A12 northbound Jct 28 to 29 lane 1 closure (MP 164/2 to 166/0)

Cleared

Start time: Mon, Apr 13, 2026 8:00 PM
Expected end: Tue, Apr 14, 2026 4:00 AM
Duration: 8 hours
Road: A12 – A12 Northbound At A Minor Junction Between A133 And A120 Near Colchester (East)
Category: Road Maintenance
Direction: Northbound
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: Thu, Mar 26, 2026 1:50 PM
Last updated: Mon, Apr 13, 2026 11:20 PM
Cleared: Tue, Apr 14, 2026 4:00 AM

Latest update: A12 northbound Jct 28 to 29 lane 1 closure (MP 164/2 to 166/0)

Coordinates: 51.925203, 0.906671
Latitude span: 51.924004 – 51.925666
Longitude span: 0.894214 – 0.919196
Bounding box centre: 51.924835, 0.906705
Location descriptions: A12 northbound at a minor junction between A133 and A120 near Colchester (east)

A12 northbound between A133 and A120 near Colchester (east)

Feed validity status: Planned
Overall feed start: Mon, Apr 13, 2026 8:00 PM
Overall feed end: Tue, Apr 14, 2026 4:00 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

6 coordinate pairs

Description: A12 northbound at a minor junction between A133 and A120 near Colchester (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: {3E6F3C08-224F-4842-82E2-16C7F1B319AF}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 314 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.924333 0.896119
51.924443 0.896875
51.924659 0.898329
51.924826 0.899562
51.924908 0.900251
51.924944 0.900582

Segment 2

12 coordinate pairs

Description: A12 northbound between A133 and A120 near Colchester (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: {BE95212D-24AF-43F3-9460-B2158B62BDA1}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 747 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.925425 0.905801
51.925452 0.906294
51.925507 0.907315
51.925571 0.908731
51.925616 0.909853
51.925629 0.910407
51.925653 0.911965
51.925657 0.912547
51.925666 0.913639
51.925644 0.915224
51.925643 0.915282
51.925609 0.916646

Segment 3

5 coordinate pairs

Description: A12 northbound at a minor junction between A133 and A120 near Colchester (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: {8F1D17EA-2241-4240-969C-8588A485D251}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 363 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.924944 0.900582
51.92515 0.902492
51.925221 0.903253
51.925366 0.905023
51.925425 0.905801

Segment 4

3 coordinate pairs

Description: A12 northbound at a minor junction between A133 and A120 near Colchester (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: {B4CF517A-A24E-4FCA-8331-BE73CBB451BE}
Linear Element Type: A Carriageway
From Distance: 45 m
To Distance: 181 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.924004 0.894214
51.924209 0.89542
51.924333 0.896119

Segment 5

4 coordinate pairs

Description: A12 northbound between A133 and A120 near Colchester (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: {141914E4-69D1-4F65-AA3D-AB83CFC40C6F}
Linear Element Type: A Carriageway
From Distance: 0 m
To Distance: 175 m
Gml Srs Name: EPSG::4326
Gml Srs Dimension: 2

Raw coordinate list

51.925609 0.916646
51.925592 0.917358
51.925543 0.918591
51.92551 0.919196

Geometry type: MultiLineString
Geometry points: 30
First coordinate pair: 0.896119, 51.924333
Road section segments: 1
Road section points: 30

View geometry JSON

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    "type": "MultiLineString",
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}

View road section coordinates

Cause type: Road Maintenance
Detailed cause: Maintenance Work
Compliance: Mandatory
Probability: Probable
Validity status: Planned
Road management: Other
Feed region label: Colchester