Crash View

A21 southbound lane 1 closure (31/6 to 34/3) and layby closure

Cleared

A21 southbound lane 1 closure (31/6 to 34/3) and layby closure

Start time
Wed, May 6, 2026 6:31 PM
Expected end
Thu, May 7, 2026 5:00 AM
Duration
10 hours 29 minutes
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
Tree And Vegetation Cutting Work
Active
Planned
Cleared
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First published
Wed, May 6, 2026 6:31 PM
Last updated
Wed, May 6, 2026 11:27 PM
Cleared
Thu, May 7, 2026 5:00 AM
  • Latest update: A21 southbound lane 1 closure (31/6 to 34/3) and layby closure
Coordinates
51.244923, 0.194677
Latitude span
51.240183 – 51.251022
Longitude span
0.177244 – 0.208283
Bounding box centre
51.245603, 0.192764
Location descriptions
  • A21 southbound between A25 and A225
  • A21 southbound within the A225 junction
Feed validity status
Active
Overall feed start
Wed, May 6, 2026 6:31 PM
Overall feed end
Thu, May 7, 2026 5:00 AM
Feed window length
10 hours 29 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

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
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
32 m
To Distance
970 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.251022 0.177244
51.251017 0.177248
51.250634 0.177545
51.250433 0.177708
51.250223 0.177884
51.249848 0.178224
51.249536 0.178539
51.249215 0.178882
51.248957 0.179228
51.248726 0.179576
51.248484 0.17998
51.248428 0.180092
51.248307 0.180315
51.247933 0.181114
51.247546 0.182056
51.24743 0.182352
51.247121 0.183139
51.246933 0.183618
51.246781 0.184055
51.245874 0.186376
51.245599 0.187137

Segment 2

9 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
{ABF05885-2CE4-4245-BD2B-8C1F0365B0A9}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
205 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.244496 0.198972
51.244496 0.198977
51.24445 0.199978
51.244434 0.200335
51.244389 0.20082
51.244317 0.201318
51.244273 0.201717
51.244254 0.201788
51.244235 0.20188

Segment 3

10 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
{B42E6A5C-E2F2-4D9F-809E-C5E8AE625855}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
295 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.244235 0.20188
51.244194 0.202076
51.244096 0.202554
51.24395 0.203106
51.243789 0.203571
51.243656 0.203923
51.243476 0.204387
51.243223 0.204934
51.243158 0.20506
51.242907 0.205506

Segment 4

22 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
{2212B714-ED5D-4B2B-932C-B51456BA1F10}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
849 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.245599 0.187137
51.245551 0.187278
51.245332 0.187955
51.245235 0.188294
51.245062 0.188917
51.244855 0.189867
51.244775 0.190293
51.244714 0.190677
51.244611 0.191388
51.244523 0.192258
51.24447 0.192671
51.244468 0.192771
51.244456 0.192914
51.244441 0.193272
51.244416 0.194102
51.244416 0.194245
51.244414 0.194718
51.244451 0.196081
51.244461 0.196525
51.244484 0.1972
51.244503 0.198576
51.244496 0.198972

Segment 5

3 coordinate pairs
Description
A21 southbound within the A225 junction
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
{A3D3123F-1CF3-4812-891F-7F4117548754}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
56 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.24064 0.20792
51.240485 0.208043
51.240183 0.208283

Segment 6

13 coordinate pairs
Description
A21 southbound within the A225 junction
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
{94EAE9C2-6E54-4372-B870-D20A69C2CE8C}
Linear Element Type
A Carriageway
From Distance
0 m
To Distance
305 m
Gml Srs Name
EPSG::4326
Gml Srs Dimension
2
Raw coordinate list 
51.242907 0.205506
51.242777 0.205701
51.242537 0.206062
51.242362 0.206283
51.242187 0.206489
51.241938 0.206778
51.241755 0.206984
51.241498 0.20723
51.241306 0.207407
51.241205 0.207503
51.24105 0.20761
51.240704 0.207865
51.24064 0.20792
Geometry type
MultiLineString
Geometry points
78
First coordinate pair
0.177244, 51.251022
Road section segments
1
Road section points
78
View geometry JSON 
{
    "type": "MultiLineString",
    "coordinates": [
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            ],
            [
                0.177708,
                51.250433
            ],
            [
                0.177884,
                51.250223
            ],
            [
                0.178224,
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            ],
            [
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            [
                0.178882,
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            [
                0.179228,
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            ],
            [
                0.182352,
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            ],
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            ],
            [
                0.184055,
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            ],
            [
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            ],
            [
                0.187137,
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            ],
            [
                0.198972,
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            ],
            [
                0.198977,
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            ],
            [
                0.199978,
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            ],
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            ],
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            ],
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                0.202076,
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            ],
            [
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            ],
            [
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            [
                0.188294,
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            ],
            [
                0.188917,
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            ],
            [
                0.189867,
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            ],
            [
                0.190293,
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            ],
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                0.190677,
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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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            ],
            [
                0.207865,
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            ],
            [
                0.20792,
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            ]
        ]
    ]
}
View road section coordinates 
[
    [
        [
            0.177244,
            51.251022
        ],
        [
            0.177248,
            51.251017
        ],
        [
            0.177545,
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            0.177884,
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            0.178224,
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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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        ]
    ]
]
Cause type
Road Maintenance
Detailed cause
Tree And Vegetation Cutting Work
Compliance
Mandatory
Probability
Certain
Validity status
Active
Road management
Other
Feed provider
National Highways
Data source
Roadworks
Feed version
1
Record created
Wed, May 6, 2026 6:31 PM
Record versioned
Wed, May 6, 2026 11:27 PM
Coordinate source
Geometry

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