linear Element Id: {6A06C238-1D06-4AD1-82C2-1F3F7FA6FDFB}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 1,354 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.262751 0.171123
51.261613 0.171342
51.260882 0.171493
51.259223 0.171904
51.258774 0.172033
51.258553 0.172115
51.258242 0.172236
51.257887 0.172375
51.257055 0.172718
51.256737 0.172875
51.25661 0.172949
51.25601 0.173299
51.255974 0.173326
51.255481 0.173675
51.255153 0.173932
51.254569 0.174406
51.253903 0.174919
51.252895 0.175732
51.25172 0.176679
51.25141 0.176923
51.251282 0.177031

Segment 3

6 coordinate pairs

Description: A21 southbound between A25 and A225
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: {273BDD6D-EA5C-406A-AB7F-26A8E4752C56}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 161 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.251282 0.177031
51.251017 0.177248
51.250634 0.177545
51.250433 0.177708
51.250223 0.177884
51.249993 0.178093

Geometry type: MultiLineString
Geometry points: 45
First coordinate pair: 0.166748, 51.268168
Road section segments: 1
Road section points: 45

View geometry JSON

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}

View road section coordinates

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