A421 eastbound lane 1 closure (MP 9/9 to 12/2)

Cleared

Start time: Mon, Apr 27, 2026 7:00 PM
Expected end: Tue, Apr 28, 2026 5:00 AM
Duration: 10 hours
Road: A421 – A421 Northbound Within A428
Category: Road Maintenance
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 1 lanes affected
Reason: Maintenance Work

Live incident

Active roadworks

Planned

Cleared

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First published: Mon, Apr 27, 2026 7:15 PM
Last updated: Tue, Apr 28, 2026 3:01 AM
Cleared: Tue, Apr 28, 2026 5:00 AM

Latest update: A421 eastbound lane 1 closure (MP 9/9 to 12/2)

Coordinates: 52.102068, -0.503858
Latitude span: 52.092292 – 52.105586
Longitude span: -0.515628 – -0.491668
Bounding box centre: 52.098939, -0.503648
Location descriptions: A421 northbound within A428

A421 northbound between M1 and A428

A421 northbound between A428 and A6

Feed validity status: Active
Overall feed start: Mon, Apr 27, 2026 7:00 PM
Overall feed end: Tue, Apr 28, 2026 5:00 AM
Feed window length: 10 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

7 coordinate pairs

Description: A421 northbound within A428
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: East Bound
Direction Relative: Aligned
Height Grade: Start1 End2
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {1E6236B2-7FC4-4516-8FFB-B59F7ACA853B}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 469 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.100041 -0.510174
52.100598 -0.509638
52.101243 -0.508931
52.101653 -0.508415
52.102074 -0.507812
52.10261 -0.506925
52.103213 -0.505733

Segment 2

8 coordinate pairs

Description: A421 northbound between M1 and A428
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: East Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {1522D508-3D46-496B-A370-7FAC6999A89A}
Linear Element Type: A Carriageway
From Distance: 6 m
To Distance: 946 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.092292 -0.515628
52.092909 -0.515064
52.09456 -0.513745
52.095941 -0.512769
52.097286 -0.511884
52.097731 -0.51162
52.09954 -0.510548
52.100041 -0.510174

Segment 3

4 coordinate pairs

Description: A421 northbound between A428 and A6
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: East Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {424904E7-C1FF-4482-B4B6-6EAD8A675F72}
Linear Element Type: A Carriageway
From Distance: 231 m
To Distance: 405 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.10537 -0.494183
52.105398 -0.493858
52.105555 -0.492013
52.105586 -0.491668

Segment 4

7 coordinate pairs

Description: A421 northbound within A428
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: East Bound
Direction Relative: Aligned
Height Grade: Start2 End1
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {6132CF69-858D-4AB9-B24E-01A4983F5F63}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 523 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.103619 -0.504737
52.104168 -0.503051
52.104488 -0.501772
52.10462 -0.501121
52.104801 -0.499939
52.104875 -0.499222
52.105059 -0.49752

Segment 5

5 coordinate pairs

Description: A421 northbound between A428 and A6
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: East Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {424904E7-C1FF-4482-B4B6-6EAD8A675F72}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 230 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.105059 -0.49752
52.105153 -0.496495
52.105225 -0.495719
52.10532 -0.494766
52.105369 -0.494193

Segment 6

2 coordinate pairs

Description: A421 northbound within A428
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: East Bound
Direction Relative: Aligned
Height Grade: Start2 End2
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {1EF3147D-95A2-4FF3-A7B1-12A1A79B621B}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 81 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.103213 -0.505733
52.103619 -0.504737

Geometry type: MultiLineString
Geometry points: 33
First coordinate pair: -0.510174, 52.100041
Road section segments: 1
Road section points: 33

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: Active
Road management: Other