A12 northbound Jct 17 to Jct 18 lane closure (MP 123/5 to 124/9)

Cleared

Start time: Fri, Sep 26, 2025 8:00 PM
Expected end: Sat, Sep 27, 2025 4:00 AM
Duration: 8 hours
Road: A12 – A12 Northbound Between A1114/A130 And A414 Near Chelmsford (East)
Category: Road Maintenance
Direction: Northbound
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: Fri, Sep 26, 2025 7:22 PM
Last updated: Sat, Sep 27, 2025 1:34 AM
Cleared: Sat, Sep 27, 2025 4:00 AM

Latest update: A12 northbound Jct 17 to Jct 18 lane closure (MP 123/5 to 124/9)

Coordinates: 51.708631, 0.522991
Latitude span: 51.703212 – 51.713713
Longitude span: 0.516920 – 0.527790
Bounding box centre: 51.708463, 0.522355
Location descriptions: A12 northbound between A1114/A130 and A414 near Chelmsford (east)

A12 northbound within the A1114/A130 junction

Feed validity status: Active
Overall feed start: Fri, Sep 26, 2025 8:00 PM
Overall feed end: Sat, Sep 27, 2025 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

4 coordinate pairs

Description: A12 northbound between A1114/A130 and A414 near Chelmsford (east)
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: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {0233752B-B384-4D9C-827E-B98B07829418}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 485 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.704551 0.518523
51.706262 0.520528
51.707648 0.522154
51.708087 0.522642

Segment 2

12 coordinate pairs

Description: A12 northbound between A1114/A130 and A414 near Chelmsford (east)
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: North Bound
Direction Relative: Aligned
Height Grade: Start1 End1
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {C8044597-732C-4443-A7F8-77F03A8AB305}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 723 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.708087 0.522642
51.70864 0.523281
51.709501 0.524241
51.710318 0.525126
51.710987 0.5258
51.711525 0.526322
51.711966 0.526694
51.712196 0.526866
51.712427 0.527038
51.712941 0.527371
51.713412 0.527643
51.713713 0.52779

Segment 3

5 coordinate pairs

Description: A12 northbound within the A1114/A130 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: North Bound
Direction Relative: Aligned
Height Grade: Start2 End1
Linear Element Road: A12
Linear Element Model: The Network Model
Linear Element Id: {FD7C814C-F2C5-422C-8EF7-382367AF4F48}
Linear Element Type: A Carriageway
From Distance: 27 m
To Distance: 213 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.703212 0.51692
51.703219 0.516929
51.703762 0.517581
51.704253 0.518188
51.704551 0.518523

Geometry type: MultiLineString
Geometry points: 21
First coordinate pair: 0.518523, 51.704551
Road section segments: 1
Road section points: 21

View geometry JSON

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}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Repair Work
Compliance: Mandatory
Probability: Certain
Validity status: Active
Road management: Other
Feed region label: Chelmsford