A421 eastbound Marston Moretaine to Marsh Leys lane 1 closure

Cleared

Start time: Thu, Oct 16, 2025 7:00 PM
Expected end: Fri, Oct 17, 2025 5:00 AM
Duration: 10 hours
Road: A421 – A421 Northbound Between M1 And A428
Category: Construction Work
Direction: Eastbound
Carriageway: Dual Carriageway
Lanes affected: Lane 1 closed, 1 of 1 lanes affected
Reason: Road Improvement Or Upgrading

Live incident

Active roadworks

Planned

Cleared

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First published: Tue, Oct 14, 2025 11:37 AM
Last updated: Thu, Oct 16, 2025 1:01 PM
Cleared: Fri, Oct 17, 2025 5:00 AM

Latest update: A421 eastbound Marston Moretaine to Marsh Leys lane 1 closure

Coordinates: 52.085441, -0.523612
Latitude span: 52.077550 – 52.097123
Longitude span: -0.534770 – -0.511991
Bounding box centre: 52.087337, -0.523381
Location descriptions: A421 northbound between M1 and A428

Feed validity status: Planned
Overall feed start: Thu, Oct 16, 2025 7:00 PM
Overall feed end: Fri, Oct 17, 2025 5:00 AM
Feed window length: 10 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

5 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: 0 m
To Distance: 599 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.092243 -0.515673
52.092909 -0.515064
52.09456 -0.513745
52.095941 -0.512769
52.097123 -0.511991

Segment 2

12 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: Start2 End1
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {8B2F96CD-3F85-4A38-8CE6-2608AA8E5F4C}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 1,464 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.081423 -0.527693
52.081582 -0.527419
52.08245 -0.526106
52.083526 -0.524595
52.084201 -0.523711
52.085059 -0.522651
52.085919 -0.521679
52.086746 -0.520811
52.088951 -0.518743
52.089975 -0.517779
52.091194 -0.516632
52.092243 -0.515673

Segment 3

3 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: {45E9DEC8-64F4-4588-8C86-3172930485C9}
Linear Element Type: A Carriageway
From Distance: 7 m
To Distance: 192 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.07755 -0.53477
52.077985 -0.534043
52.078692 -0.532813

Segment 4

4 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 End2
Linear Element Road: A421
Linear Element Model: The Network Model
Linear Element Id: {43F61869-F7E2-461A-A7DA-D379E62265E6}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 241 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.079971 -0.530313
52.080083 -0.530093
52.081051 -0.528332
52.081423 -0.527693

Segment 5

2 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: {EFB6CFEE-7DFB-4FE7-9C38-0398BED5D684}
Linear Element Type: B Carriageway
From Distance: 0 m
To Distance: 222 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

52.078692 -0.532813
52.079971 -0.530313

Geometry type: MultiLineString
Geometry points: 26
First coordinate pair: -0.515673, 52.092243
Road section segments: 1
Road section points: 26

View geometry JSON

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                -0.515673,
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                52.09456
            ],
            [
                -0.512769,
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}

View road section coordinates

Cause type: Construction Work
Detailed cause: Road Improvement Or Upgrading
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Other