A421 eastbound Marston Moretaine to Marsh Leys lane 1 closure (MP 10/2 to 11/5)

Cleared

Start time: Fri, Dec 12, 2025 9:00 PM
Expected end: Sat, Dec 13, 2025 5:00 AM
Duration: 8 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: Repair Work

Live incident

Active roadworks

Planned

Cleared

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First published: Thu, Dec 11, 2025 11:34 AM
Last updated: Sat, Dec 13, 2025 3:03 AM
Cleared: Sat, Dec 13, 2025 5:00 AM

Latest update: A421 eastbound Marston Moretaine to Marsh Leys lane 1 closure (MP 10/2 to 11/5)

Coordinates: 52.102522, -0.503671
Latitude span: 52.095307 – 52.105696
Longitude span: -0.513217 – -0.490429
Bounding box centre: 52.100502, -0.501823
Location descriptions: A421 northbound within A428

A421 northbound between M1 and A428

A421 northbound between A428 and A6

Feed validity status: Planned
Overall feed start: Fri, Dec 12, 2025 9:00 PM
Overall feed end: Sat, Dec 13, 2025 5:00 AM
Feed window length: 8 hours
Probability code (raw): probable
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: 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 2

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 3

6 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: 380 m
To Distance: 946 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.095307 -0.513217
52.095941 -0.512769
52.097286 -0.511884
52.097731 -0.51162
52.09954 -0.510548
52.100041 -0.510174

Segment 4

7 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: 490 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
52.105398 -0.493858
52.105555 -0.492013
52.105696 -0.490429

Segment 5

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: 29
First coordinate pair: -0.504737, 52.103619
Road section segments: 1
Road section points: 29

View geometry JSON

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}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Repair Work
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Other